Apple refreshed its iPads with new launches in the iPad Pro and iPad Air lineups.The 11-inch iPad Pro weighs less than the equivalent iPad Air, with a difference of 0.04 pounds (18 grams).In the 13-inch size, the iPad Pro is also lighter than the iPad Air, with a weight difference of 0.08 pounds (36 grams).The latest iPad Pro is the thinnest product made by Apple, thanks to dual OLED panels, while the iPad Air is heavier and chonkier.