Hi samsung galaxy j7 pro is the latest and bestest J series phone from samsung I used and its comes with exynos 7870 octa core processor which is reallly one of the coolest processor I have ever seen. It comes with 3gb ram so dont worry 0% about lagging your samsung phone. Its have large capcity storage of 64gb. Its sound system really cool and camera is outstanding of 13 mp ( 1080p) . And battery of 3600 mah have really good battery backup