iPad Air M4 wins on performance and future-proofing with its M4 chip scoring 9 versus 7 for the M2 model per Geekbench 6 and sustained GPU tests from Notebookcheck. The 12.9-inch M2 Pro retains an edge in peak display brightness at 1600 nits but trails in thinness and weight. iPad Air M4 is the stronger daily driver for most users in 2026.