When Apple moved to iPhone 4 and iPhone 5, there were tremendous constraints that Apple wisely overcame to determine exactly how it made its phones with higher resolution and then larger (taller). How?

With the iPhone 4, Apple exactly doubled the resolution, leading to a 2x “Retina” resolution. And with the iPhone 5, Apple kept the pixel density (pixels per inch) the same, but just extended the screen size vertically, to create a 16:9 screen ratio.

This resulted in a great user experience, as well as minimizing the efforts for developers and UI designers.

Now Apple is coming out with two much larger iPhone 6 models, reportedly 4.7” and 5.5”. Many pundits are saying these phones will need to be 1.x Retina resolution or the phones need to have the same pixels-per-inch as the iPhone 5S. But Apple isn’t constrained by the same circumstances as before. There are two things that have changed in the past 5 years that mean that Apple can make these new iPhone 6’s any resolution they want: Continue reading →