OPPO A37 is a very good mobile phone. It has a very good program inside I use Oppo A37 . It has a 5 inch screen with a resolution of 720* 1280 pixels. It has a ROM of 16 gb and RAM of 2gb. The camera configration of this phone are 8mp rear and 5mp front. Its works on android 5.1 which is upgradeble The processor of the phone is really Good is 1.2GHz quad core processor. It has many sensors such as accelerometer, compass and proximity sensor. As we all know that it is an android phone with version5.1(lollipop) provided with 4G services, Wifi hotspot and GPS with A-GPS with amazing accuracy. Simply I just love this smartphone I love oppo A37