The Vivo S1 Prime was announced in 2020, August 12 With 6.38 inches, 99.9 cm2 (~83.4% screen-to-body ratio) AMOLED, Powered by Qualcomm SDM665 Snapdragon 665 (11 nm) and running Android 9.0 (Pie), Funtouch 9.2, the device delivered smooth performance and multitasking capabilities. while the Li-Po 4500 mAh, non-removable ensured long-lasting usage.