Samsung galaxy j7 prime and samsung galaxy on nxt both features are same and also price are same.only storage is different between j7 prime and on nxt.in a on nxt 32 gb rom and in a j7 prime 16gb rom.both mobile sound are nice and its design are same or great.in this mobile 5.5 inch display and 13mp real camera and front camera is 5mp 1.6ghz octa core processor, 3300mah battery, fingerprint sensor both mobile ram is 3gb. We all also know samsung is very trusted company. Both mobile 16, 900 price