Stylish look apple iPhone 5S have with its great features. Processor speed is so good. Pixel resolution is 640 X 1136 pixels which gives a clear & exact view and clarity. 1 GB of its RAM make it more compatible as compare to others. Also internal storage is 16 GB. Battery capacity is 1440mAh non removable. Light wieght of it approx. 112 gm make more handy and easy to use. It accepts nano SIM. I am also using this phone since last 3 years without any problem. Its endless features make more attractive for users.