The Samsung Galaxy J7 Prime mobile features a 5.5 ( 13.97 cm) which its best feature its display and runs on Android v6.0.1 ( Marshmallow) operating system. The device is powered by a Octa core, 1.6 GHz, Cortex A53 processor paired with 3 GB of RAM. bt sometime its hang tht prblm I face in my family all uses samsung phone overall phone is good As far as the battery is concerned it has 3300 mAh. Over that, as far as the rear camera is concerned this mobile has a 13 MP camera and the front snapper is powered by a CMOS image sensor. in my view its best feature is its display its camera its sound clearlity is excellent .