The OPPO Reno A was announced in 2019, September With 6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio) AMOLED, Powered by Qualcomm SDM710 Snapdragon 710 (10 nm) and running Android 9.0 (Pie), ColorOS 6, the device delivered smooth performance and multitasking capabilities. while the Li-Po 3600 mAh, non-removable ensured long-lasting usage.