Back Again! For today only, the 4th Generation 16GB Apple iPad with Retina display (model: MD510LL/A) drops from $499 to $399, and 32GB version from $599 to $499 at Staples.com. That's the best prices we could find for the 16GB version by $25 and by $33 for the 32GB model. iPad Minis are also on sale! The Apple iPad mini 32GB (model: MD529LL/A) drops to the lowest price we could find for it by $11 at $399 and the 64GB Version to the lowest price by $50 at $499. Plus, the shipping is free on all orders. Sales tax is charged in most states.