Samsung is a guaranteed brand. Galaxy J7 Pro is best product as compare with J7. It has 13 MP front and back camera, Picture resolution and quality is very good. If you like Selfie than this smart phone is only for you. It has 3GB Ram and SD card expendable upto 128 GB so your game experience become better. I think it never hang, which is main problem of smartphone. 3600 mph battery life is awesome. It has fantastic style. My several use this phone this phone I ask them about this phone.They donot face any problem. You can also buy this Phone.