ZTE Axon 20 4G official Pictures. ZTE Axon 20 4G is a Smartphone of zte. The ZTE Axon 20 4G Android Smartphone. Announced Nov 2020. Features 6.92″ Display, Unisoc UMS512T Chipset, 4220 MAh Battery, 128 GB Storage, 6 GB RAM. ZTE Axon 20 4G price starts.