BLU Vivo IV official Pictures. BLU Vivo IV is a Smartphone of blu. The BLU Vivo IV Android Smartphone. Announced May 2014. Features 5.0″ Display, MT6592 Chipset, 13 MP Primary Camera, 5 MP Front Camera, 2300 MAh Battery, 16 GB Storage, 2 GB RAM, Corning Gorilla Glass 3. BLU Vivo IV price starts.