Samsung galaxy on7pro
its cool device in budget to buy.
advantages of device to buy
5.5 inch display, snapdragon processor, external stroage avaiable, android os 6.0 marshmallow, 13mp back camera and front camera with 5mp, supports 4g band networks, high battry backup, ultra battry saver
disadvantage of device
it heats up much, gets hang, storage get fulll from mobile updates data only
but as we look for adavtages its good to buy at low budget