Oppo Reno4 Z 5G official Pictures. Oppo Reno4 Z 5G is a Smartphone of oppo. The Oppo Reno4 Z 5G Android Smartphone. Announced Sep 2020. Features 6.57″ Display Dimensity 800 Chipset 4000 MAh Battery 128 GB Storage 8 GB RAM Corning Gorilla Glass 3+. Oppo Reno4 Z 5G price starts.