J7 prime its more powerful with 3 gb of ram and new Exynos processor. it comes with gorilla glass protection so you dont need to worry about its toughness. It comes with latest android Marshmallow 6.1 . it comes in two varient 16 gb and 32gb and expandable capacity upto 256gb. so space is not a issue. It has 13mp primary camera and 8mp front camera that produce very good quality images and the color .