Let's compare each phone and tablet in the specs table.
| iPad Air (3rd generation) 2019 | iPad (9th generation) 2021 | |
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| Manufacturer | Apple | Apple |
| Release Date | ||
| Screen Size | 10.5 inch | 10.2 inch |
| Resolution | 1,668 x 2,224 | 1,620 x 2,160 |
| Display Details | Retina LCD | Retina LCD |
| Max Refresh Rate | 60 Hz | 60 Hz |
| Max Brightness | 500 nits | 500 nits |
| Body Size | 174.1mm x 250.6mm x 6.1mm | 174.1mm x 250.6mm x 7.5mm |
| Weight | 456 g | 487 g |
| Processor | Apple A12 Bionic | Apple A13 Bionic |
| OS | iOS 12 | iPadOS 15 |
| Main camera 1 | 8-megapixel(f/2.4) | 8-megapixel(f/2.4) |
| Main camera 1 details | ||
| Main camera 2 | ||
| Main camera 2 details | ||
| Main camera 3 | ||
| Main camera 3 details | ||
| Main camera 4 | ||
| Main camera 4 details | ||
| Main camera 5 | ||
| Main camera 5 details | ||
| Sub camera 1 | 7-megapixel(f/2.2) | 1-megapixel(f/2.4) |
| Sub camera 1 details | wide angle 122° | |
| Sub camera 2 | ||
| Sub camera 2 details | ||
| Battery | ||
| Video playback time | 10 hours | |
| RAM(GB) | ||
| ROM(GB) | 64 G | 64 G |
| Antutu | 350,000 ver7(estimated) | 612,000 ver9 |
| Water resistance | - | - |
| Dust resistance | - | - |
| SIM | nanoSIM/eSIM | nanoSIM/eSIM |
| NFC | No NFC | No NFC |