Samsung Galaxy S20 also known as the Samsung Galaxy S11 is a line of Android-based smartphones designed, developed, marketed, and manufactured by Samsung Electronics as part of its Galaxy S series. They collectively serve as the successor to the Galaxy S10 and were unveiled at Samsung's Galaxy Unpacked event on 11 February 2020.The S20 line consists of flagship Galaxy S20 and Galaxy S20+ models differentiated primarily by screen size, as well as a larger camera-focused model, the Galaxy S20 Ultra. Key upgrades over the previous model, in addition to improved specifications, include a display with a 120 Hz refresh rate, an improved camera system supporting 8K video recording (7680×4320) and a super-resolution zoom of 30-100×, depending on the model.The phone was released in the United States on 6 March and in Europe on 13 March. The Galaxy S20, S20+ and S20 Ultra launch prices started at $999, $1199 and $1399. It is the first smartphone lineup to receive USB fast-charger certification from the USB Implementers Forum (USB-IF).