A 4-inch, 16:9 screen would be 3.49 x 1.96 inches. This is only about 1.5 mm wider than the iPhone 4's screen, and definitely able to fit in the current form factor's width. The length is another ...

The blog also notes some changes on these samples compared to previous iPhone models including a 4-inch (or larger ... the next iPhone would use a qHD screen that comes in 960x540 pixels and ...