Vivo S12 official Pictures. Vivo S12 is a Smartphone of vivo. The Vivo S12 Android Smartphone. Announced Dec 2021. Features 6.44″ Display, MediaTek MT6891Z Dimensity 1100 5G Chipset, 4200 MAh Battery, 256 GB Storage, 12 GB RAM. Vivo S12 price starts.