One is 9.7-inches, the other is 7.9-inches. That, primarily, is the difference between the iPad Air and the brand new iPad mini with Retina Display. Both pack the A7 chip, the M7 motion co-processor and of course, that glorious 2048x1536 resolution Retina Display. And, since the redesign of the full sized iPad with the new iPad Air, we have two iPads that look the same bar the size.

So, one's big, one small, both full fat iPads. We're in the process of reviewing the Retina iPad mini at the moment, but before all that, we've thrown together a quick family portrait gallery of the new smaller iPad and it's larger sibling. The choice has never been tougher. Which would you go for?

Keep on clicking for some more pictures!