I went from 1st gen 12.9 to 10.5 and then currently 2nd gen 12.9. I missed the size of the 12.9. You get used to the size. I feel the 10.5 and below are small after using a 12.9. It is also easier to type in with the ASK. It also stays on your lap better than the 10.5. Can't wait for ios 11 on it.