Lava Z50 official Pictures. Lava Z50 is a Smartphone of lava. The Lava Z50 Android Smartphone. Announced Mar 2018. Features 4.5″ Display MT6737M Chipset 5 MP Primary Camera 5 MP Front Camera 2000 MAh Battery 8 GB Storage 1000 MB RAM Corning Gorilla Glass 1. Lava Z50 price starts.