After running some numbers I am coming up with even less. Using 28GB of formatted storage (see link below as to why) I get 28/12.8 = 2.1875* . While this is way

After running some numbers I am coming up with even less. Using 28GB of formatted storage (see link below as to why) I get 28/12.8 = 2.1875* . While this is way lower compared to my original estimate of 2.5, that is still higher than factor of 2 which is what we would expect from simply doubling storage. http://reviews.cnet.com/8301-31747_7-57404587-243/why-my-new-ipads-storage-doesnt-add-up/ http://reviews.cnet.com/8301-31747_7-57404587-243/why-my-new... * This number heavily depends on what you count as required app, for my iPhone for example GPS is a must which chews into storage fast.