Vivo S12 Pro official Pictures. Vivo S12 Pro is a Smartphone of vivo. The Vivo S12 Pro Android Smartphone. Announced Dec 2021. Features 6.56″ Display, MediaTek MT6893 Dimensity 1200 5G Chipset, 4300 MAh Battery, 256 GB Storage, 12 GB RAM. Vivo S12 Pro price starts.