The Memory Stick is a removable flash memory card format, originally launched by Sony in late 1998. In addition to the original Memory Stick, this family includes the Memory Stick PRO, a revision that allows greater maximum storage capacity and faster file transfer speeds; Memory Stick Duo, a small-form-factor version of the Memory Stick ; the even smaller Memory Stick Micro (M2), and the Memory Stick PRO-HG, a high speed variant of the PRO to be used in high-definition video and still cameras.
A SIMcard is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone devices. SIMs are also able to store address book contacts information, and may be protected using a PIN code to prevent unauthorized use.
A memory card is an electronic data storage device used for storing digital information, typically using flash memory. These are commonly used in digital portable electronic devices, such as digital cameras as well as in many early games consoles such as the Nintendo Wii. They allow adding memory to such devices using a card in a socket instead of protruding USB flash drives.
Secure Digital, officially abbreviated as SD, is a proprietary, non-volatile, flash memory card format the SD Association (SDA) developed for use in portable devices.
MultiMediaCard, officially abbreviated as MMC, is a memory card standard used for solid-state storage. Unveiled in 1997 by SanDisk and Siemens, MMC is based on a surface-contact low-pin-count serial interface using a single memory stack substrate assembly, and is therefore much smaller than earlier systems based on high-pin-count parallel interfaces using traditional surface-mount assembly such as CompactFlash. Both products were initially introduced using SanDisk NOR-based flash technology.
Lexar International is a brand of flash memory products, formerly American-owned, now manufactured by the Chinese memory company, Longsys.
This table provides summary of comparison of various flash memory cards, as of 2024.
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.
Lenovo P2 is an Android smartphone that is focused on battery life, developed by Lenovo. It was officially announced on September 3, 2016 at IFA show held in Berlin and released in November 2016, as a successor to the Lenovo Vibe P1. The device is available in Graphite Grey and Champagne Gold colour variants. It was, at the time of its release, one of the few devices which had a 5000+ mAh battery.
CFexpress is a standard for removable media cards proposed by the CompactFlash Association (CFA). The standard uses the NVM Express protocol over a PCIe 3.0 interface with 1 to 4 lanes where 1 GB/s data can be provided per lane. There are multiple form factors that feature different PCIe lane counts. One of the goals is to unify the ecosystem of removable storage by being compatible with standards already widely adopted, such as PCIe and NVMe. There already is a wide range of controllers, software and devices that use these standards, accelerating adoption.
The ROG Phone is an Android gaming smartphone made by Asus and the first generation of the ROG smartphone series. It was announced on June 8, 2018 at the Computex computer expo, being the first Asus smartphone to be targeted mainly to gamers. It competes with the Razer Phone, Xiaomi Black Shark, and ZTE Nubia Red Magic.
Huawei Mate 20 is a line of Android phablets produced by Huawei, which collectively succeed the Mate 10 as part of the Huawei Mate series. The flagship models, the Mate 20 and Mate 20 Pro, were unveiled on 20 July 2018 at a press conference in London.
OPPO R7s is a line of Android-based smartphone manufactured by Oppo that were released in October, 2015. OPPO R7 series has all-metal flashing, the fit and finish and the arcs towards its display edges. OPPO Company developed after OPPO R5s. However, the phone was discontinued with the release of more developed version like OPPO R15 and OPPO R17. The phone offers an improved screen, battery and design comparing to the previous phones. reviewer had a mixed review. Its design and battery quality were universally praised, also, its display received the positive feedback after tests. Reviews had both positive and negative comments, with no finger print sensor or face ID like Apple system. This would result insecurity of personal privacy.
The Samsung Galaxy A01 is a budget Android smartphone manufactured by Samsung Electronics as part of its A series. The phone was announced in December 2019 and released in January 2020. The phone come in the colors black, blue, and red. The phone features a 5.7-inch 720p touchscreen display, a dual camera setup, and comes with. One UI Core 2.0 over Android 10. A similar device, Galaxy M01, was first released in June 2020, which shares some of the features with the Galaxy A01.
The Nokia 8.3 5G is a Nokia-branded smartphone released by HMD Global, running the Android One variant of Android. It is HMD's first 5G phone, and was announced on 19 March 2020 alongside the Nokia 5.3, Nokia 1.3, and Nokia 5310 (2020). The Nokia 8.3 5G is claimed by HMD executive Juho Sarvikas to be the first smartphone, which is compatible with every 5G network, operational as of its announcement. It was released in September 2020.
The Samsung Galaxy A20s is an Android smartphone designed, developed, produced and marketed by Samsung Electronics. It was announced on September 24, 2019 and released to the general public on October 5, 2019. It is one of the 2019 Samsung Galaxy A Series of mid-range smartphones.
The Samsung Galaxy A32 is a mid-range Android smartphone developed and manufactured by Samsung Electronics. It serves as the successor to the Galaxy A31. The phone is similar to its predecessor, but features an upgraded 64 MP main camera. The device also comes with a 5G variant with a stripped-down camera and screen, but with a faster SoC.
The Samsung Galaxy A02 is a budget Android smartphone manufactured by Samsung Electronics as a part of its A series. The phone was announced and released in January 2021. It features a 6.5-inch 720p touchscreen display, and a dual camera setup, and comes with One UI 2.5 over Android 10. It had very compelling selling points such as a big display, massive battery, and cheap price. Still, its lacklustre camera, below-average performance, and embarrassing laggy, featureless UI, meant it has remained as one of the worst Samsung A series phones ever released. Even though most people did not like this phone, the company managed to sell over 18.3 million units after its launch.
The Samsung Galaxy A23 is an Android-based smartphone designed, developed and marketed by Samsung Electronics as a part of its Galaxy A series. The phone was announced on March 4, 2022, alongside the Galaxy A13.
Huawei Y6p is an Android smartphone manufactured by Huawei. Unveiled on 6 May 2020, they succeed the Huawei Y6s in the company's Y series line.
