The OPPO F9 (F9 Pro) was announced in 2018, August 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), upgradable to Android 10, ColorOS 7.0, the device delivered smooth performance and multitasking capabilities. while the Li-Po 3500 mAh, non-removable ensured long-lasting usage.