Oppo the brand is quite popular now a days the oppo A57 is the phone with good specification the phone as the 5.2 inches
display with 720 to 1280 resolution and the camera is dam good with rear camera of 13mp and front camera with 16mp in oppo thw camera and selfi camera especially is very good for selfi lovers the performance f the phone is good with 3gb ram which is blazing fast and internal memory of 32gb and with 1.4 octa core snapdragon processor the phone look OK with its design the battery is OK but not good because it has full packed specification but to handle so much performance the battery is only 2900mph so the battery stand time is not good other things in this smart phone is good for the price what you are giving so oppo is good so it is ruling in smart phone army