Oppo Realme 1 ( 128) work very fast. This phone was Face Unlock 0.1s phone. 6GB RAM in this phone. 6-inch display in this phone. FHD+ full screen. This phone work on Android 8.1. Best battery power in this phone ( 3410mAH) . Camera was very sharpe & clean ( 13MP back camera and 8MP front) . I am use this phone because this phone is very nice and full features in this phone.