Xiaomi mi 4i is very better and smart phone.I am also using this phone.its camera clarity is very nice and color sense.its 2 gb ram and 16gb internal memory so you can save many of things storage in phone memory.plus doul sim also required with two sims are also 4G connectivity.
To download video very fast in few second. Front camera also 5 mega pixel to shot a selfie clearly. Mobile screen size 5 inches to waching movie. Touch are very smoothly work. It is very thin handset and warranty is 1 year with warrenty card.and with charger or usb cable.
Micro sim are capable.and three colours mobile available.