Xiaomi Poco F4 official Pictures. Xiaomi Poco F4 is a Smartphone of xiaomi. The Xiaomi Poco F4 Android Smartphone. Announced Jun 2022. Features 6.67″ Display, Snapdragon 870 5G Chipset, 4500 MAh Battery, 256 GB Storage, 8 GB RAM, Corning Gorilla Glass 5. Xiaomi Poco F4 price starts.