iPad 10.9" (10th gen) vs iPad Air 13" (M3): Size & Dimensions

The iPad 10.9" (10th gen) and iPad Air 13" (M3) are most easily told apart by their overall size. On height, the iPad Air 13" (M3) measures 280.6 mm against the iPad 10.9" (10th gen)'s 248.6 mm — about 32.0 mm more. On width, the iPad Air 13" (M3) measures 214.9 mm against the iPad 10.9" (10th gen)'s 179.5 mm — about 35.4 mm more. On thickness, the iPad 10.9" (10th gen) measures 7.0 mm against the iPad Air 13" (M3)'s 6.1 mm — about 0.9 mm more.

The iPad Air 13" (M3) is the heavier of the two at 616 g, compared with 477 g for the iPad 10.9" (10th gen). That is a 139 g difference (29%). In daily handling the difference is easy to feel.