Opinion polling for the 2018 Brazilian presidential election

Last updated

Since the previous elections, various polling companies have published surveys tracking voting intention for the 2018 Brazilian general election. The results of these surveys are listed below in reverse chronological order and include parties whose candidates frequently poll above 3% of the vote as well as the incumbent President of Brazil Michel Temer.

Contents

Presidential election

First round

Graphical summary

Graph showing 5 poll average trend lines of Brazilian opinion polls from June 2015 to the most recent one. Each line corresponds to a political party. The markers for PT on 18-21 December 2017 and 29-30 January 2018 correspond to the potential candidate Jaques Wagner instead of Fernando Haddad. The markers for MDB on 28 February-3 March 2018 and 27 April-2 May 2018 correspond to the potential candidate Michel Temer instead of Henrique Meirelles. The marker for PSDB on 25-29 May 2017 corresponds to the potential candidate Joao Doria instead of Geraldo Alckmin. Brazilian Opinion Polling 2017-2018 -Lula.png
Graph showing 5 poll average trend lines of Brazilian opinion polls from June 2015 to the most recent one. Each line corresponds to a political party. The markers for PT on 18–21 December 2017 and 29–30 January 2018 correspond to the potential candidate Jaques Wagner instead of Fernando Haddad. The markers for MDB on 28 February–3 March 2018 and 27 April–2 May 2018 correspond to the potential candidate Michel Temer instead of Henrique Meirelles. The marker for PSDB on 25–29 May 2017 corresponds to the potential candidate João Doria instead of Geraldo Alckmin.

2018

July–Oct
Polling firm/linkDate(s)
administered		Sample
size		 Fernando Haddad posse min. da Fazenda.jpg
Haddad
PT 		Ciro Gomes (cropped).jpg
Gomes
PDT 		31.07.2024 - Visita a Base Prevfogo Ibama de Corumba (53893982568) (cropped).jpg
Silva
REDE 		Foto oficial de Henrique Meirelles, secretario de Fazenda, Planejamento e Gestao do estado de Sao Paulo (cropped2).jpg
Meirelles
MDB 		Foto oficial de Alvaro Dias.jpg
Dias
PODE 		04-06-2024 Reuniao do Vice Presidente do Brasil com a Presidente do Novo Banco de Desenvolvimento Dilma Rousseff (cropped-2).jpg
Alckmin
PSDB 		Joao Amoedo em abril de 2019 (cropped).jpg
Amoêdo
NOVO 		Jair Bolsonaro 2019 Portrait (3x4 cropped).jpg
Bolsonaro
PSL 		Not
affiliated		OthersAbst.
Undec.
7 October Results
of the first round 		–29.3%12.5%1.0%1.2%0.8%4.8%2.5%46.0%–1.9%1.9%
Instituto Veritá 2–5 October 20185,20818.8%8.4%1.4%0.8%1.0%4.2%2.9%41.5%_2.0%19.0%
CNT/MDA 4–5 October 20182,00224.0%9.9%2.2%1.6%1.7%5.8%2.3%36.7%_1.9%13.8%
DataPoder360 3–4 October 20184,00025%15%2%3%4%7%2%30%5%7%
Datafolha 3–4 October 201819,55222%13%3%2%2%7%3%36%_2%10%
XP/Ipespe 3–4 October 20182,00022%11%4%2%2%7%3%36%–1%12%
Datafolha 3–4 October 201810,93022%11%4%2%2%8%3%35%–2%11%
RealTime Big Data 3–4 October 201810,00024%12%4%1%1%6%2%34%–1%15%
Paraná Pesquisas/Crusoé Archived 2018-10-06 at the Wayback Machine 2–4 October 20182,08021.8%9.4%3.5%1.7%1.4%7.4%3.1%34.9%–2.1%14.7%
Ibope 1–2 October 20183,01022%11%3%2%1%7%2%36%–4%12%
Ibope 1–2 October 20183,01023%10%4%2%1%7%2%32%–2%17%
Datafolha 29–30 September 20183,24021%11%4%2%2%9%3%32%–2%13%
Ibope 29–30 September 20183,01021%11%4%2%2%8%3%31%–1%17%
FSB Pesquisa 29–30 September 20182,00024%9%4%2%2%11%5%31%–1%12%
CNT/MDA Archived 2018-09-30 at the Wayback Machine 27–28 September 20182,00025.2%9.4%2.6%2.0%1.7%7.3%2.0%28.2%1.6%20.0%
Datafolha 26–28 September 20189,00022%11%5%2%2%10%3%28%–3%15%
XP/Ipespe 24–26 September 20182,00021%11%5%2%2%8%3%28%–3%17%
Paraná Pesquisas/Crusoé 23–25 September 20182,02020.2%10.1%4.3%1.3%1.9%7.6%3.8%31.2%–1.4%18.2%
Ibope 22–24 September 20182,00021%12%6%2%2%8%3%27%–1%18%
IstoÉ/Sensus 21–24 September 20182,00024.5%7.7%2.7%1.6%1.7%5.6%1.9%30.6%–1.3%22.4%
FSB Pesquisa 22–23 September 20182,00023%10%5%3%2%8%3%33%–1%13%
Ibope 22–23 September 20182,50622%11%5%2%2%8%3%28%–1%18%
DataPoder360 19–20 September 20184,00022%14%4%3%3%6%1%26%–5%15%
Datafolha 18–19 September 20188,60116%13%7%2%3%9%3%28%–2%17%
Genial Investimentos/Brasilis 17–19 September 20181,00017%7%6%3%4%7%5%30%–4%18%
XP/Ipespe 17–19 September 20182,00016%11%6%2%3%7%3%28%–1%23%
Ibope 16–18 September 20182,50619%11%6%2%2%7%2%28%–1%21%
FSB Pesquisa 15–16 September 20182,00016%14%5%2%2%6%4%33%–2%16%
CNT/MDA 12–15 September 20182,00217.6%10.8%4.1%1.7%1.9%6.1%2.8%28.2%–1.1%25.7%
Datafolha 13–14 September 20182,82013%13%8%3%3%9%3%26%–3%19%
XP/Ipespe 10–12 September 20182,00010%12%8%2%4%9%4%26%–2%23%
Paraná Pesquisas/Crusoé 7–11 September 20182,0108.3%11.9%10.6%2.4%3.7%8.7%3.3%26.6%–2.7%21.8%
Datafolha 10 September 20182,8049%13%11%3%3%10%3%24%–3%22%
Ibope 8–10 September 20182,0028%11%9%3%3%9%3%26%–2%26%
FSB Pesquisa 8–9 September 20182,0008%12%8%3%3%8%3%30%–2%24%
RealTime Big Data 7–9 September 20183,2007%11%11%2%4%9%3%25%–2%26%
On 6 September 2018, Jair Bolsonaro was stabbed while he was campaigning in Juiz de Fora, Minas Gerais.
XP/Ipespe 3–5 September 20182,0008%11%11%1%4%9%4%23%2%27%
Ibope 1–3 September 20182,0026%12%12%2%3%9%3%22%–3%28%
FSB Pesquisa 1–2 September 20182,0006%12%11%1%3%8%4%26%–2%28%
Apr–Aug
Polling firm/linkDate(s)
administered		Sample
size		 PT PDT PSB REDE MDB PODE PSDB NOVO PSL Not
affiliated		OthersAbst.
Undec.
On 31 August 2018, the Superior Electoral Court votes to officially reject Luiz Inácio Lula da Silva's candidacy. [1]
XP/Ipespe 27–29 August 20181,0006%
(Haddad)		10%
(Gomes)		–13%
(Silva)		1%
(Meirelles)		4%
(Dias)		9%
(Alckmin)		4%
(Amoedo)		23%
(Bolsonaro)		–6%27%
13%
(Haddad, supported by Lula)		10%
(Gomes)		–10%
(Silva)		1%
(Meirelles)		4%
(Dias)		8%
(Alckmin)		4%
(Amoedo)		21%
(Bolsonaro)		–6%28%
33%
(Lula)
cannot run in election		8%
(Gomes)		–7%
(Silva)		1%
(Meirelles)		3%
(Dias)		7%
(Alckmin)		4%
(Amoedo)		21%
(Bolsonaro)		–5%15%
DataPoder360 24–27 August 20185,50030%
(Lula)
cannot run in election		7%
(Gomes)		6%
(Silva)		2%
(Meirelles)		3%
(Dias)		7%
(Alckmin)		1%
(Amoedo)		21%
(Bolsonaro)		–7%18%
FSB Pesquisa 25–26 August 20182,0005%
(Haddad)		8%
(Gomes)		–15%
(Silva)		1%
(Meirelles)		3%
(Dias)		9%
(Alckmin)		4%
(Amoedo)		24%
(Bolsonaro)		–4%28%
35%
(Lula)
cannot run in election		5%
(Gomes)		–9%
(Silva)		1%
(Meirelles)		2%
(Dias)		6%
(Alckmin)		4%
(Amoedo)		22%
(Bolsonaro)		–2%15%
XP/Ipespe 20–22 August 20181,0006%
(Haddad)		8%
(Gomes)		–12%
(Silva)		2%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		2%
(Amoedo)		23%
(Bolsonaro)		–5%30%
13%
(Haddad, supported by Lula)		8%
(Gomes)		–9%
(Silva)		1%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		1%
(Amoedo)		20%
(Bolsonaro)		–4%31%
32%
(Lula)
cannot run in election		7%
(Gomes)		–7%
(Silva)		1%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		2%
(Amoedo)		20%
(Bolsonaro)		–3%18%
Datafolha 20–21 August 20188,4334%
(Haddad)		10%
(Gomes)		–16%
(Silva)		2%
(Meirelles)		4%
(Dias)		9%
(Alckmin)		2%
(Amoedo) 		22%
(Bolsonaro)		–4%28%
39%
(Lula)
cannot run in election		5%
(Gomes)		–8%
(Silva)		1%
(Meirelles)		3%
(Dias)		6%
(Alckmin)		2%
(Amoedo)		19%
(Bolsonaro)		–3%14%
Ibope 17–19 August 20182,0024%
(Haddad)		9%
(Gomes)		–12%
(Silva)		1%
(Meirelles)		3%
(Dias)		7%
(Alckmin)		1%
(Amoedo)		20%
(Bolsonaro)		–6%38%
37%
(Lula)
cannot run in election		5%
(Gomes)		–6%
(Silva)		1%
(Meirelles)		3%
(Dias)		5%
(Alckmin)		1%
(Amoedo)		18%
(Bolsonaro)		–3%22%
CNT/MDA 15–18 August 20182,00237.7%
(Lula)
cannot run in election		4.1%
(Gomes)		–5.6%
(Silva)		0.8%
(Meirelles)		2.7%
(Dias)		4.9%
(Alckmin)		18.8%
(Bolsonaro)		–2.2%23.1%
Ipespe 13–15 August 20181,0007%
(Haddad)		8%
(Gomes)		–11%
(Silva)		2%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		23%
(Bolsonaro)		–4%31%
15%
(Haddad, supported by Lula)		7%
(Gomes)		–9%
(Silva)		2%
(Meirelles)		6%
(Dias)		9%
(Alckmin)		21%
(Bolsonaro)		–4%28%
31%
(Lula)
cannot run in election		7%
(Gomes)		–8%
(Silva)		1%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		20%
(Bolsonaro)		–3%16%
Paraná Pesquisas 9–13 August 20182,0023.8%
(Haddad)		10.2%
(Gomes)		–13.2%
(Silva)		0.9%
(Meirelles)		4.9%
(Dias)		8.5%
(Alckmin)		23.9%
(Bolsonaro)		–4.9%29.9%
30.8%
(Lula)
cannot run in election		5.9%
(Gomes)		–8.1%
(Silva)		0.7%
(Meirelles)		4.0%
(Dias)		6.6%
(Alckmin)		22.0%
(Bolsonaro)		–3.2%18.9%
Ipespe 6–8 August 20181,0003%
(Haddad)		8%
(Gomes)		–12%
(Silva)		2%
(Meirelles)		4%
(Dias)		10%
(Alckmin)		23%
(Bolsonaro)		–3%34%
13%
(Haddad, supported by Lula)		7%
(Gomes)		–10%
(Silva)		2%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		21%
(Bolsonaro)		–3%30%
31%
(Lula)
cannot run in election		6%
(Gomes)		–8%
(Silva)		2%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		19%
(Bolsonaro)		–3%17%
–9%
(Gomes)		–12%
(Silva)		3%
(Meirelles)		5%
(Dias)		10%
(Alckmin)		23%
(Bolsonaro)		–4%34%
Ipespe 30 July–1 August 20181,0002%
(Haddad)		10%
(Gomes)		–11%
(Silva)		2%
(Meirelles)		5%
(Dias)		10%
(Alckmin)		22%
(Bolsonaro)		–3%34%
13%
(Haddad, supported by Lula)		8%
(Gomes)		–9%
(Silva)		2%
(Meirelles)		4%
(Dias)		9%
(Alckmin)		20%
(Bolsonaro)		–3%31%
31%
(Lula)
cannot run in election		7%
(Gomes)		–8%
(Silva)		2%
(Meirelles)		4%
(Dias)		9%
(Alckmin)		19%
(Bolsonaro)		–3%18%
–10%
(Gomes)		–11%
(Silva)		3%
(Meirelles)		5%
(Dias)		10%
(Alckmin)		22%
(Bolsonaro)		–3%35%
Paraná Pesquisas 25–30 July 20182,2402.8%
(Haddad)		10.7%
(Gomes)		–14.4%
(Silva)		1.1%
(Meirelles)		5.0%
(Dias)		7.8%
(Alckmin)		23.6%
(Bolsonaro)		–5.3%29.4%
29.0%
(Lula)
cannot run in election		6.0%
(Gomes)		–9.2%
(Silva)		0.8%
(Meirelles)		4.2%
(Dias)		6.2%
(Alckmin)		21.8%
(Bolsonaro)		–3.6%19.2%
2.8%
(Wagner)		10.8%
(Gomes)		–14.3%
(Silva)		1.2%
(Meirelles)		4.9%
(Dias)		7.9%
(Alckmin)		23.5%
(Bolsonaro)		–5.9%28.9%
DataPoder360 25–28 July 20183,0005%
(Haddad)		13%
(Gomes)		–6%
(Silva)		–4%
(Dias)		9%
(Alckmin)		20%
(Bolsonaro)		––43%
Ipespe Archived 2018-07-27 at the Wayback Machine 23–25 July 20181,0002%
(Haddad)		10%
(Gomes)		–13%
(Silva)		2%
(Meirelles)		5%
(Dias)		10%
(Alckmin)		23%
(Bolsonaro)		–2%30%
12%
(Haddad, supported by Lula)		9%
(Gomes)		–10%
(Silva)		1%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		22%
(Bolsonaro)		–3%29%
30%
(Lula)
cannot run in election		8%
(Gomes)		–8%
(Silva)		1%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		20%
(Bolsonaro)		–2%17%
–10%
(Gomes)		–12%
(Silva)		2%
(Meirelles)		5%
(Dias)		10%
(Alckmin)		23%
(Bolsonaro)		–3%34%
Ideia Big Data 20–23 July 20182,0363%
(Haddad)		8%
(Gomes)		–13%
(Silva)		2%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		19%
(Bolsonaro)		–3%39%
29%
(Lula)
cannot run in election		7%
(Gomes)		–10%
(Silva)		2%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		17%
(Bolsonaro)		–4%20%
3%
(Wagner)		8%
(Gomes)		–14%
(Silva)		2%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		19%
(Bolsonaro)		–3%37%
9%
(some candidate supported by Lula)		7%
(Gomes)		–11%
(Silva)		2%
(Meirelles)		4%
(Dias)		6%
(Alckmin)		19%
(Bolsonaro)		–5%37%
Vox Populi 18–20 July 20182,00041%
(Lula)
cannot run in election		5%
(Gomes)		–4%
(Silva)		0%
(Meirelles)		1%
(Dias)		4%
(Alckmin)		12%
(Bolsonaro)		–3%30%
44%
(Lula)
cannot run in election		4%
(Gomes)		–5%
(Silva)		––4%
(Alckmin)		14%
(Bolsonaro)		––28%
Ipespe Archived 2018-07-21 at the Wayback Machine 16–18 July 20181,0002%
(Haddad)		10%
(Gomes)		–12%
(Silva)		2%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		23%
(Bolsonaro)		–3%33%
13%
(Haddad, supported by Lula)		8%
(Gomes)		–10%
(Silva)		2%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		21%
(Bolsonaro)		–3%31%
29%
(Lula)
cannot run in election		7%
(Gomes)		–8%
(Silva)		1%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		20%
(Bolsonaro)		–3%19%
–10%
(Gomes)		–12%
(Silva)		2%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		23%
(Bolsonaro)		–3%36%
Ipespe Archived 2018-07-13 at the Wayback Machine 9–11 July 20181,0002%
(Haddad)		9%
(Gomes)		–14%
(Silva)		3%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		24%
(Bolsonaro)		–4%31%
12%
(Haddad, supported by Lula)		8%
(Gomes)		–11%
(Silva)		2%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		21%
(Bolsonaro)		–4%31%
30%
(Lula)
cannot run in election		7%
(Gomes)		–10%
(Silva)		2%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		20%
(Bolsonaro)		–3%15%
–9%
(Gomes)		–13%
(Silva)		2%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		23%
(Bolsonaro)		–5%35%
Ipespe 2–4 July 20181,0002%
(Haddad)		10%
(Gomes)		–13%
(Silva)		2%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		23%
(Bolsonaro)		–4%33%
11%
(Haddad, supported by Lula)		8%
(Gomes)		–11%
(Silva)		2%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		21%
(Bolsonaro)		–4%29%
28%
(Lula)
cannot run in election		7%
(Gomes)		–9%
(Silva)		1%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		20%
(Bolsonaro)		–3%19%
–10%
(Gomes)		–12%
(Silva)		2%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		23%
(Bolsonaro)		–4%35%
DataPoder360 25–29 June 20185,5005%
(Haddad)		12%
(Gomes)		–7%
(Silva)		1%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		18%
(Bolsonaro)		–5%42%
6%
(Haddad)		13%
(Gomes)		–7%
(Silva)		–5%
(Dias)		8%
(Alckmin)		21%
(Bolsonaro)		––40%
Ipespe 25–27 June 20181,0002%
(Haddad)		11%
(Gomes)		–12%
(Silva)		1%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		22%
(Bolsonaro)		–4%34%
11%
(Haddad, supported by Lula)		8%
(Gomes)		–10%
(Silva)		2%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		20%
(Bolsonaro)		–4%33%
29%
(Lula)
cannot run in election		6%
(Gomes)		–9%
(Silva)		1%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		19%
(Bolsonaro)		–3%21%
–10%
(Gomes)		–12%
(Silva)		1%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		22%
(Bolsonaro)		–4%39%
IBOPE 21–24 June 20182,0002%
(Haddad)		8%
(Gomes)		–13%
(Silva)		1%
(Meirelles)		3%
(Dias)		6%
(Alckmin)		17%
(Bolsonaro)		–10%41%
33%
(Lula)
cannot run in election		4%
(Gomes)		–7%
(Silva)		0%
(Meirelles)		2%
(Dias)		4%
(Alckmin)		15%
(Bolsonaro)		–7%28%
Ipespe 18–20 June 20181,0003%
(Haddad)		10%
(Gomes)		–14%
(Silva)		2%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		21%
(Bolsonaro)		–4%33%
12%
(Haddad, supported by Lula)		8%
(Gomes)		–11%
(Silva)		2%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		19%
(Bolsonaro)		–4%31%
28%
(Lula)
cannot run in election		5%
(Gomes)		–10%
(Silva)		1%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		19%
(Bolsonaro)		–3%23%
–10%
(Gomes)		–13%
(Silva)		1%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		22%
(Bolsonaro)		–4%36%
Ipespe 11–13 June 20181,0002%
(Haddad)		10%
(Gomes)		–13%
(Silva)		2%
(Meirelles)		6%
(Dias)		8%
(Alckmin)		22%
(Bolsonaro)		–4%33%
11%
(Haddad, supported by Lula)		9%
(Gomes)		–10%
(Silva)		2%
(Meirelles)		6%
(Dias)		8%
(Alckmin)		20%
(Bolsonaro)		–2%31%
29%
(Lula)
cannot run in election		6%
(Gomes)		–10%
(Silva)		2%
(Meirelles)		6%
(Dias)		7%
(Alckmin)		19%
(Bolsonaro)		–2%18%
–11%
(Gomes)		–13%
(Silva)		2%
(Meirelles)		6%
(Dias)		8%
(Alckmin)		22%
(Bolsonaro)		–4%34%
Datafolha 6–7 June 20182,8241%
(Haddad)		10%
(Gomes)		–15%
(Silva)		1%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		19%
(Bolsonaro)		–10%33%
30%
(Lula)
cannot run in election		6%
(Gomes)		–10%
(Silva)		1%
(Meirelles)		4%
(Dias)		6%
(Alckmin)		17%
(Bolsonaro)		–5%21%
1%
(Wagner)		10%
(Gomes)		–14%
(Silva)		1%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		19%
(Bolsonaro)		–10%33%
–11%
(Gomes)		–15%
(Silva)		1%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		19%
(Bolsonaro)		–9%34%
Ipespe 4–6 June 20181,0003%
(Haddad)		11%
(Gomes)		–13%
(Silva)		2%
(Meirelles)		6%
(Dias)		8%
(Alckmin)		22%
(Bolsonaro)		–3%32%
11%
(Haddad, supported by Lula)		9%
(Gomes)		–11%
(Silva)		2%
(Meirelles)		6%
(Dias)		8%
(Alckmin)		21%
(Bolsonaro)		–4%27%
30%
(Lula)
cannot run in election		6%
(Gomes)		–10%
(Silva)		2%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		20%
(Bolsonaro)		–4%16%
–11%
(Gomes)		–13%
(Silva)		1%
(Meirelles)		7%
(Dias)		9%
(Alckmin)		23%
(Bolsonaro)		–3%32%
DataPoder360 25–31 May 201810,5006%
(Haddad)		11%
(Gomes)		–7%
(Silva)		1%
(Meirelles)		5%
(Dias)		6%
(Alckmin)		21%
(Bolsonaro)		–5.8%39%
8%
(Haddad)		12%
(Gomes)		–6%
(Silva)		–6%
(Dias)		7%
(Alckmin)		25%
(Bolsonaro)		––36%
8%
(Haddad)		12%
(Gomes)		–7%
(Silva)		–6%
(Dias)		6%
(Doria)		22%
(Bolsonaro)		––40%
Vox Populi 19–23 May 20182,00039%
(Lula)
cannot run in election		4%
(Gomes)		–6%
(Silva)		1%
(Meirelles)		2%
(Dias)		3%
(Alckmin)		12%
(Bolsonaro)		–2%30%
Ipespe 15–18 and 21–23 May 20182,0003%
(Haddad)		10%
(Gomes)		–14%
(Silva)		2%
(Meirelles)		4%
(Dias)		9%
(Alckmin)		24%
(Bolsonaro)		–2%32%
29%
(Lula)
cannot run in election		6%
(Gomes)		–9%
(Silva)		1%
(Temer)		4%
(Dias)		9%
(Alckmin)		24%
(Bolsonaro)		–3%17%
–10%
(Gomes)		–13%
(Silva)		1%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		24%
(Bolsonaro)		–3%36%
MDA Archived 2018-08-16 at the Wayback Machine 9–12 May 20182,0022.3%
(Haddad)		9.0%
(Gomes)		–11.2%
(Silva)		0.5%
(Meirelles)		3.0%
(Dias)		5.3%
(Alckmin)		18.3%
(Bolsonaro)		–4.4%45.7%
4.4%
(Haddad)		12.0%
(Gomes)		–16.4%
(Silva)		1.4%
(Meirelles)		––20.7%
(Bolsonaro)		––45.1%
3.8%
(Haddad)		11.1%
(Gomes)		–15.1%
(Silva)		––8.1%
(Alckmin)		19.7%
(Bolsonaro)		––42.2%
32.4%
(Lula)
cannot run in election		5.4%
(Gomes)		–7.6%
(Silva)		0.3%
(Meirelles)		2.5%
(Dias)		4.0%
(Alckmin)		16.7%
(Bolsonaro)		–3.0%26.7%
0.9%
(Temer)
Paraná Pesquisas 27 April–2 May 20182,0022.7%
(Haddad)		9.7%
(Gomes)		11.0%
(Barbosa)		12.0%
(Silva)		1.7%
(Temer)		5.9%
(Dias)		8.1%
(Alckmin)		20.5%
(Bolsonaro)		–6.0%22.2%
27.6%
(Lula)
cannot run in election		5.5%
(Gomes)		9.2%
(Barbosa)		7.7%
(Silva)		1.1%
(Temer)		5.4%
(Dias)		6.9%
(Alckmin)		19.5%
(Bolsonaro)		–4.2%12.8%
–10.1%
(Gomes)		11.2%
(Barbosa)		13.3%
(Silva)		1.7%
(Temer)		6.1%
(Dias)		8.4%
(Alckmin)		20.7%
(Bolsonaro)		–6.4%22.0%
DataPoder360 16–19 April 20182,0003.9%
(Haddad)		9.0%
(Gomes)		12.9%
(Barbosa)		10.0%
(Silva)		–6.0%
(Dias)		8.0%
(Alckmin)		20.0%
(Bolsonaro)		–5.5%24.7%
7.4%
(Haddad)		8.4%
(Gomes)		16.3%
(Barbosa)		8.2%
(Silva)		–6.3%
(Dias)		5.5%
(Alckmin)		22.4%
(Bolsonaro)		––25;5%
Vox Populi Archived 2018-04-17 at the Wayback Machine 13–15 April 20182,00047%
(Lula)
cannot run in election		2%
(Gomes)		9%
(Barbosa)		7%
(Silva)		1%
(Meirelles)		2%
(Dias)		3%
(Alckmin)		11%
(Bolsonaro)		–0%18%
47%
(Lula)
cannot run in election		2%
(Gomes)		9%
(Barbosa)		7%
(Silva)		1%
(Temer)		2%
(Dias)		3%
(Alckmin)		12%
(Bolsonaro)		–0%18%
Datafolha 9–13 April 20184,2602%
(Haddad)		9%
(Gomes)		9%
(Barbosa)		15%
(Silva)		1%
(Meirelles)		5%
(Dias)		7%
(Alckmin)		17%
(Bolsonaro)		–7%26%
2%
(Haddad)		9%
(Gomes)		9%
(Barbosa)		15%
(Silva)		2%
(Temer)		4%
(Dias)		7%
(Alckmin)		17%
(Bolsonaro)		–8%28%
2%
(Haddad)		9%
(Gomes)		10%
(Barbosa)		15%
(Silva)		–5%
(Dias)		8%
(Alckmin)		17%
(Bolsonaro)		–8%27%
31%
(Lula)
cannot run in election		5%
(Gomes)		8%
(Barbosa)		10%
(Silva)		1%
(Meirelles)		3%
(Dias)		6%
(Alckmin)		15%
(Bolsonaro)		–5%16%
30%
(Lula)
cannot run in election		5%
(Gomes)		8%
(Barbosa)		10%
(Silva)		1%
(Temer)		3%
(Dias)		6%
(Alckmin)		15%
(Bolsonaro)		–5%16%
31%
(Lula)
cannot run in election		5%
(Gomes)		8%
(Barbosa)		10%
(Silva)		–4%
(Dias)		6%
(Alckmin)		16%
(Bolsonaro)		–4%15%
1%
(Wagner)		9%
(Gomes)		9%
(Barbosa)		15%
(Silva)		1%
(Meirelles)		4%
(Dias)		8%
(Alckmin)		17%
(Bolsonaro)		–9%27%
1%
(Wagner)		9%
(Gomes)		9%
(Barbosa)		15%
(Silva)		1%
(Temer)		4%
(Dias)		7%
(Alckmin)		17%
(Bolsonaro)		–7%26%
–9%
(Gomes)		9%
(Barbosa)		16%
(Silva)		1%
(Meirelles)		4%
(Dias)		8%
(Alckmin)		17%
(Bolsonaro)		–8%26%
After Luiz Inácio Lula da Silva is sentenced to 12 years in prison by the Regional Federal Court of the 4th Region, the Supreme Federal Court rules to reject Lula's plea and an arrest warrant is given on 6 April 2018. The ruling of the TRF-4 bars Lula from running in the election
Jan–Mar
Polling firm/linkDate(s)
administered		Sample
size		 PT PDT PSB REDE MDB PODE PSDB NOVO PSL Not
affiliated		OthersAbst.
Undec.
MDA Archived 2018-08-03 at the Wayback Machine 28 February–3 March 20182,0022.3%
(Haddad)		8.1%
(Gomes)		–12.8%
(Silva)		1.3%
(Temer)		4.0%
(Dias)		8.6%
(Alckmin)		20.0%
(Bolsonaro)		–4.2%38.7%
2.9%
(Haddad)		9.0%
(Gomes)		–13.9%
(Silva)		1.3%
(Temer)		4.7%
(Dias)		–20.9%
(Bolsonaro)		–5.2%42.1%
2.4%
(Haddad)		8.1%
(Gomes)		–13.4%
(Silva)		–4.1%
(Dias)		8.7%
(Alckmin)		20.2%
(Bolsonaro)		–4.6%38.5%
33.4%
(Lula)		4.3%
(Gomes)		–7.8%
(Silva)		0.9%
(Temer)		3.3%
(Dias)		6.4%
(Alckmin)		16.8%
(Bolsonaro)		–2.5%24.6%
#PESQUISA365 2–7 February 20182,0002.5%
(Haddad)		9.6%
(Gomes)		5.6%
(Barbosa)		9.7%
(Silva)		–3.0%
(Dias)		4.4%
(Alckmin)		15.9%
(Bolsonaro)		–5.3%44.5%
2.2%
(Wagner)		10.1%
(Gomes)		–10.4%
(Silva)		0.6%
(Meirelles)		3.4%
(Dias)		1.1%
(Virgílio)		17.0%
(Bolsonaro)		–5.1%50.7%
Datafolha 29–30 January 20182,82634%
(Lula)		6%
(Gomes)		3%
(Barbosa)		7%
(Silva)		1%
(Meirelles)		3%
(Dias)		6%
(Alckmin)		15%
(Bolsonaro)		5%
(Huck)		3%15%
1%
(Temer)
34%
(Lula)		6%
(Gomes)		–8%
(Silva)		1%
(Meirelles)		3%
(Dias)		6%
(Alckmin)		16%
(Bolsonaro)		6%
(Huck)		4%16%
35%
(Lula)		7%
(Gomes)		–10%
(Silva)		–4%
(Dias)		4%
(Doria)		17%
(Bolsonaro)		–5%18%
37%
(Lula)		7%
(Gomes)		5%
(Barbosa)		––4%
(Dias)		7%
(Alckmin)		16%
(Bolsonaro)		–5%20%
36%
(Lula)		7%
(Gomes)		––1%
(Meirelles)		4%
(Dias)		7%
(Alckmin)		18%
(Bolsonaro)		–6%22%
2%
(Wagner)		10%
(Gomes)		–13%
(Silva)		1%
(Meirelles)		5%
(Dias)		8%
(Alckmin)		18%
(Bolsonaro)		8%
(Huck)		6%28%
2%
(Wagner)		12%
(Gomes)		–16%
(Silva)		–6%
(Dias)		5%
(Doria)		20%
(Bolsonaro)		–7%32%
2%
(Wagner)		12%
(Gomes)		5%
(Barbosa)		––6%
(Dias)		11%
(Alckmin)		19%
(Bolsonaro)		–9%35%
2%
(Wagner)		13%
(Gomes)		––2%
(Meirelles)		6%
(Dias)		11%
(Alckmin)		20%
(Bolsonaro)		–9%36%

2017

Polling firm/linkDate(s)
administered		Sample
size		 PT PDT PSB REDE MDB PODE PSDB NOVO PSL Not
affiliated		OthersAbst.
Undec.
Paraná Pesquisas 18–21 December 20172,02029.2%
(Lula)		5.2%
(Gomes)		6.8%
(Barbosa)		8.6%
(Silva)		0.9%
(Meirelles)		3.5%
(Dias)		7.9%
(Alckmin)		21.1%
(Bolsonaro)		–0.9%15.9%
13.4%
(Rousseff)		7.7%
(Gomes)		7.6%
(Barbosa)		12.2%
(Silva)		1.1%
(Meirelles)		4.0%
(Dias)		8.7%
(Alckmin)		22.8%
(Bolsonaro)		–1.1%21.4%
3.9%
(Wagner)		8.2%
(Gomes)		9.6%
(Barbosa)		14.8%
(Silva)		1.3%
(Meirelles)		4.3%
(Dias)		9.5%
(Alckmin)		23.2%
(Bolsonaro)		–1.5%23.7%
Vox Populi 9–12 December 20172,00043%
(Lula)		2%
(Gomes)		7%
(Barbosa)		5%
(Silva)		1%
(Meirelles)		1%
(Dias)		4%
(Alckmin)		13%
(Bolsonaro)		–0%24%
45%
(Lula)		3%
(Gomes)		–7%
(Silva)		––6%
(Alckmin)		15%
(Bolsonaro)		––25%
DataPoder360 8–11 December 20172,2105%
(Haddad)		10%
(Gomes)		–10%
(Silva)		––7%
(Alckmin)		23%
(Bolsonaro)		––46%
26%
(Lula)		5%
(Gomes)		–7%
(Silva)		1%
(Meirelles)		2%
(Dias)		4%
(Alckmin)		21%
(Bolsonaro)		–14%21%
30%
(Lula)		6%
(Gomes)		–10%
(Silva)		––8%
(Alckmin)		22%
(Bolsonaro)		––26%
Datafolha 29–30 November 20172,7653%
(Haddad)		12%
(Gomes)		–16%
(Silva)		–5%
(Dias)		9%
(Alckmin)		21%
(Bolsonaro)		–5%28%
3%
(Haddad)		13%
(Gomes)		–17%
(Silva)		–6%
(Dias)		6%
(Doria)		21%
(Bolsonaro)		–5%30%
3%
(Haddad)		12%
(Gomes)		8%
(Barbosa)		––6%
(Dias)		11%
(Alckmin)		21%
(Bolsonaro)		–5%32%
3%
(Haddad)		13%
(Gomes)		––2%
(Meirelles)		6%
(Dias)		12%
(Alckmin)		22%
(Bolsonaro)		–7%35%
34%
(Lula)		6%
(Gomes)		5%
(Barbosa)		9%
(Silva)		1%
(Temer)		3%
(Dias)		6%
(Alckmin)		17%
(Bolsonaro)		–2%14%
1%
(Meirelles)
36%
(Lula)		7%
(Gomes)		–10%
(Silva)		–4%
(Dias)		7%
(Alckmin)		18%
(Bolsonaro)		–3%15%
36%
(Lula)		7%
(Gomes)		–11%
(Silva)		–4%
(Dias)		5%
(Doria)		18%
(Bolsonaro)		–4%16%
37%
(Lula)		7%
(Gomes)		6%
(Barbosa)		––4%
(Dias)		8%
(Alckmin)		18%
(Bolsonaro)		–3%17%
37%
(Lula)		7%
(Gomes)		––1%
(Meirelles)		4%
(Dias)		9%
(Alckmin)		19%
(Bolsonaro)		–4%17%
DataPoder360 16–18 November 20172,1714%
(Haddad)		12%
(Gomes)		–12%
(Silva)		––9%
(Alckmin)		22%
(Bolsonaro)		––42%
5%
(Haddad)		14%
(Gomes)		–14%
(Silva)		––3%
(Doria)		22%
(Bolsonaro)		––43%
26%
(Lula)		4%
(Gomes)		–8%
(Silva)		––7%
(Alckmin)		25%
(Bolsonaro)		––29%
26%
(Lula)		8%
(Gomes)		–8%
(Silva)		––9%
(Doria)		18%
(Bolsonaro)		––32%
Vox Populi 27–30 October 20172,00042%
(Lula)		4%
(Gomes)		–7%
(Silva)		0%
(Temer)		1%
(Dias)		5%
(Alckmin)		16%
(Bolsonaro)		–1%23%
41%
(Lula)		4%
(Gomes)		–7%
(Silva)		–1%
(Dias)		5%
(Alckmin)		16%
(Bolsonaro)		2%
(Huck)		2%22%
42%
(Lula)		4%
(Gomes)		–8%
(Silva)		––5%
(Alckmin)		17%
(Bolsonaro)		––24%
43%
(Lula)		5%
(Gomes)		–8%
(Silva)		––3%
(Doria)		16%
(Bolsonaro)		––24%
DataPoder360 26–29 October 20172,0164%
(Haddad)		14%
(Gomes)		–9%
(Silva)		––10%
(Alckmin)		23%
(Bolsonaro)		––40%
7%
(Haddad)		11%
(Gomes)		–13%
(Silva)		––8%
(Doria)		24%
(Bolsonaro)		––37%
28%
(Lula)		5%
(Gomes)		–6%
(Silva)		––7%
(Alckmin)		25%
(Bolsonaro)		––29%
32%
(Lula)		6%
(Gomes)		–5%
(Silva)		––9%
(Doria)		20%
(Bolsonaro)		––28%
IBOPE 18–22 October 20172,0021%
(Haddad)		7%
(Gomes)		–15%
(Silva)		1%
(Meirelles)		3%
(Dias)		7%
(Alckmin)		15%
(Bolsonaro)		8%
(Huck)		3%34%
5%
(Doria)
2%
(Haddad)		9%
(Gomes)		–18%
(Silva)		1%
(Meirelles)		4%
(Dias)		8%
(Alckmin)		18%
(Bolsonaro)		–4%36%
2%
(Haddad)		11%
(Gomes)		–19%
(Silva)		1%
(Meirelles)		4%
(Dias)		6%
(Doria)		17%
(Bolsonaro)		–3%37%
35%
(Lula)		3%
(Gomes)		–8%
(Silva)		0%
(Meirelles)		2%
(Dias)		5%
(Alckmin)		13%
(Bolsonaro)		5%
(Huck)		2%23%
4%
(Doria)
35%
(Lula)		5%
(Gomes)		–11%
(Silva)		0%
(Meirelles)		3%
(Dias)		7%
(Alckmin)		15%
(Bolsonaro)		–3%23%
36%
(Lula)		5%
(Gomes)		–11%
(Silva)		1%
(Meirelles)		3%
(Dias)		5%
(Doria)		15%
(Bolsonaro)		–2%22%
Datafolha 27–28 September 20172,7723%
(Haddad)		9%
(Gomes)		–22%
(Silva)		2%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		19%
(Bolsonaro)		–3%28%
2%
(Haddad)		7%
(Gomes)		5%
(Barbosa)		17%
(Silva)		2%
(Meirelles)		3%
(Dias)		8%
(Alckmin)		15%
(Bolsonaro)		9%
(Moro)		3%23%
6%
(Doria)
2%
(Haddad)		9%
(Gomes)		–20%
(Silva)		2%
(Meirelles)		5%
(Dias)		9%
(Alckmin)		17%
(Bolsonaro)		–2%27%
7%
(Doria)
35%
(Lula)		4%
(Gomes)		–13%
(Silva)		2%
(Meirelles)		4%
(Dias)		8%
(Alckmin)		17%
(Bolsonaro)		–1%17%
35%
(Lula)		––13%
(Silva)		2%
(Meirelles)		4%
(Dias)		8%
(Alckmin)		17%
(Bolsonaro)		–2%18%
36%
(Lula)		––14%
(Silva)		2%
(Meirelles)		4%
(Dias)		8%
(Doria)		16%
(Bolsonaro)		–2%18%
–10%
(Gomes)		–22%
(Silva)		2%
(Meirelles)		5%
(Dias)		10%
(Alckmin)		19%
(Bolsonaro)		–3%29%
–10%
(Gomes)		–23%
(Silva)		2%
(Meirelles)		5%
(Dias)		10%
(Doria)		18%
(Bolsonaro)		–3%29%
Paraná Pesquisas 18–22 September 20172,0404.0%
(Haddad)		7.5%
(Gomes)		9.7%
(Barbosa)		15.3%
(Silva)		2.2%
(Meirelles)		4.6%
(Dias)		9.7%
(Alckmin)		20.9%
(Bolsonaro)		––26.2%
3.4%
(Haddad)		7.4%
(Gomes)		8.9%
(Barbosa)		15.4%
(Silva)		2.3%
(Meirelles)		4.4%
(Dias)		13.5%
(Doria)		19.6%
(Bolsonaro)		––25.3%
26.5%
(Lula)		4.5%
(Gomes)		8.3%
(Barbosa)		9.8%
(Silva)		1.6%
(Meirelles)		3.9%
(Dias)		8.4%
(Alckmin)		20.0%
(Bolsonaro)		––17.0%
26.6%
(Lula)		4.3%
(Gomes)		7.5%
(Barbosa)		9.7%
(Silva)		1.5%
(Meirelles)		3.8%
(Dias)		11.5%
(Doria)		18.5%
(Bolsonaro)		––16.5%
DataPoder360 15–17 September 20172,2804%
(Haddad)		11%
(Gomes)		–12%
(Silva)		––7%
(Alckmin)		26%
(Bolsonaro)		––41%
3%
(Haddad)		11%
(Gomes)		–13%
(Silva)		––8%
(Doria)		26%
(Bolsonaro)		––40%
27%
(Lula)		6%
(Gomes)		–6%
(Silva)		––5%
(Alckmin)		24%
(Bolsonaro)		––32%
28%
(Lula)		6%
(Gomes)		–7%
(Silva)		––10%
(Doria)		20%
(Bolsonaro)		––28%
MDA 13–16 September 20172,00232.0%
(Lula)		4.6%
(Gomes)		–11.4%
(Silva)		––8.7%
(Alckmin)		19.4%
(Bolsonaro)		––23.9%
32.7%
(Lula)		5.2%
(Gomes)		–12.0%
(Silva)		––9.4%
(Doria)		18.4%
(Bolsonaro)		––22;3%
32.4%
(Lula)		5.3%
(Gomes)		–12.1%
(Silva)		––3.2%
(Neves)		19.8%
(Bolsonaro)		––27.2%
DataPoder360 12–14 August 20172,0883%
(Haddad)		8%
(Gomes)		–8%
(Silva)		––9%
(Alckmin)		27%
(Bolsonaro)		––45%
5%
(Haddad)		9%
(Gomes)		–6%
(Silva)		––12%
(Doria)		25%
(Bolsonaro)		––44%
32%
(Lula)		4%
(Gomes)		–3%
(Silva)		––4%
(Alckmin)		25%
(Bolsonaro)		––33%
31%
(Lula)		6%
(Gomes)		–3%
(Silva)		––12%
(Doria)		18%
(Bolsonaro)		––30%
Vox Populi 29–31 July 20171,99947%
(Lula)		3%
(Gomes)		–6%
(Silva)		1%
(Temer)		–5%
(Alckmin)		13%
(Bolsonaro)		–2%22%
47%
(Lula)		3%
(Gomes)		–7%
(Silva)		––6%
(Alckmin)		13%
(Bolsonaro)		––23%
48%
(Lula)		4%
(Gomes)		–8%
(Silva)		––4%
(Doria)		13%
(Bolsonaro)		––24%
Paraná Pesquisas 24–27 July 20172,02026.1%
(Lula)		4.5%
(Gomes)		9.8%
(Barbosa)		7.0%
(Silva)		–4.1%
(Dias)		7.3%
(Alckmin)		20.8%
(Bolsonaro)		––20.5%
25.8%
(Lula)		4.5%
(Gomes)		8.7%
(Barbosa)		7.1%
(Silva)		–3.5%
(Dias)		12.3%
(Doria)		18.7%
(Bolsonaro)		––19.6%
DataPoder360 9–10 July 20172,17826%
(Lula)		5%
(Gomes)		–6%
(Silva)		––10%
(Alckmin)		21%
(Bolsonaro)		––34%
23%
(Lula)		4%
(Gomes)		–12%
(Silva)		––13%
(Doria)		21%
(Bolsonaro)		––27%
Datafolha 21–23 June 20172,7713%
(Haddad)		–13%
(Barbosa)		22%
(Silva)		––10%
(Alckmin)		16%
(Bolsonaro)		–8%28%
30%
(Lula)		5%
(Gomes)		–15%
(Silva)		––8%
(Alckmin)		16%
(Bolsonaro)		–6%20%
30%
(Lula)		6%
(Gomes)		–15%
(Silva)		––10%
(Doria)		15%
(Bolsonaro)		–6%18%
30%
(Lula)		–11%
(Barbosa)		15%
(Silva)		––8%
(Alckmin)		15%
(Bolsonaro)		–6%16%
29%
(Lula)		–10%
(Barbosa)		15%
(Silva)		––9%
(Doria)		13%
(Bolsonaro)		–5%17%
29%
(Lula)		––14%
(Silva)		––6%
(Alckmin)		13%
(Bolsonaro)		14%
(Moro)		5%17%
–9%
(Gomes)		12%
(Barbosa)		22%
(Silva)		––9%
(Alckmin)		16%
(Bolsonaro)		–7%26%
–12%
(Gomes)		–27%
(Silva)		––14%
(Doria)		18%
(Bolsonaro)		––29%
DataPoder360 17–19 June 20172,09627%
(Lula)		5%
(Gomes)		–5%
(Silva)		––7%
(Alckmin)		14%
(Bolsonaro)		––43%
27%
(Lula)		6%
(Gomes)		–6%
(Silva)		––11%
(Doria)		15%
(Bolsonaro)		––35%
Vox Populi 2–4 June 20172,00045%
(Lula)		4%
(Gomes)		–8%
(Silva)		––4%
(Alckmin)		13%
(Bolsonaro)		––25%
45%
(Lula)		5%
(Gomes)		–9%
(Silva)		––4%
(Doria)		12%
(Bolsonaro)		––25%
46%
(Lula)		5%
(Gomes)		–9%
(Silva)		––1%
(Neves)		13%
(Bolsonaro)		––26%
Paraná Pesquisas 25–29 May 20172,0223.1%
(Haddad)		6.7%
(Gomes)		8.7%
(Barbosa)		14.9%
(Silva)		––13.6%
(Doria)		17.2%
(Bolsonaro)		–7.4%28.3%
25.4%
(Lula)		4.2%
(Gomes)		8.1%
(Barbosa)		10.4%
(Silva)		––6.4%
(Alckmin)		16.8%
(Bolsonaro)		7.3%
(Huck)		2.9%18.5%
25.8%
(Lula)		4.3%
(Gomes)		8.1%
(Barbosa)		11.1%
(Silva)		––12.1%
(Doria)		16.1%
(Bolsonaro)		–3.1%19.4%
DataPoder360 7–8 May 20172,15725%
(Lula)		5%
(Gomes)		–7%
(Silva)		––4%
(Alckmin)		21%
(Bolsonaro)		––38%
27%
(Lula)		6%
(Gomes)		–6%
(Silva)		––13%
(Doria)		17%
(Bolsonaro)		––32%
Datafolha 26–27 April 20172,78130%
(Lula)		6%
(Gomes)		–16%
(Silva)		2%
(Temer)		–6%
(Alckmin)		14%
(Bolsonaro)		–5%26%
31%
(Lula)		6%
(Gomes)		–16%
(Silva)		2%
(Temer)		–9%
(Doria)		13%
(Bolsonaro)		–4%26%
30%
(Lula)		5%
(Gomes)		–14%
(Silva)		2%
(Temer)		–8%
(Neves)		15%
(Bolsonaro)		–4%21%
–11%
(Gomes)		–25%
(Silva)		––8%
(Alckmin)		16%
(Bolsonaro)		–8%33%
–12%
(Gomes)		–25%
(Silva)		––11%
(Doria)		14%
(Bolsonaro)		–7%31%
DataPoder360 16–17 April 20172,05824%
(Lula)		5%
(Gomes)		–11%
(Silva)		––8%
(Alckmin)		18%
(Bolsonaro)		––34%
25%
(Lula)		5%
(Gomes)		–9%
(Silva)		––13%
(Doria)		14%
(Bolsonaro)		––33%
25%
(Lula)		4%
(Gomes)		–11%
(Silva)		––7%
(Neves)		19%
(Bolsonaro)		––35%
Vox Populi 6–10 April 20172,00045%
(Lula)		4%
(Gomes)		–11%
(Silva)		––6%
(Alckmin)		12%
(Bolsonaro)		––23%
45%
(Lula)		5%
(Gomes)		–11%
(Silva)		––6%
(Doria)		11%
(Bolsonaro)		––23%
44%
(Lula)		4%
(Gomes)		–10%
(Silva)		––9%
(Neves)		11%
(Bolsonaro)		––22%
Paraná Pesquisas 12–15 February 20172,02022.9%
(Lula)		4.7%
(Gomes)		11.5%
(Barbosa)		12.8%
(Silva)		3.8%
(Temer)		–11.9%
(Alckmin)		12.2%
(Bolsonaro)		–1.9%18.1%
23.3%
(Lula)		5.6%
(Gomes)		11.3%
(Barbosa)		13.7%
(Silva)		4.3%
(Temer)		–9.1%
(Doria)		11.9%
(Bolsonaro)		–1.6%19.1%
22.6%
(Lula)		4.9%
(Gomes)		11.7%
(Barbosa)		12.6%
(Silva)		3.8%
(Temer)		–12.9%
(Neves)		12.0%
(Bolsonaro)		–2.0%17.6%
MDA Archived 2019-01-09 at the Wayback Machine 8–11 February 20172,00231.8%
(Lula)		5.3%
(Gomes)		–12.1%
(Silva)		––9.1%
(Alckmin)		11.7%
(Bolsonaro)		––29%
30.5%
(Lula)		5%
(Gomes)		–11.8%
(Silva)		3.7%
(Temer)		–10.1%
(Neves)		11.3%
(Bolsonaro)		––26.6%
32.8%
(Lula)		––13.9%
(Silva)		––12.1%
(Neves)		12%
(Bolsonaro)		––29.2%

2016

Polling firm/linkDate(s)
administered		Sample
size		 PT PDT PSB REDE MDB PODE PSDB NOVO PSL Not
affiliated		OthersAbst.
Undec.
Vox Populi 10–14 December 2016 2,500 38%
(Lula)		5%
(Gomes)		–12%
(Silva)		––10%
(Alckmin)		7%
(Bolsonaro)		––28%
37%
(Lula)		4%
(Gomes)		–10%
(Silva)		––13%
(Neves)		7%
(Bolsonaro)		––29%
Datafolha 7–8 December 20162,82826%
(Lula)		6%
(Gomes)		–17%
(Silva)		4%
(Temer)		–8%
(Alckmin)		8%
(Bolsonaro)		–5%26%
25%
(Lula)		5%
(Gomes)		–15%
(Silva)		4%
(Temer)		–11%
(Neves)		9%
(Bolsonaro)		–5%26%
25%
(Lula)		6%
(Gomes)		–16%
(Silva)		4%
(Temer)		–9%
(Serra)		9%
(Bolsonaro)		–5%26%
MDA Archived 2017-03-14 at the Wayback Machine 13–16 October 20162,00225.3%
(Lula)		8.4%
(Gomes)		–14.0%
(Silva)		6.1%
(Temer)		–13.4%
(Alckmin)		6.9%
(Bolsonaro)		––25.9%
24.8%
(Lula)		7.4%
(Gomes)		–13.3%
(Silva)		6.2%
(Temer)		–15.7%
(Neves)		6.5%
(Bolsonaro)		––26.1%
27.6%
(Lula)		––16.5%
(Silva)		––18.9%
(Neves)		7.9%
(Bolsonaro)		––29.1%
Vox Populi 9–13 October 20162,00035%
(Lula)		6%
(Gomes)		–13%
(Silva)		––12%
(Alckmin)		7%
(Bolsonaro)		––28%
34%
(Lula)		5%
(Gomes)		–11%
(Silva)		––15%
(Neves)		7%
(Bolsonaro)		––27%
Vox Populi 29 July–1 August 20161,50029%
(Lula)		6%
(Gomes)		–18%
(Silva)		––11%
(Alckmin)		7%
(Bolsonaro)		––29%
28%
(Lula)		6%
(Gomes)		–15%
(Silva)		––18%
(Neves)		7%
(Bolsonaro)		––27%
29%
(Lula)		6%
(Gomes)		–19%
(Silva)		––13%
(Serra)		7%
(Bolsonaro)		––27%
Datafolha 14–15 July 20162,79223%
(Lula)		6%
(Gomes)		–18%
(Silva)		6%
(Temer)		–8%
(Alckmin)		8%
(Bolsonaro)		–5%27%
22%
(Lula)		5%
(Gomes)		–17%
(Silva)		5%
(Temer)		–14%
(Neves)		7%
(Bolsonaro)		–4%25%
23%
(Lula)		6%
(Gomes)		–17%
(Silva)		6%
(Temer)		–11%
(Serra)		7%
(Bolsonaro)		–5%26%
Vox Populi June 2016–29%
(Lula)		6%
(Gomes)		–18%
(Silva)		––16%
(Neves)		6%
(Bolsonaro)		––25%
MDA 2–5 June 20162,00222.3%
(Lula)		6.3%
(Gomes)		–16.6%
(Silva)		6.2%
(Temer)		–9.6%
(Alckmin)		6.2%
(Bolsonaro)		––32.8%
22%
(Lula)		6%
(Gomes)		–14.8%
(Silva)		5.4%
(Temer)		–15.9%
(Neves)		5.8%
(Bolsonaro)		––30.1%
Vox Populi 9–12 April 2016–29%
(Lula)		5%
(Gomes)		–18%
(Silva)		––17%
(Neves)		7%
(Bolsonaro)		––23%
31%
(Lula)		––23%
(Silva)		––20%
(Neves)		–––26%
Datafolha 7–8 April 20162,77922%
(Lula)		8%
(Gomes)		–23%
(Silva)		2%
(Temer)		–9%
(Alckmin)		8%
(Bolsonaro)		–4%24%
21%
(Lula)		7%
(Gomes)		–19%
(Silva)		2%
(Temer)		–17%
(Neves)		8%
(Bolsonaro)		–4%22%
22%
(Lula)		7%
(Gomes)		–22%
(Silva)		2%
(Temer)		–11%
(Serra)		7%
(Bolsonaro)		–4%24%
Paraná Pesquisas 3–6 April 20162,04415.4%
(Lula)		6.7%
(Gomes)		–24.7%
(Silva)		1.9%
(Temer)		3.2%
(Dias)		18.3%
(Alckmin)		8.3%
(Bolsonaro)		–2.9%18.6%
15.7%
(Lula)		6.4%
(Gomes)		–21.0%
(Silva)		1.9%
(Temer)		2.7%
(Dias)		23.5%
(Neves)		8.4%
(Bolsonaro)		–2.9%17.6%
15.4%
(Lula)		6.9%
(Gomes)		–24.8%
(Silva)		1.9%
(Temer)		2.9%
(Dias)		18.0%
(Serra)		8.5%
(Bolsonaro)		–2.9%18.7%
Datafolha 17–18 March 2016–17%
(Lula)		7%
(Gomes)		–23%
(Silva)		2%
(Temer)		–11%
(Alckmin)		6%
(Bolsonaro)		–6%27%
17%
(Lula)		6%
(Gomes)		–21%
(Silva)		1%
(Temer)		–19%
(Neves)		6%
(Bolsonaro)		–7%24%
17%
(Lula)		7%
(Gomes)		–24%
(Silva)		1%
(Temer)		–13%
(Serra)		7%
(Bolsonaro)		–7%25%
Paraná Pesquisas 28 February–2 March 20162,02216.9%
(Lula)		6.5%
(Gomes)		–22.3%
(Silva)		–3.1%
(Dias)		16.6%
(Alckmin)		8.7%
(Bolsonaro)		–6.0%19.9%
16.8%
(Lula)		4.7%
(Gomes)		–18.2%
(Silva)		–2.7%
(Dias)		27.6%
(Neves)		8.4%
(Bolsonaro)		–4.9%16.7%
Datafolha 24–25 February 2016–20%
(Lula)		6%
(Gomes)		–23%
(Silva)		2%
(Temer)		–12%
(Alckmin)		7%
(Bolsonaro)		–5%25%
20%
(Lula)		5%
(Gomes)		–19%
(Silva)		1%
(Temer)		–24%
(Neves)		6%
(Bolsonaro)		–4%21%
21%
(Lula)		5%
(Gomes)		–23%
(Silva)		2%
(Temer)		–15%
(Serra)		6%
(Bolsonaro)		–5%24%
MDA Archived 2017-03-02 at the Wayback Machine 18–21 February 20162,00219.7%
(Lula)		7.4%
(Gomes)		–18.0%
(Silva)		––13.8%
(Alckmin)		6.3%
(Bolsonaro)		––34.8%
19.1%
(Lula)		5.8%
(Gomes)		–14.7%
(Silva)		––24.6%
(Neves)		6.1%
(Bolsonaro)		––29.7%
19.7%
(Lula)		7.2%
(Gomes)		–17.8%
(Silva)		––14.5%
(Serra)		6.4%
(Bolsonaro)		––34.4%

2015

Polling firm/linkDate(s)
administered		Sample
size		 PT PDT PSB REDE MDB PODE PSDB NOVO PSL Not
affiliated		OthersAbst.
Undec.
Datafolha 16–17 December 2015–22%
(Lula)		7%
(Gomes)		–24%
(Silva)		1%
(Temer)		–14%
(Alckmin)		5%
(Bolsonaro)		–4%23%
20%
(Lula)		6%
(Gomes)		–19%
(Silva)		2%
(Temer)		–27%
(Neves)		4%
(Bolsonaro)		–3%19%
Datafolha 25–26 November 20153,54122%
(Lula)		––28%
(Silva)		––18%
(Alckmin)		––8%23%
22%
(Lula)		––21%
(Silva)		––31%
(Neves)		––7%19%
22%
(Lula)		––28%
(Silva)		2%
(Temer)		–18%
(Alckmin)		––7%24%
22%
(Lula)		––21%
(Silva)		2%
(Temer)		–31%
(Neves)		––5%19%
Paraná Pesquisas 28 October–2 November 20152,08518.2%
(Lula)		6.1%
(Gomes)		–24.3%
(Silva)		1.6%
(Temer)		–22.6%
(Alckmin)		5.7%
(Bolsonaro)		–1.4%20.1%
17.1%
(Lula)		5.2%
(Gomes)		–19.7%
(Silva)		1.5%
(Temer)		–34.2%
(Neves)		5.3%
(Bolsonaro)		–1.0%16.0%
17.7%
(Lula)		6.0%
(Gomes)		–23.8%
(Silva)		2.0%
(Temer)		–25.5%
(Serra)		5.8%
(Bolsonaro)		–1.4%17.8%
MDA Archived 2017-04-24 at the Wayback Machine 20–24 October 20152,00223.1%
(Lula)		––27.8%
(Silva)		––19.9%
(Alckmin)		–––29.2%
21.6%
(Lula)		––21.3%
(Silva)		––32.0%
(Neves)		–––25.1%
23.5%
(Lula)		––27.9%
(Silva)		––19.6%
(Serra)		–––29.0%
MDA Archived 2017-04-25 at the Wayback Machine 12–16 July 20152,00224.9%
(Lula)		––23.1%
(Silva)		––21.5%
(Alckmin)		5.1%
(Bolsonaro)		––25.4%
22.8%
(Lula)		––15.6%
(Silva)		––35.1%
(Neves)		4.6%
(Bolsonaro)		––21.9%
25.0%
(Lula)		––23.3%
(Silva)		––21.2%
(Serra)		5.5%
(Bolsonaro)		––25.0%
Datafolha 17–18 June 20152,84026%
(Lula)		––25%
(Silva)		––20%
(Alckmin)		––8%21%
25%
(Lula)		––18%
(Silva)		––35%
(Neves)		––6%16%
Datafolha 9–10 April 20152,83429%
(Lula)		–13%
(Barbosa)		14%
(Silva)		––33%
(Neves)		––3%9%
Paraná Pesquisas 26–31 March 20152,02217.9%
(Lula)		––24.3%
(Silva)		––37.1%
(Neves)		–––20.6%
16.4%
(Rousseff)		––27.6%
(Silva)		––39.2%
(Neves)		–––16.8%
2014 election 5 October 2014115,122,61141.6%
(Rousseff)		–21.3%
(Silva)		–––33.6%
(Neves)		––24.8%19.4%
  • 1.Blank or null votes counted apart

Second round

Polling

Graphical summary

Graph showing 5 poll average trend lines of Brazilian opinion polls for the second round Fernando Haddad (PT) and Bolsonaro (PSL) from April 2018 to the most recent one. BolsoHaddad 2018.png
Graph showing 5 poll average trend lines of Brazilian opinion polls for the second round Fernando Haddad (PT) and Bolsonaro (PSL) from April 2018 to the most recent one.
After the first round
Polling firm/linkDate(s)
administered		Sample
size		 Haddad Bolsonaro Abst.
Undec.
Results of the
second round 		––44,87%55,13%–
Datafolha 26–27 October 201818,73139%47%13%
Ibope 26–27 October 20183,01041%47%12%
CNT/MDA 26–27 October 20182,00237%49%14%
Datafolha 24–25 October 20189,17338%48%14%
Paraná Pesquisas 23–25 October 20182,12035%53%12%
RealTime Big Data 24 October 20185,00038%49%13%
Ipespe 23–24 October 20182,00037%51%12%
Ibope 21–23 October 20183,01037%50%13%
FSB Pesquisa 20–21 October 20182,00035%52%13%
CNT/MDA 20–21 October 20182,00237%49%14%
RealTime Big Data 19–20 October 20185,00037%52%11%
DataPoder360 17–18 October 20184,00031%57%12%
Datafolha 17–18 October 20189,13735%50%15%
RealTime Big Data 16–17 October 20185,00035%52%13%
Ipespe 15–17 October 20182,00037%51%13%
Paraná Pesquisas 14–17 October 20182,08034%53%13%
Ibope 13–14 October 20182,50637%52%12%
FSB Pesquisa 13–14 October 20182,00035%51%14%
RealTime Big Data 12–13 October 20185,00033%48%19%
Datafolha 10 October 20183,23536%49%15%
Idea Big Data 8–10 October 20182,03641%48%11%
Ipespe 8–9 October 20182,00036%51%13%
Before the first round
Polling firm/linkDate(s)
administered		Sample
Size		 PT PDT PSB REDE MDB PODE PSDB PSL Not
affiliated		Abst.
Undec.
Ibope 5–6 October 20183,01041%
(Haddad)		––––––45%
(Bolsonaro)		–15%
–45%
(Gomes)		–––––41%
(Bolsonaro)		–13%
–––36%
(Silva)		–––46%
(Bolsonaro)		–18%
––––––40%
(Alckmin)		43%
(Bolsonaro)		–17%
Datafolha 5–6 October 201819,55238%
(Haddad)		–––––41%
(Alckmin)		––20%
43%
(Haddad)		––––––45%
(Bolsonaro)		–12%
–47%
(Gomes)		–––––43%
(Bolsonaro)		–10%
––––––41%
(Alckmin)		43%
(Bolsonaro)		–15%
CNT/MDA Archived 2018-10-06 at the Wayback Machine 4–5 October 20182,00231.1%
(Haddad)		40.9%
(Gomes)		–––––––28.0%
37.0%
(Haddad)		–––––34.3%
(Alckmin)		––31.7%
38.7%
(Haddad)		––––––45.2%
(Bolsonaro)		–16.1%
–46.1%
(Gomes)		––––24.4%
(Alckmin)		––29.5%
–41.2%
(Gomes)		–––––41.9%
(Bolsonaro)		–16.9%
––––––33.5%
(Alckmin)		43.3%
(Bolsonaro)		–23.2%
XP/Ipespe 3–4 October 20182,00036%
(Haddad)		–––––40%
(Alckmin)		––24%
42%
(Haddad)		––––––43%
(Bolsonaro)		–15%
–36%
(Gomes)		––––33%
(Alckmin)		––31%
–44%
(Gomes)		–––––39%
(Bolsonaro)		–18%
––––––44%
(Alckmin)		42%
(Bolsonaro)		–15%
RealTime Big Data 3–4 October 201810,00040%
(Haddad)		––––––43%
(Bolsonaro)		–17%
–48%
(Gomes)		–––––38%
(Bolsonaro)		–14%
–––37%
(Silva)		–––40%
(Bolsonaro)		–23%
––––––41%
(Alckmin)		42%
(Bolsonaro)		–17%
DataPoder360 3–4 October 20184,00028%
(Haddad)		41%
(Gomes)		–––––––30%
42%
(Haddad)		––––––45%
(Bolsonaro)		–13%
–46%
(Gomes)		–––––41%
(Bolsonaro)		–13%
––––––42%
(Alckmin)		42%
(Bolsonaro)		–16%
Datafolha 3–4 October 201810,93038%
(Haddad)		–––––42%
(Alckmin)		––20%
43%
(Haddad)		–––––44%
(Bolsonaro)		–12%
–48%
(Gomes)		––––42%
(Bolsonaro)		–11%
––––––43%
(Alckmin)		42%
(Bolsonaro)		–15%
Paraná Pesquisas 2–4 October 20182,08031.8%
(Haddad)		40.7%
(Gomes)		–––––––27.5%
35.2%
(Haddad)		–––––37.5%
(Alckmin)		––27.2%
38.1%
(Haddad)		––––––47.1%
(Bolsonaro)		–14.8%
–42.5%
(Gomes)		–––––44.2%
(Bolsonaro)		–13.3%
––––––35.9%
(Alckmin)		44.5%
(Bolsonaro)		–19.5%
Movimento Parlamentarista Brasileiro 28 September –3 October 20182,50041%
(Haddad)		––––––37%
(Bolsonaro)		–22%
–41%
(Gomes)		–––––35%
(Bolsonaro)		–24%
–––35%
(Silva)		–––37%
(Bolsonaro)		–28%
––––––36%
(Alckmin)		36%
(Bolsonaro)		–28%
Datafolha 2 October 20183,24032%
(Haddad)		46%
(Gomes)		–––––––22%
36%
(Haddad)		–––––43%
(Alckmin)		––21%
42%
(Haddad)		––––––44%
(Bolsonaro)		–14%
–42%
(Gomes)		––––37%
(Alckmin)		––21%
–46%
(Gomes)		–––––42%
(Bolsonaro)		–12%
––––––43%
(Alckmin)		41%
(Bolsonaro)		–16%
Ibope 1–2 October 20183,01043%
(Haddad)		––––––41%
(Bolsonaro)		–15%
–46%
(Gomes)		–––––39%
(Bolsonaro)		–16%
–––39%
(Silva)		–––43%
(Bolsonaro)		–18%
––––––41%
(Alckmin)		40%
(Bolsonaro)		–19%
FSB Pesquisa 29–30 September 20182,00042%
(Haddad)		––––––43%
(Bolsonaro)		–15%
–45%
(Gomes)		–––––41%
(Bolsonaro)		–14%
–––39%
(Silva)		–––44%
(Bolsonaro)		–18%
––––––42%
(Alckmin)		41%
(Bolsonaro)		–17%
Ibope 29–30 September 20183,01042%
(Haddad)		––––––42%
(Bolsonaro)		–17%
–45%
(Gomes)		–––––39%
(Bolsonaro)		–16%
–––38%
(Silva)		–––43%
(Bolsonaro)		–19%
––––––42%
(Alckmin)		39%
(Bolsonaro)		–20%
RealTime Big Data 28–29 September 20183,20031%
(Haddad)		40%
(Gomes)		–––––––29%
35%
(Haddad)		––28%
(Silva)		–––––37%
37%
(Haddad)		–––––35%
(Alckmin)		––28%
45%
(Haddad)		––––––41%
(Bolsonaro)		–14%
–40%
(Gomes)		–23%
(Silva)		–––––37%
–47%
(Gomes)		–––––39%
(Bolsonaro)		–14%
–––28%
(Silva)		––29%
(Alckmin)		––43%
–––36%
(Silva)		–––37%
(Bolsonaro)		–27%
––––––39%
(Alckmin)		40%
(Bolsonaro)		–21%
CNT/MDA Archived 2018-09-30 at the Wayback Machine 27–28 September 20182,00033.9%
(Haddad)		34.0%
(Gomes)		–––––––32.1%
39.8%
(Haddad)		–––––28.5%
(Alckmin)		––31.7%
42.7%
(Haddad)		––––––37.3%
(Bolsonaro)		–20.0%
–41.5%
(Gomes)		––––23.8%
(Alckmin)		––34.7%
–42.7%
(Gomes)		–––––35.3%
(Bolsonaro)		–22.0%
––––––37.0%
(Alckmin)		33.6%
(Bolsonaro)		–29.4%
Datafolha 26–28 September 20189,00035%
(Haddad)		41%
(Gomes)		–––––––24%
39%
(Haddad)		–––––39%
(Alckmin)		––22%
45%
(Haddad)		––––––39%
(Bolsonaro)		–15%
–42%
(Gomes)		––––36%
(Alckmin)		––22%
–48%
(Gomes)		–––––38%
(Bolsonaro)		–14%
––––––45%
(Alckmin)		38%
(Bolsonaro)		–18%
Genial Investimentos 25–26 September 20181,00044%
(Haddad)		––––––36%
(Bolsonaro)		–19%
XP/Ipespe 24–26 de setembro de 20182,00035%
(Haddad)		–––––38%
(Alckmin)		––27%
43%
(Haddad)		––––––39%
(Bolsonaro)		–18%
–39%
(Gomes)		––––35%
(Alckmin)		––26%
–43%
(Gomes)		–––––35%
(Bolsonaro)		–21%
–––35%
(Silva)		–––39%
(Bolsonaro)		–25%
––––––41%
(Alckmin)		38%
(Bolsonaro)		–22%
Paraná Pesquisas 23–25 September 20182,02032.4%
(Haddad)		38.2%
(Gomes)		–––––––29.5%
36.3%
(Haddad)		–––––35.8%
(Alckmin)		––27.9%
39.4%
(Haddad)		––––––44.3%
(Bolsonaro)		–16.4%
–43.2%
(Gomes)		–––––41.6%
(Bolsonaro)		–15.2%
––––––38.2%
(Alckmin)		42.1%
(Bolsonaro)		–19.7%
Ibope 22–24 September 20182,00042%
(Haddad)		––––––38%
(Bolsonaro)		–20%
–44%
(Gomes)		–––––35%
(Bolsonaro)		–20%
–––38%
(Silva)		–––40%
(Bolsonaro)		–22%
––––––40%
(Alckmin)		36%
(Bolsonaro)		–23%
Sensus 21–24 September 20182,00029.8%
(Haddad)		25.6%
(Gomes)		–––––––44.5%
37.3%
(Haddad)		––17.5%
(Silva)		–––––45.1%
35.1%
(Haddad)		–––––22.3%
(Alckmin)		––42.5%
36.3%
(Haddad)		––––––37.2%
(Bolsonaro)		–26.6%
–33.5%
(Gomes)		–––––35.1%
(Bolsonaro)		–31.3%
–––26.5%
(Silva)		–––37.4%
(Bolsonaro)		–36.1%
––––––26.4%
(Alckmin)		38.0%
(Bolsonaro)		–35.6%
Ibope 22–23 September 20182,50643%
(Haddad)		––––––37%
(Bolsonaro)		–19%
–46%
(Gomes)		–––––35%
(Bolsonaro)		–19%
–––39%
(Silva)		–––39%
(Bolsonaro)		–23%
––––––41%
(Alckmin)		36%
(Bolsonaro)		–24%
FSB Pesquisa 22–23 de setembro de 20182,00040%
(Haddad)		––––––44%
(Bolsonaro)		–15%
–43%
(Gomes)		–––––41%
(Bolsonaro)		–16%
–––34%
(Silva)		–––46%
(Bolsonaro)		–20%
––––––40%
(Alckmin)		41%
(Bolsonaro)		–18%
DataPoder360 19–20 September 20184,00043%
(Haddad)		––––––40%
(Bolsonaro)		–17%
–42%
(Gomes)		–––––36%
(Bolsonaro)		–22%
–––37%
(Silva)		–––39%
(Bolsonaro)		–24%
––––––36%
(Alckmin)		37%
(Bolsonaro)		–27%
Datafolha 18–19 September 20188,60131%
(Haddad)		42%
(Gomes)		–––––––28%
37%
(Haddad)		––37%
(Silva)		–––––26%
35%
(Haddad)		–––––39%
(Alckmin)		––27%
41%
(Haddad)		––––––41%
(Bolsonaro)		–17%
–45%
(Gomes)		–31%
(Silva)		–––––24%
–41%
(Gomes)		––––34%
(Alckmin)		––24%
–45%
(Gomes)		–––––39%
(Bolsonaro)		–16%
–––36%
(Silva)		––39%
(Alckmin)		––25%
–––41%
(Silva)		–––42%
(Bolsonaro)		–18%
––––––40%
(Alckmin)		39%
(Bolsonaro)		–21%
Genial Investimentos 17–19 September 20181,00033%
(Haddad)		32%
(Gomes)		–––––––35%
34%
(Haddad)		–––––36%
(Alckmin)		––31%
40%
(Haddad)		––––––42%
(Bolsonaro)		–18%
–34%
(Gomes)		––––32%
(Alckmin)		––34%
–38%
(Gomes)		–––––40%
(Bolsonaro)		–22%
––––––35%
(Alckmin)		38%
(Bolsonaro)		–27%
XP/Ipespe 17–19 September 2012,00031%
(Haddad)		–––––38%
(Alckmin)		––31%
38%
(Haddad)		––––––41%
(Bolsonaro)		–21%
–37%
(Gomes)		––––35%
(Alckmin)		––29%
–40%
(Gomes)		–––––35%
(Bolsonaro)		–26%
–––35%
(Silva)		–––40%
(Bolsonaro)		–25%
––––––39%
(Alckmin)		39%
(Bolsonaro)		–22%
Ibope 16–18 September 20182,50640%
(Haddad)		––––––40%
(Bolsonaro)		–20%
–40%
(Gomes)		–––––39%
(Bolsonaro)		–21%
–––36%
(Silva)		–––41%
(Bolsonaro)		–23%
––––––38%
(Alckmin)		38%
(Bolsonaro)		–24%
FSB Pesquisa 15–16 September 20182,00038%
(Haddad)		––––––46%
(Bolsonaro)		–16%
–42%
(Gomes)		–––––42%
(Bolsonaro)		–16%
–––33%
(Silva)		–––48%
(Bolsonaro)		–20%
––––––36%
(Alckmin)		43%
(Bolsonaro)		–21%
CNT/MDA Archived 2018-09-17 at the Wayback Machine 12–15 September 20182,00226.1%
(Haddad)		38.1%
(Gomes)		–––––––35.8%
35.7%
(Haddad)		––23.3%
(Silva)		–––––41.0%
35.5%
(Haddad)		–––21.4%
(Meirelles)		––––43.1%
33.1%
(Haddad)		–––––26.8%
(Alckmin)		––40.1%
35.7%
(Haddad)		––––––39.0%
(Bolsonaro)		–25.3%
–43.8%
(Gomes)		–17.1%
(Silva)		–––––39.1%
–43.5%
(Gomes)		––14.8%
(Meirelles)		––––41.7%
–39.6%
(Gomes)		––––20.3%
(Alckmin)		––40.1%
–37.8%
(Gomes)		–––––36.1%
(Bolsonaro)		–26.1%
–––27.9%
(Silva)		23.2%
(Meirelles)		––––48.9%
–––25.3%
(Silva)		––28.4%
(Alckmin)		––46.3%
–––28.2%
(Silva)		–––39.4%
(Bolsonaro)		–32.4%
––––19.1%
(Meirelles)		–28.9%
(Alckmin)		––52.0%
––––25.7%
(Meirelles)		––38.6%
(Bolsonaro)		–35.7%
––––––27.7%
(Alckmin)		38.2%
(Bolsonaro)		–34.1%
Datafolha 13–14 September 20182,82027%
(Haddad)		45%
(Gomes)		–––––––28%
34%
(Haddad)		––39%
(Silva)		–––––27%
32%
(Haddad)		–––––40%
(Alckmin)		––28%
40%
(Haddad)		––––––41%
(Bolsonaro)		–19%
–44%
(Gomes)		–32%
(Silva)		–––––24%
–40%
(Gomes)		––––34%
(Alckmin)		––26%
–45%
(Gomes)		–––––38%
(Bolsonaro)		–17%
–––36%
(Silva)		––39%
(Alckmin)		––25%
–––43%
(Silva)		–––39%
(Bolsonaro)		–18%
––––––41%
(Alckmin)		37%
(Bolsonaro)		–21%
XP/Ipespe 10–12 September 20182,00028%
(Haddad)		–––––38%
(Alckmin)		––35%
38%
(Haddad)		––––––40%
(Bolsonaro)		–22%
–35%
(Gomes)		––––35%
(Alckmin)		––31%
–40%
(Gomes)		–––––35%
(Bolsonaro)		–26%
–––37%
(Silva)		–––36%
(Bolsonaro)		–27%
––––––37%
(Alckmin)		36%
(Bolsonaro)		–26%
Vox Populi 7–11 September 20182,00032%
(Haddad)		––16%
(Silva)		–––––51%
33%
(Haddad)		–––––15%
(Alckmin)		––52%
37%
(Haddad, supported by Lula)		–––––13%
(Alckmin)		––50%
34%
(Haddad)		––––––24%
(Bolsonaro)		–42%
36%
(Haddad, supported by Lula)		––––––24%
(Bolsonaro)		–40%
–33%
(Gomes)		–15%
(Silva)		–––––52%
–34%
(Gomes)		––––11%
(Alckmin)		––55%
–32%
(Gomes)		–––––22%
(Bolsonaro)		–46%
–––24%
(Silva)		––16%
(Alckmin)		––61%
–––26%
(Silva)		–––24%
(Bolsonaro)		–49%
––––––18%
(Alckmin)		25%
(Bolsonaro)		–56%
Datafolha 10 September 20182,80429%
(Haddad)		–––––43%
(Alckmin)		––28%
39%
(Haddad)		––––––38%
(Bolsonaro)		–23%
–39%
(Gomes)		––––35%
(Alckmin)		––26%
–45%
(Gomes)		–––––35%
(Bolsonaro)		–20%
–––38%
(Silva)		––37%
(Alckmin)		––25%
–––43%
(Silva)		–––37%
(Bolsonaro)		–20%
––––––43%
(Alckmin)		34%
(Bolsonaro)		–23%
–41%
(Gomes)		–35%
(Silva)		–––––24%
31%
(Haddad)		––42%
(Silva)		–––––28%
Ibope 8-10 September 20182,00236%
(Haddad)		––––––40%
(Bolsonaro)		–24%
–40%
(Gomes)		–––––37%
(Bolsonaro)		–22%
–––38%
(Silva)		–––38%
(Bolsonaro)		–24%
––––––38%
(Alckmin)		37%
(Bolsonaro)		–25%
RealTime Big Data 7-9 September 20183,20033%
(Haddad)		––––––36%
(Bolsonaro)		–
–37%
(Gomes)		–––––34%
(Bolsonaro)		–
–––46%
(Silva)		–––34%
(Bolsonaro)		–
––––––38%
(Alckmin)		35%
(Bolsonaro)		–
On 6 September 2018, Jair Bolsonaro was stabbed while he was campaigning in Juiz de Fora, Minas Gerais.
Ibope 1–3 September 20182,002–44%
(Gomes)		–––––33%
(Bolsonaro)		–23%
––––––41%
(Alckmin)		32%
(Bolsonaro)		–27%
–––43%
(Silva)		–––33%
(Bolsonaro)		–23%
36%
(Haddad)		––––––37%
(Bolsonaro)		–27%
On 31 August 2018, the Superior Electoral Court votes to officially reject Luiz Inácio Lula da Silva's candidacy. [1]
XP/Ipespe 27–29 August 20181,00024%
(Haddad)		–––––36%
(Alckmin)		––40%
34%
(Haddad)		––––––37%
(Bolsonaro)		–29%
45%
(Lula)		––––––34%
(Bolsonaro)		–21%
–29%
(Gomes)		––––34%
(Alckmin)		––37%
–34%
(Gomes)		–––––32%
(Bolsonaro)		–34%
–––37%
(Silva)		–––34%
(Bolsonaro)		–29%
––––––35%
(Alckmin)		35%
(Bolsonaro)		–30%
XP/Ipespe 20–22 August 20181,00025%
(Haddad)		–––––36%
(Alckmin)		––41%
32%
(Haddad)		––––––38%
(Bolsonaro)		–30%
45%
(Lula)		––––––33%
(Bolsonaro)		–22%
–28%
(Gomes)		––––33%
(Alckmin)		––39%
–32%
(Gomes)		–––––32%
(Bolsonaro)		–36%
–––37%
(Silva)		–––33%
(Bolsonaro)		–30%
––––––33%
(Alckmin)		34%
(Bolsonaro)		–33%
Globo/Datafolha 20–21 August 20188,43325%
(Haddad)		–––––36%
(Alckmin)		––41%
29%
(Haddad)		––––––38%
(Bolsonaro)		–33%
51%
(Lula)		––29%
(Silva)		–––––20%
53%
(Lula)		–––––29%
(Alckmin)		––18%
52%
(Lula)		––––––32%
(Bolsonaro)		–16%
–31%
(Gomes)		––––37%
(Alckmin)		––32%
–38%
(Gomes)		–––––35%
(Bolsonaro)		–27%
–––41%
(Silva)		––33%
(Alckmin)		––26%
–––45%
(Silva)		–––34%
(Bolsonaro)		–21%
––––––38%
(Alckmin)		33%
(Bolsonaro)		–29%
CNT/MDA 15–18 August 20182,00249.4%
(Lula)
18.5%
(Gomes)		–––––––32.1%
49.8%
(Lula)
––18.8%
(Silva)		–––––31.4%
49.5%
(Lula)
–––––20.4%
(Alckmin)		––30.1%
50.1%
(Lula)
––––––26.4%
(Bolsonaro)		–23.5%
–26.1%
(Gomes)		–25.2%
(Silva)		–––––48.7%
–25.3%
(Gomes)		––––22.0%
(Alckmin)		––52.7%
–28.2%
(Gomes)		–––––29.4%
(Bolsonaro)		–42.4%
–––26.7%
(Silva)		––23.9%
(Alckmin)		––49.4%
–––29.1%
(Silva)		–––29.3%
(Bolsonaro)		–41.6%
––––––26.4%
(Alckmin)		29.4%
(Bolsonaro)		–44.2%
Ipespe 13–15 August 20181,00025%
(Haddad)		–––––35%
(Alckmin)		––41%
32%
(Haddad)		––––––37%
(Bolsonaro)		–31%
43%
(Lula)		––––––34%
(Bolsonaro)		–24%
–27%
(Gomes)		––––32%
(Alckmin)		––42%
–30%
(Gomes)		–––––33%
(Bolsonaro)		–36%
–––36%
(Silva)		–––34%
(Bolsonaro)		–29%
––––––32%
(Alckmin)		34%
(Bolsonaro)		–29%
Ipespe 6–8 August 20181,00025%
(Haddad)		–––––36%
(Alckmin)		––41%
29%
(Haddad)		––––––37%
(Bolsonaro)		–34%
41%
(Lula)		––––––32%
(Bolsonaro)		–26%
–28%
(Gomes)		––––33%
(Alckmin)		––40%
–30%
(Gomes)		–––––32%
(Bolsonaro)		–37%
–––38%
(Silva)		–––32%
(Bolsonaro)		–30%
––––––33%
(Alckmin)		33%
(Bolsonaro)		–33%
Ipespe 30 July–1 August 20181,00023%
(Haddad)		–––––34%
(Alckmin)		––43%
28%
(Haddad)		––––––37%
(Bolsonaro)		–35%
41%
(Lula)		––––––33%
(Bolsonaro)		–26%
–29%
(Gomes)		––––32%
(Alckmin)		––39%
–32%
(Gomes)		–––––33%
(Bolsonaro)		–35%
–––37%
(Silva)		–––32%
(Bolsonaro)		–31%
––––––33%
(Alckmin)		34%
(Bolsonaro)		–33%
Ipespe 23–25 July 20181,00022%
(Haddad)		–––––36%
(Alckmin)		––43%
27%
(Haddad)		––––––38%
(Bolsonaro)		–36%
40%
(Lula)		––––––34%
(Bolsonaro)		–26%
–29%
(Gomes)		––––34%
(Alckmin)		––37%
–32%
(Gomes)		–––––34%
(Bolsonaro)		–34%
–––36%
(Silva)		–––34%
(Bolsonaro)		–30%
––––––34%
(Alckmin)		35%
(Bolsonaro)		–32%
Ideia Big Data 20–23 July 20182,03610%
(Haddad)		––32%
(Silva)		–––––58%
16%
(Haddad)		–––––20%
(Alckmin)		––64%
15%
(Haddad)		––––––31%
(Bolsonaro)		–54%
31%
(Lula)		––24%
(Silva)		–––––45%
33%
(Lula)		–––––18%
(Alckmin)		––49%
37%
(Lula)		––––––30%
(Bolsonaro)		–33%
–22%
(Gomes)		–––16%
(Dias)		–––61%
–25%
(Gomes)		––––25%
(Alckmin)		––50%
–25%
(Gomes)		–––––27%
(Bolsonaro)		–48%
–––33%
(Silva)		––20%
(Alckmin)		––47%
–––30%
(Silva)		–––28%
(Bolsonaro)		–42%
–––––14%
(Dias)		–31%
(Bolsonaro)		–55%
––––––26%
(Alckmin)		25%
(Bolsonaro)		–49%
Vox Populi 18–20 July 20182,00050%
(Lula)		11%
(Gomes)		–––––––40%
50%
(Lula)		––12%
(Silva)		–––––38%
52%
(Lula)		–––––10%
(Alckmin)		––38%
50%
(Lula)		––––––16%
(Bolsonaro)		–33%
Ipespe 16–18 July 20181,00020%
(Haddad)		–––––29%
(Alckmin)		––42%
28%
(Haddad)		––––––38%
(Bolsonaro)		–35%
41%
(Lula)		––––––34%
(Bolsonaro)		–25%
–31%
(Gomes)		––––32%
(Alckmin)		––37%
–33%
(Gomes)		–––––34%
(Bolsonaro)		–33%
–––37%
(Silva)		–––34%
(Bolsonaro)		–29%
––––––33%
(Alckmin)		35%
(Bolsonaro)		–32%
Ipespe Archived 2018-07-13 at the Wayback Machine 9–11 July 20181,00020%
(Haddad)		–––––30%
(Alckmin)		––44%
40%
(Lula)		––––––33%
(Bolsonaro)		–27%
–30%
(Gomes)		––––32%
(Alckmin)		––38%
–31%
(Gomes)		–––––33%
(Bolsonaro)		–36%
–––37%
(Silva)		–––33%
(Bolsonaro)		–29%
––––––32%
(Alckmin)		34%
(Bolsonaro)		–35%
Ipespe 2–4 July 20181,00020%
(Haddad)		–––––28%
(Alckmin)		––45%
39%
(Lula)		––––––33%
(Bolsonaro)		–29%
–31%
(Gomes)		––––33%
(Alckmin)		––37%
–31%
(Gomes)		–––––34%
(Bolsonaro)		–34%
–––36%
(Silva)		–––33%
(Bolsonaro)		–31%
––––––32%
(Alckmin)		34%
(Bolsonaro)		–35%
DataPoder360 25–29 June 20185,50023%
(Haddad)		––––––36%
(Bolsonaro)		–41%
–26%
(Gomes)		–––––36%
(Bolsonaro)		–38%
–––31%
(Silva)		–––36%
(Bolsonaro)		–34%
––––––25%
(Alckmin)		35%
(Bolsonaro)		–40%
Ipespe 25–27 June 20181,00019%
(Haddad)		–––––29%
(Alckmin)		––45%
40%
(Lula)		––––––33%
(Bolsonaro)		–27%
–32%
(Gomes)		––––32%
(Alckmin)		––35%
–32%
(Gomes)		–––––33%
(Bolsonaro)		–35%
–––35%
(Silva)		–––32%
(Bolsonaro)		–33%
––––––32%
(Alckmin)		33%
(Bolsonaro)		–36%
Ipespe 18–20 June 20181,00019%
(Haddad)		–––––28%
(Alckmin)		––48%
41%
(Lula)		––––––33%
(Bolsonaro)		–26%
–30%
(Gomes)		––––32%
(Alckmin)		––38%
–32%
(Gomes)		–––––33%
(Bolsonaro)		–35%
–––36%
(Silva)		–––32%
(Bolsonaro)		–31%
––––––31%
(Alckmin)		32%
(Bolsonaro)		–37%
Ipespe 11–13 June 20181,00019%
(Haddad)		–––––29%
(Alckmin)		––48%
42%
(Lula)		––––––34%
(Bolsonaro)		–24%
–30%
(Gomes)		––––31%
(Alckmin)		––39%
–33%
(Gomes)		–––––34%
(Bolsonaro)		–34%
–––38%
(Silva)		–––34%
(Bolsonaro)		–28%
––––––31%
(Alckmin)		33%
(Bolsonaro)		–35%
Datafolha 6–7 June 20182,82419%
(Haddad)		38%
(Gomes)		–––––––42%
20%
(Haddad)		–––––36%
(Alckmin)		––44%
27%
(Haddad)		––––––36%
(Bolsonaro)		–37%
46%
(Lula)		––31%
(Silva)		–––––22%
49%
(Lula)		–––––27%
(Alckmin)		––23%
49%
(Lula)		––––––32%
(Bolsonaro)		–18%
–29%
(Gomes)		–41%
(Silva)		–––––30%
–32%
(Gomes)		––––31%
(Alckmin)		––37%
–36%
(Gomes)		–––––34%
(Bolsonaro)		–31%
–––42%
(Silva)		––27%
(Alckmin)		––31%
–––42%
(Silva)		–––32%
(Bolsonaro)		–26%
––––––33%
(Alckmin)		33%
(Bolsonaro)		–35%
Ipespe 4–6 June 20181,00020%
(Haddad)		–––––30%
(Alckmin)		––48%
40%
(Lula)		––––––35%
(Bolsonaro)		–26%
–32%
(Gomes)		––––29%
(Alckmin)		––40%
–33%
(Gomes)		–––––35%
(Bolsonaro)		–31%
–––36%
(Silva)		–––35%
(Bolsonaro)		–29%
––––––29%
(Alckmin)		34%
(Bolsonaro)		–37%
DataPoder360 25–31 May 201810,50020%
(Haddad)		––––––35%
(Bolsonaro)		–45%
–21%
(Gomes)		–––––34%
(Bolsonaro)		–45%
–––25%
(Silva)		–––35%
(Bolsonaro)		–41%
––––––20%
(Alckmin)		31%
(Bolsonaro)		–48%
Ipespe 21–23 May 20181,00025%
(Haddad)		–––––28%
(Alckmin)		––55%
36%
(Lula)		––––––38%
(Bolsonaro)		–26%
–27%
(Gomes)		––––30%
(Alckmin)		––43%
–29%
(Gomes)		–––––38%
(Bolsonaro)		–32%
–––31%
(Silva)		–––37%
(Bolsonaro)		–32%
––––––28%
(Alckmin)		35%
(Bolsonaro)		–37%
Vox Populi 19–23 May 20182,00045%
(Lula)		––14%
(Silva)		–––––40%
47%
(Lula)		–––––11%
(Alckmin)		––42%
47%
(Lula)		––––––16%
(Bolsonaro)		–37%
Ipespe 15–18 May 20181,00015%
(Haddad)		–––––31%
(Alckmin)		––53%
35%
(Lula)		––––––37%
(Bolsonaro)		–28%
–27%
(Gomes)		––––32%
(Alckmin)		––41%
–29%
(Gomes)		–––––36%
(Bolsonaro)		–36%
–––31%
(Silva)		–––35%
(Bolsonaro)		–34%
––––––29%
(Alckmin)		33%
(Bolsonaro)		–38%
MDA Archived 2018-08-16 at the Wayback Machine 9–12 May 20182,00210.0%
(Haddad)		–––––25.0%
(Alckmin)		––65.0%
14.0%
(Haddad)		––––––31.5%
(Bolsonaro)		–54.5%
44.4%
(Lula)		––21.0%
(Silva)		–––––34.6%
47.1%
(Lula)		–––13.3%
(Meirelles)		––––39.6%
49.0%
(Lula)		–––8.3%
(Temer)		––––42.7%
44.9%
(Lula)		–––––19.6%
(Alckmin)		––35.5%
45.7%
(Lula)		––––––25.9%
(Bolsonaro)		–28.4%
–25.7%
(Gomes)		––9.0%
(Meirelles)		––––65.3%
–30.4%
(Gomes)		––5.6%
(Temer)		––––64.0%
–20.9%
(Gomes)		––––20.4%
(Alckmin)		––58.7%
–24.2%
(Gomes)		–––––28.2%
(Bolsonaro)		–47.6%
–––26.6%
(Silva)		––18.9%
(Alckmin)		––54.5%
–––27.2%
(Silva)		–––27.2%
(Bolsonaro)		–45.6%
––––11.7%
(Meirelles)		––30.8%
(Bolsonaro)		–57.5%
––––5.3%
(Temer)		––34.7%
(Bolsonaro)		–60.0%
–––––20.2%
(Alckmin)		27.8%
(Bolsonaro)		–52.0%
DataPoder360 16–19 April 20182,000––37%
(Barbosa)		––––32%
(Bolsonaro)		–31%
––––––18%
(Alckmin)		41%
(Bolsonaro)		–41%
Vox Populi 13–15 April 20182,00054%
(Lula)		–20%
(Barbosa)		––––––26%
54%
(Lula)		––16%
(Silva)		–––––30%
56%
(Lula)		–––––12%
(Alckmin)		––32%
55%
(Lula)		––––––17%
(Bolsonaro)		–28%
Datafolha 9–13 April 20184,26021%
(Haddad)		–––––37%
(Alckmin)		––41%
26%
(Haddad)		––––––37%
(Bolsonaro)		–37%
46%
(Lula)		––32%
(Silva)		–––––21%
48%
(Lula)		–––––27%
(Alckmin)		––24%
48%
(Lula)		––––––31%
(Bolsonaro)		–20%
17%
(Wagner)		–––––41%
(Alckmin)		––43%
23%
(Wagner)		––––––39%
(Bolsonaro)		–38%
–32%
(Gomes)		––––32%
(Alckmin)		––36%
–35%
(Gomes)		–––––35%
(Bolsonaro)		–31%
–––44%
(Silva)		––27%
(Alckmin)		––29%
–––44%
(Silva)		–––31%
(Bolsonaro)		–25%
––––––33%
(Alckmin)		32%
(Bolsonaro)		–34%
After Luiz Inácio Lula da Silva is sentenced to 12 years in prison by the Regional Federal Court of the 4th Region, the Supreme Federal Court rules to reject Lula's plea and an arrest warrant is given. The ruling of the TRF-4 bars Lula from running in the election
MDA Archived 2018-08-03 at the Wayback Machine 28 February–3 March 20182,00243.8%
(Lula)		––20.3%
(Silva)		–––––35.9%
47.5%
(Lula)		–––6.8%
(Temer)		––––45.7%
44.5%
(Lula)		–––––22.5%
(Alckmin)		––33.0%
44.1%
(Lula)		––––––25.8%
(Bolsonaro)		–30.1%
–––36.8%
(Silva)		5.3%
(Temer)		––––57.9%
–––26.3%
(Silva)		––24.6%
(Alckmin)		––49.1%
–––26.6%
(Silva)		–––27.7%
(Bolsonaro)		–45.7%
––––3.8%
(Temer)		–36.6%
(Alckmin)		––59.6%
––––5.7%
(Temer)		––36.0%
(Bolsonaro)		–58.3%
––––––24.3%
(Alckmin)		26.7%
(Bolsonaro)		–49.0%
#PESQUISA365 2–7 February 20182,0008.8%
(Haddad)		–28.3%
(Barbosa)		––––––63.0%
11.7%
(Haddad)		–––11.5%
(Meirelles)		––––76.9%
8.8%
(Wagner)		––30.5%
(Silva)		–––––60.8%
9.1%
(Wagner)		––––17.3%
(Dias)		–––73.6%
10.9%
(Wagner)		–––––23.8%
(Alckmin)		––65.4%
–25.6%
(Gomes)		––8.4%
(Meirelles)		––––66.1%
–25.5%
(Gomes)		––––6.9%
(Virgílio)		––67.6%
–22.0%
(Gomes)		––––17.9%
(Alckmin)		––60.2%
–23.2%
(Gomes)		–––––25.8%
(Bolsonaro)		–51.1%
–––27.8%
(Silva)		––17.6%
(Alckmin)		––54.7%
–––31.2%
(Silva)		––6.8%
(Virgílio)		––62.1%
–––25.9%
(Silva)		–––25.6%
(Bolsonaro)		–48.6%
––––––17.6%
(Alckmin)		25.3%
(Bolsonaro)		–57.2%
Datafolha 29–30 January 20182,82647%
(Lula)		––32%
(Silva)		–––––21%
49%
(Lula)		–––––30%
(Alckmin)		––22%
49%
(Lula)		––––––32%
(Bolsonaro)		–20%
–32%
(Gomes)		––––34%
(Alckmin)		––34%
–––42%
(Silva)		–––32%
(Bolsonaro)		–27%
––––––35%
(Alckmin)		33%
(Bolsonaro)		–32%
Vox Populi 9–12 December 20172,00050%
(Lula)		––13%
(Silva)		–––––37%
50%
(Lula)		–––––14%
(Alckmin)		––35%
49%
(Lula)		––––––18%
(Bolsonaro)		–33%
DataPoder360 8–11 December 20172,21041%
(Lula)		–––––28%
(Alckmin)		––31%
41%
(Lula)		––––––30%
(Bolsonaro)		–29%
Datafolha 29–30 November 20172,76548%
(Lula)		––35%
(Silva)		–––––17%
52%
(Lula)		–––––30%
(Alckmin)		––18%
51%
(Lula)		––––––33%
(Bolsonaro)		–16%
–33%
(Gomes)		––––35%
(Alckmin)		––32%
–––46%
(Silva)		–––32%
(Bolsonaro)		–22%
Vox Populi 27–30 October 20172,00048%
(Lula)		––16%
(Silva)		–––––35%
50%
(Lula)		–––––14%
(Alckmin)		––36%
51%
(Lula)		–––––14%
(Doria)		––35%
49%
(Lula)		––––––21%
(Bolsonaro)		–31%
50%
(Lula)		–––––––14%
(Huck)		36%
Datafolha 27–28 September 201717%
(Haddad)		–––––44%
(Alckmin)		––39%
44%
(Lula)		––36%
(Silva)		–––––20%
46%
(Lula)		–––––32%
(Alckmin)		––21%
48%
(Lula)		–––––32%
(Doria)		––20%
47%
(Lula)		––––––33%
(Bolsonaro)		–21%
44%
(Lula)		–––––––42%
(Moro)		14%
–29%
(Gomes)		––––37%
(Alckmin)		––33%
–32%
(Gomes)		––––34%
(Doria)		––35%
–––47%
(Silva)		–––29%
(Bolsonaro)		–24%
MDA 13–16 September 20172,00239.8%
(Lula)		––25.8%
(Silva)		–––––34.4%
40.6%
(Lula)		–––––23.2%
(Alckmin)		––36.2%
41.6%
(Lula)		–––––25.2%
(Doria)		––33.2%
41.8%
(Lula)		–––––14.8%
(Neves)		––43.4%
40.5%
(Lula)		––––––28.5%
(Bolsonaro)		–31.0%
–––28.4%
(Silva)		––23.6%
(Alckmin)		––48.0%
–––30.5%
(Silva)		––22.7%
(Doria)		––46.8%
–––33.6%
(Silva)		––13.0%
(Neves)		––53.4%
–––29.2%
(Silva)		–––27.9%
(Bolsonaro)		–42.9%
––––––23.8%
(Alckmin)		28.0%
(Bolsonaro)		–48.2%
––––––23.9%
(Doria)		28.5%
(Bolsonaro)		–47.6%
––––––13.9%
(Neves)		32.0%
(Bolsonaro)		–54.1%
Vox Populi 29–31 July 20171,99952%
(Lula)		––15%
(Silva)		–––––33%
52%
(Lula)		–––––15%
(Alckmin)		––34%
53%
(Lula)		–––––15%
(Doria)		––33%
53%
(Lula)		––––––17%
(Bolsonaro)		–30%
Paraná Pesquisas 24–27 July 20172,02036.3%
(Lula)		––29.0%
(Silva)		–––––34.7%
39.0%
(Lula)		–––––26.9%
(Alckmin)		––34.1%
38.5%
(Lula)		–––––32.2%
(Doria)		––29.3%
38.7%
(Lula)		––––––32.3%
(Bolsonaro)		–29.1%
37.1%
(Lula)		–31.1%
(Barbosa)		––––––31.8%
Datafolha 21–23 June 20172,77140%
(Lula)		––40%
(Silva)		–––––20%
45%
(Lula)		–––––32%
(Alckmin)		––24%
45%
(Lula)		–––––34%
(Doria)		––20%
45%
(Lula)		––––––32%
(Bolsonaro)		–22%
42%
(Lula)		–––––––44%
(Moro)		14%
–31%
(Gomes)		––––34%
(Alckmin)		––36%
–34%
(Gomes)		––––32%
(Doria)		––34%
–––49%
(Silva)		–––27%
(Bolsonaro)		–25%
Vox Populi 2–4 June 20172,00050%
(Lula)		––15%
(Silva)		–––––36%
52%
(Lula)		–––––11%
(Alckmin)		––37%
51%
(Lula)		–––––13%
(Doria)		––36%
53%
(Lula)		–––––5%
(Neves)		––43%
Datafolha 26–27 April 20172,78138%
(Lula)		––41%
(Silva)		–––––31%
43%
(Lula)		–––––29%
(Alckmin)		––28%
43%
(Lula)		–––––32%
(Doria)		––25%
43%
(Lula)		–––––27%
(Neves)		––30%
43%
(Lula)		––––––31%
(Bolsonaro)		–26%
40%
(Lula)		–––––––42%
(Moro)		18%
–24%
(Gomes)		–50%
(Silva)		–––––26%
–34%
(Gomes)		––––28%
(Alckmin)		––37%
–36%
(Gomes)		––––29%
(Doria)		––35%
–36%
(Gomes)		––––26%
(Neves)		––38%
–––50%
(Silva)		––22%
(Alckmin)		––28%
–––50%
(Silva)		––24%
(Doria)		––26%
–––49%
(Silva)		––21%
(Neves)		––29%
Vox Populi 6–10 April 20172,00049%
(Lula)		––19%
(Silva)		–––––32%
51%
(Lula)		–––––17%
(Alckmin)		––32%
53%
(Lula)		–––––16%
(Doria)		––31%
50%
(Lula)		–––––17%
(Neves)		––33%
MDA Archived 2019-01-09 at the Wayback Machine 8–11 February 20172,00238.9%
(Lula)		––27.4%
(Silva)		–––––28%
42.9%
(Lula)		–––19.0%
(Temer)		––––38.1%
39.7%
(Lula)		–––––26.5%
(Neves)		––33.8%
–––34.4%
(Silva)		16.8%
(Temer)		––––48.8%
–––28.3%
(Silva)		––28.6%
(Neves)		––43.1%
––––13.1%
(Temer)		–34.1%
(Neves)		––52.8%
Vox Populi 10–14 December 20162,50042%
(Lula)		––21%
(Silva)		–––––37%
45%
(Lula)		–––––20%
(Alckmin)		––35%
43%
(Lula)		–––––20%
(Neves)		––37%
Datafolha 7–8 December 20162,82834%
(Lula)		––43%
(Silva)		–––––23%
38%
(Lula)		–––––34%
(Alckmin)		––28%
38%
(Lula)		–––––34%
(Neves)		––28%
37%
(Lula)		–––––35%
(Serra)		––27%
–––48%
(Silva)		––25%
(Alckmin)		––27%
–––47%
(Silva)		––25%
(Neves)		––28%
–––47%
(Silva)		––27%
(Serra)		––26%
MDA Archived 2017-03-14 at the Wayback Machine 13–16 October 20162,00233.2%
(Lula)		––35.8%
(Silva)		–––––31.0%
37.3%
(Lula)		–––28.5%
(Temer)		––––34.2%
33.8%
(Lula)		–––––37.1%
(Neves)		––29.1%
–––38.1%
(Silva)		23.7%
(Temer)		––––38.2%
–––29.5%
(Silva)		––35.4%
(Neves)		––35.1%
––––16.4%
(Temer)		–38.2%
(Neves)		––45.4%
Datafolha 14–15 July 20162,79232%
(Lula)		––44%
(Silva)		–––––24%
36%
(Lula)		–––––38%
(Alckmin)		––26%
36%
(Lula)		–––––38%
(Neves)		––26%
35%
(Lula)		–––––40%
(Serra)		––26%
–––47%
(Silva)		––27%
(Alckmin)		––25%
–––46%
(Silva)		––28%
(Neves)		––26%
–––46%
(Silva)		––30%
(Serra)		––25%
MDA 2–5 June 20162,00228.9%
(Lula)		––35%
(Silva)		–––––36.1%
31.7%
(Lula)		–––27.3%
(Temer)		––––41%
29.9%
(Lula)		–––––34.3%
(Neves)		––35.8%
–––33.7%
(Silva)		20.9%
(Temer)		––––45.4%
–––28%
(Silva)		––29.7%
(Neves)		––42.3%
––––15.8%
(Temer)		–32.3%
(Neves)		––51.9%
Paraná Pesquisas 28 February–2 March 20162,02222.6%
(Lula)		–––––53.5%
(Neves)		––24.0%
–––36.1%
(Silva)		––41.7%
(Neves)		––22.2%
MDA Archived 2017-03-02 at the Wayback Machine 18–21 February 20162,00228.2%
(Lula)		29.1%
(Gomes)		–––––––42.7%
26.3%
(Lula)		––36.6%
(Silva)		–––––37.1%
27.5%
(Lula)		–––––40.6%
(Neves)		––31.9%
–16.7%
(Gomes)		–––43.1%
(Neves)		––40.2%
–––26.6%
(Silva)		––38.4%
(Neves)		––35.0%
–24.0%
(Gomes)		–33.0%
(Silva)		–––––43.0%
Datafolha 25–26 November 20153,54131%
(Lula)		––52%
(Silva)		–––––16%
34%
(Lula)		–––––45%
(Alckmin)		––21%
32%
(Lula)		–––––51%
(Neves)		––17%
–––49%
(Silva)		––33%
(Alckmin)		––18%
–––41%
(Silva)		––42%
(Neves)		––16%
Paraná Pesquisas October 2015–24.3%
(Lula)		–––––56.7%
(Neves)		––19.0%
–––34.1%
(Silva)		––47.7%
(Neves)		––18.2%
MDA Archived 2017-04-24 at the Wayback Machine 20–24 October 20152,00230.2%
(Lula)		–––––36.4%
(Alckmin)		––33.4%
28.3%
(Lula)		–––––45.9%
(Neves)		––25.8%
30.9%
(Lula)		–––––35.2%
(Serra)		––33.9%
–––39.7%
(Silva)		––25.9%
(Alckmin)		––34.4%
–––32.9%
(Silva)		––37.7%
(Neves)		––29.4%
–––39.6%
(Silva)		––26.8%
(Serra)		––33.6%
Paraná Pesquisas August 2015–28.3%
(Lula)		–––––54.7%
(Neves)		––17.0%
–––35.2%
(Silva)		––49.2%
(Neves)		––15.7%
IBOPE Archived 2017-11-07 at the Wayback Machine 15–19 August 20152,00237%
(Lula)		–––––41%
(Alckmin)		––23%
31%
(Lula)		–––––50%
(Neves)		––19%
36%
(Lula)		–––––43%
(Serra)		––21%
MDA Archived 2017-04-25 at the Wayback Machine 12–16 July 20152,00232.3%
(Lula)		–––––39.9%
(Alckmin)		––27.8%
28.5%
(Lula)		–––––49.6%
(Neves)		––21.9%
31.8%
(Lula)		–––––40.3%
(Serra)		––27.9%
IBOPE Archived 2017-11-07 at the Wayback Machine 13–17 June 20152,00239%
(Lula)		–––––40%
(Alckmin)		––21%
33%
(Lula)		–––––48%
(Neves)		––18%
Paraná Pesquisas 26–31 March 20152,02227.2%
(Lula)		–––––51.5%
(Neves)		––21.4%
19.4%
(Rousseff)		–––––57.2%
(Neves)		––23.4%
2014 election 26 October 2014112,683,87951.6%
(Rousseff)		–––––48.4%
(Neves)		––21.1%

See also

Graphical summaries

Graph showing 5 poll average trend lines of Brazilian opinion polls for the second round Fernando Haddad (PT) and Bolsonaro (PSL) from April 2018 to the most recent one. BolsoHaddad 2018.png
Graph showing 5 poll average trend lines of Brazilian opinion polls for the second round Fernando Haddad (PT) and Bolsonaro (PSL) from April 2018 to the most recent one.
Graph showing 5 poll average trend lines of Brazilian opinion polls for the second round Ciro Gomes (PDT) and Bolsonaro (PSL) from June 2017 to the most recent one. BolsoCiro 2018.png
Graph showing 5 poll average trend lines of Brazilian opinion polls for the second round Ciro Gomes (PDT) and Bolsonaro (PSL) from June 2017 to the most recent one.
Graph showing 5 poll average trend lines of Brazilian opinion polls for the second round Marina Silva (REDE) and Bolsonaro (PSL) from June 2017 to the most recent one. Bolsorina 2018.png
Graph showing 5 poll average trend lines of Brazilian opinion polls for the second round Marina Silva (REDE) and Bolsonaro (PSL) from June 2017 to the most recent one.

References

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