The Samsung Galaxy M40 was announced in 2019, June With 6.3 inches, 97.4 cm2 (~84.9% screen-to-body ratio) PLS LCD, Powered by Qualcomm SDM675 Snapdragon 675 (11 nm) and running Android 9.0 (Pie), upgradable to Android 11, One UI 3.1, the device delivered smooth performance and multitasking capabilities. while the Li-Po 3500 mAh, non-removable ensured long-lasting usage.