Vivo S1 4GB October 01, 2021 Dual Sim Phones Fast battery +3 Fingerprint In-store Octa-core Selfie camera single 32 MP Motorized pop-up Size 6.0 inch - 7 inch Vivo Dual Sim Phones Fast battery Fingerprint In-store Octa-core Selfie camera single 32 MP Motorized pop-up Size 6.0 inch - 7 inch Vivo