The most affordable smart phone that you can get is the brand new Samsung Galaxy On7 Pro. With its 13 MP front and 5 MP secondary camera, it enables one to see the world with new eyes. Samsung has given this smart phone the classic design with all the features that one needs in his smart phone. It has full HD display with HD recording capability. This smart phone has got 5.5 inches display and 750 x 1280 screen resolution. This stylish and light weight smart phone has also got a long term 3000 mAH battery life. I suggest buying this amazing smart phone cause it is most affordable smart phone that one could get.