Vivo Y51 (2015 official Pictures. Vivo Y51 (2015 is a Smartphone of vivo. The Vivo Y51 (2015) Android Smartphone. Announced Dec 2015. Features 5.0″ Display, Snapdragon 410 Chipset, 8 MP Primary Camera, 5 MP Front Camera, 2350 MAh Battery, 16 GB Storage, 2 GB RAM. Vivo Y51 (2015 price starts.