Samsung j7 nxt is very popular smartphone.his display 5.5 inch super amoled 720p hd resolution and camera is 13 mp 4k photo captured.it have 1.6 ghz 64 bit Exynos processer it is very fast and smoothly run many app.his come 2 veriant 2gb & 16 gb and 3 gb & 32gb storag.his very slim smartphone its thikness is 7.6 mm and his weight 170 gm. totally this a very good handset smartphone.