The Realme U1 was announced in 2018, November With 6.3 inches, 97.4 cm2 (~83.9% screen-to-body ratio) IPS LCD, Powered by Mediatek MT6771 Helio P70 (12nm) and running Android 8.1 (Oreo), upgradable to Android 9.0 (Pie), ColorOS 6, the device delivered smooth performance and multitasking capabilities. while the Li-Ion 3500 mAh, non-removable ensured long-lasting usage.