Two more elements that make the device an attractive one are it’s more than decent build quality and lightweight. At the launch event, Xiaomi Told us that they would be rolling out MIUI 12.5 Very Soon to the Device. Xiaomi has gone with a 4,520mAh battery and promises up to 11 hours of gaming per charge. Both phones have similar battery capacities – 4500mAh on the Realme and 4520mAh on the Xiaomi. The Realme X7 Max does better with its 50W fast charger that tops the battery in almost 40 minutes. The Realme X7 Max runs on RealmeUI 2.0 based on Android 11. The user interface is neatly laid out and easy to grasp, despite several pre-installed first and third-party apps.