Oppo A57 is very nice phone. Its fingerprint lock opening option really good. Its build quality very best. Its camera is also good. there is a incoming call on your phone you pick up call without touch. On this software really really good. Its very lightweight.it has a great camera of 13mp rear and 16mp front, good build, dual sim with 4G support, 32gb internal storage and 128gb micro SD card support which gives u a massive storage, a snappy processer of 1.4GHz which makes your mobile faster, with 3Gb ram, a decent screen of 5.2 with high resolution and 2900mah battery which provides you a good battery.