Originally Posted by HarryT
Not true. There's all the difference in the world between the 300+dpi of my iPad 3, and the 150-odd dpi of the older iPad 2. It makes a tremendous difference to the readability of the screen, especially for text, which the higher resolution makes it comfortable to read at a much smaller size.
It's not only the resolution.
We have two 7" devices. Both have the same resolution: 1024x600. The PPI of both devices are equal at 179. Yet, my device is a lot crisper and easier to read with a smaller sized font.