The OPPO Ace 2 was announced in 2020, April 13 With 6.55 inches, 103.6 cm2 (~85.9% screen-to-body ratio) AMOLED, 90Hz, HDR10+, 500 nits (typ), Powered by Qualcomm SM8250 Snapdragon 865 5G (7 nm+) and running Android 10, ColorOS 7.1, the device delivered smooth performance and multitasking capabilities. while the Li-Po 4000 mAh, non-removable ensured long-lasting usage.