I buy oppo f3 one month later. This is not competitive other smartphone like vivo v5 samsung j7 pro. This ram is working very slow. And littlebit hanging problem in this phone. Camera quality is very poor. Touch quality of fingerprint sensor is slow compare to vivo and samsung. Sensors is not working good. Its price is also very high in this features. Battery backup is very poor. And last I am not suggest anyone to buy oppo f3.