Xiaomi Redmi K40 Gaming official Pictures. Xiaomi Redmi K40 Gaming is a Smartphone of xiaomi. The Xiaomi Redmi K40 Gaming Android Smartphone. Announced Apr 2021. Features 6.67″ Display, MediaTek MT6893 Dimensity 1200 5G Chipset, 5065 MAh Battery, 256 GB Storage, 12 GB RAM, Corning Gorilla Glass 5. Xiaomi Redmi K40 Gaming price starts.