what is the resolution of an iphone
The capacitive touchscreen is designed for a bare finger, or multiple fingers for multi-touch sensing. The screens on the first three generations have a resolution of 320Ã480 (HVGA) at 163 ppi; those on the iPhone 4 and iPhone 4S have a resolution of 640Ã960 at 326 ppi, and the iPhone 5, 640Ã1136 at 326 ppi.