Huawei Mate 40 Pro 4G official Pictures. Huawei Mate 40 Pro 4G is a Smartphone of huawei. The Huawei Mate 40 Pro 4G Smartphone. Announced Jun 2021. Features 6.76″ Display, Kirin 9000 Chipset, 4400 MAh Battery, 512 GB Storage, 8 GB RAM. Huawei Mate 40 Pro 4G price starts.