“The biggest change in the rumored new iPhone is the increase in screen size from 3.5-inch to 4-inch,” Arnold Kim reports for MacRumors.

“As we’ve seen in numerous part leaks, the new iPhone screen will be taller, but not wider,” Kim reports. “This will give the new device a resolution of 1136×640 and provide apps with more vertical space to use. In fact, it’s been found that iOS 6’s home screen already supports this larger size to display an extra row of app icons.”

Kim reports, “In order to provide a better demonstration of what a 4” iPhone screen would feel like, MacRumors has had this video created to show it in action:”

Read more in the full article here.