The Huawei Mate 40 Pro 4G was announced in 2021, June 28 With 6.76 inches, 115.7 cm2 (~94.1% screen-to-body ratio) OLED, HDR10, 90Hz, Powered by Kirin 9000 (5 nm) and running HarmonyOS 2.0, the device delivered smooth performance and multitasking capabilities. while the Li-Po 4400 mAh, non-removable ensured long-lasting usage.