HMD XR21 official Pictures. HMD XR21 is a Smartphone of hmd. The HMD XR21 Android Smartphone. Announced May 2024. Features 6.49″ Display Snapdragon 695 5G Chipset 4800 MAh Battery 128 GB Storage 6 GB RAM MIL-STD-810H Compliant Corning Gorilla Glass Victus. HMD XR21 price starts.