I wrote in an earlier opinion piece that 2014 is the year when I expect Apple to finally give in and opt for a larger iPhone display. Assuming I’m right, the question then becomes: what approach will Apple take?
There are two ways of increasing the size of a display. First, you can keep the resolution the same and simply use larger pixels. That’s what happens when a manufacturer makes a 1080P HD TV in both 40- and 50-inch sizes, for example. Both have 1920×1080 pixel displays, it’s just that the 50-inch display has larger pixels.
That would be by far the simplest approach for Apple to take. Provided it keeps the aspect ratio the same as the iPhone 5/c/s, then it can continue to use an 1136×640 display. All existing apps continue to work as-is, developers don’t have to do any work to support the larger display and everyone is happy . Or are they… expand full story