If u want to buy a best smart phone on best lowest price . I think u have to buy Redmi 4A . It is also one of the best lowest price Redmi phone.Xiaomi Redmi 4A in your hands is that despite looking a lot like metal, the body is actually polycarbonate. It similar to Redmi 3s .You get 5inch screen, snapdragon 425 processor, 2gb ram, 16gb rom, 13mp back with flash and 5mp front camera.and lot of features