As I have newly bought samsung A7 2016.it is a very good phone.it have all the features like NFC, finger print sensors, smooth touch.It consists of all the things a user needed.All of the above this samsung phonedo not hangs neither for a single time.I am using knox application in this phone even then the phone is working perfectly with no hanging problem.Phones camera is very good.taking good puctures in night also.Phone have all the new features and a slim design.I am very happy with this phone