Some mobile phones support use of two SIM cards, described as dual SIM operation. When a second SIM card is installed, the phone may allow users to switch between two separate mobile network services manually, have hardware support for keeping both connections in a "standby" state for automatic switching, or have two transceivers to maintain both network connections at once.
The Nokia C3-00 is a QWERTY keypad feature phone with the Nokia Series 40 mobile operating system, released under the Cseries line of phones by Nokia. It features a full 4-line keyboard, like the earlier Nokia 6800 series. It was advertised as an entry-level messaging and social networking phone, retailing at 90 EUR before taxes. It was introduced on April 13, 2010, alongside the Nokia E5 and C6.
Nokia's strategic nomenclature can be traced back in 2005 when the Nseries line was launched, offering devices with flagship specifications and premium hardware at various price points. These devices were considered the "bread and butter" of the company and were often positioned to showcase their latest technologies. Thanks to the newfound consumer and enterprise interest in smartphones at the time, the company introduced four additional collections to diversify their product portfolio and meet demands in most market segments. These new phone series were named Eseries, targeting small business and enterprise customers; Xseries, providing consumer-grade multimedia-focused devices; Cseries, which Nokia used to target both the low-end and mid-range market segments; and Tseries, for devices exclusive to the Chinese market.
The Nokia Asha 200 & Nokia Asha 201 are budget-level additions to the Nokia Asha family released in Q4 2011. Both devices run the Nokia S40 mobile operating system. There is no direct predecessor of the phones, though the closest to it is the Nokia X2-01, which has similar features and a very similar user interface, as well as having better music capabilities. The Nokia C3 is also an indirect predecessor, also using similar features, though the C3 is a higher end device. The phones are successors to the Nokia X1-01, as they use the same bright colors and the same Dual SIM support for Nokia Asha 200.
The Samsung Galaxy Star is a low-end smartphone manufactured by Samsung Electronics. It is running on Android 4.1.2(Jelly Bean). It has unofficial Android 4.4, 5.1, 6.0.1 and 7.1 roms. It was announced in April 2013, it was subsequently released in May 2013. It is the cheapest smartphone in the Samsung Galaxy series. Like all other Samsung Galaxy smartphones, the Galaxy Star runs on the Android mobile operating system. The phone is available in 2 versions: a single SIM version (GT-S5280) and a dual SIM version (GT-S5282). The phone competes with other low-cost smartphones such as the smartphones from the Nokia Asha series as well as low-cost smartphones manufactured by Indian manufacturers such as Micromax, Karbonn, Spice Digital, Lava International and Celkon. It is available in certain Asian countries such as India, Pakistan, Sri Lanka, Nepal, Bangladesh, Myanmar, Philippines, Indonesia etc. where low-cost smartphones are very popular as well as in Morocco, Algeria, South Africa, Portugal, France, Germany, Russia and Ukraine. Brazilian version is also released, dubbed GT-S5283B.
The Nokia Lumia 630 is a smartphone developed by Microsoft Mobile that runs Microsoft's Windows Phone 8.1 operating system. It was announced on 2 April 2014, at Microsoft Build 2014 and scheduled to be released in July 2014. It has a Qualcomm Snapdragon 400 SoC with a quad-core processor and Adreno 305 GPU. Additionally, it has a 4.5-inch display and a 5 MP camera. The Lumia 635 is similar but 4G-compatible, lacks a dual-SIM version and comes in a different finish, while the Lumia 636 and 638 are identical, but come with 1 GB of RAM and are currently available only in China and India respectively.
The Nokia 101 is an ultra-basic dual-SIM mobile phone by Nokia. It is primarily geared for users in developing countries, or for people who need a simple communications device with FM radio and music playback.
The Nokia 106 is a discontinued feature phone manufactured by Nokia. The phone was announced in August 2013 and was released firstly in China, in the third quarter of 2013.
Nokia 130 and Nokia 130 Dual SIM are Nokia-branded entry-level feature phones from HMD Global. Originally introduced in September 2014 by Microsoft Mobile, the 130 supports one Mini-SIM card and 130 Dual SIM supports two Mini-SIM cards. The cost will be equivalent of 19 Euros when bought unlocked and SIM-free. Its available colors are red, black, and white, depending on region and market.
The Nokia Asha 310, also known as the Nokia Asha 3010 or the Nokia ASHA 310 RM-911, was released in March 2013. It is the first in the line of the Asha range of phones to have dual subscriber identity module (SIM) slots and Wi-Fi connectivity. It was a reinvention of the Asha range to remain competitive with new Android devices. It cost $102.00 at its launch date. It has a touchscreen, comes with either a 2 or 4 GB micro SD card, and has 64 MB of RAM, a 2 MP camera and a battery that can last up to 600 hours in standby mode. The phone can play music for up to 54 hours or video for up to 9.5 hours, and has a maximum of 17 hours talk time (2G).
The Nokia 215 and Nokia 215 Dual SIM are Nokia-branded dual-band GSM feature phones by Microsoft Mobile. The phones were released in the first quarter of 2015, in the Middle East, Africa, Asia, and Europe. They are available in black, white, and bright green.
The Nokia X1-00 is a discontinued ultra-basic phone manufactured by Nokia for users in developing countries. The phone was announced in March 2011 and released in the second quarter of 2011. According to Nokia, the phone is expected to have a standby time of 61 days.
The Nokia 222 and Nokia 222 Dual SIM are Nokia-branded dual-band GSM candybar-type phones, originally developed by Microsoft Mobile. The phones were originally released in the third quarter of 2015, in the Middle East, Africa, Asia, and Europe. Then, were sold again by HMD Global. They are available in black and white.
The following tables are comparisons of the specifications of Microsoft Lumia smartphones from within the same generation. Lumia devices were developed and sold by Nokia until the acquisition of its mobile phone division by Microsoft in early 2014. The Nokia brand continued to be used on new models until the release of the Microsoft Lumia 535 in November 2014.
The Nokia 230 and Nokia 230 Dual SIM are Nokia-branded feature phones originally developed by Microsoft Mobile. The phones were originally released in December 2015, and sold again by HMD Global in November 2018. The Nokia 230 has one SIM card slot, and the Nokia 230 Dual SIM with two slots. Initially, the phones were only released in black and white, but HMD would later add dark blue and light gray color options, after the release of Nokia 106 (2018) in November 2018.
Nokia 150 and Nokia 150 Dual SIM are Nokia-branded entry-level mobile phones from HMD Global. Originally introduced in December 2016, as the first Nokia-branded devices by HMD Global, the 150 supports one Mini-SIM card and 150 Dual SIM supports two Mini-SIM cards.
Nokia 130 (2017) is a Nokia-branded mobile phone developed by HMD Global. It was released on 17 July 2017 and is available in a Single and Dual-SIM card configuration. The selectable colours are red, grey and black.
The Nokia 8110 4G is a Nokia-branded mobile phone developed by HMD Global. It was announced on 25 February 2018 at Mobile World Congress (MWC) 2018 in Barcelona, Spain, as a revival of the original Nokia 8110, which was popularly known as the "Matrix phone" or "banana phone". The phone is Dual SIM capable even though it is limited to 2G in one slot, while running both SIM cards. It runs on an operating system based on KaiOS.
The Nokia 7 Plus is a Nokia-branded upper-mid-range smartphone running the Android operating system. It was announced on 25 February 2018, along with four other Nokia-branded phones.
The Nokia 5310 (2020) is a Nokia-branded feature phone developed by HMD Global. It was announced on 19 March 2020 alongside the Nokia 1.3, Nokia 5.3 and Nokia 8.3 5G, as a revival of the original Nokia 5310 produced c. 2007.
