Xiaomi Redmi Note 9 4G official Pictures. Xiaomi Redmi Note 9 4G is a Smartphone of xiaomi. The Xiaomi Redmi Note 9 4G Android Smartphone. Announced Nov 2020. Features 6.53″ Display, Snapdragon 662 Chipset, 6000 MAh Battery, 256 GB Storage, 8 GB RAM, Corning Gorilla Glass 3. Xiaomi Redmi Note 9 4G price starts.