The OPPO A7x was announced in 2018, September With 6.3 inches, 97.4 cm2 (~84.0% screen-to-body ratio) IPS LCD, Powered by Mediatek MT6771 Helio P60 (12 nm) and running Android 8.1 (Oreo), ColorOS 5.2, the device delivered smooth performance and multitasking capabilities. while the Li-Po 3500 mAh, non-removable ensured long-lasting usage.