Samsung gala xy j5 has low storage space of 8 gb ROM and 1 gb RAM that’s why you cannot able to play high processor games I m also using this phone sometimes I want to download some app and it shows an out of storage error I also experience hangung problem battery backup is low and no system update in this phone as it will permanently in older version it cant upgrade to latest vesrsion of google samsung should give upgrade feature in this phone as compared to oppo is very low featured phone I want to recommend not to buy this phone.