Xiaomi Mi A3 official Pictures. Xiaomi Mi A3 is a Smartphone of xiaomi. The Xiaomi Mi A3 Android Smartphone. Announced Jul 2019. Features 6.09″ Display Snapdragon 665 Chipset 4030 MAh Battery 128 GB Storage 6 GB RAM Corning Gorilla Glass 5. Xiaomi Mi A3 price starts.