The Vivo X20 Plus UD was announced in 2018, January With 6.43 inches, 106.7 cm2 (~85.8% screen-to-body ratio) Super AMOLED, Powered by Qualcomm SDM660 Snapdragon 660 (14 nm) and running Android 7.1.1 (Nougat), Funtouch 3.2, the device delivered smooth performance and multitasking capabilities. while the Li-Ion 3900 mAh, non-removable ensured long-lasting usage.