
The iPhone Air and AAA Battery are most easily told apart by their overall size. On height, the iPhone Air measures 156.2 mm against the AAA Battery's 44.5 mm — about 111.7 mm more. On width, the iPhone Air measures 74.7 mm against the AAA Battery's 10.5 mm — about 64.2 mm more. On thickness, the AAA Battery measures 10.5 mm against the iPhone Air's 5.6 mm — about 4.9 mm more.
The iPhone Air is the heavier of the two at 165 g, compared with 11 g for the AAA Battery. That is a 154 g difference (1,400%). In daily handling the difference is easy to feel.
Fits in most pockets, may feel snug when sitting.
Most of the screen is reachable, shifting grip needed for corners.
| Metric | iPhone Air | AAA Battery | Diff |
|---|---|---|---|
| Width | 74.7 mm | 10.5 mm | +64.2 mm |
| Height | 156.2 mm | 44.5 mm | +111.7 mm |
| Depth | 5.6 mm | 10.5 mm | -4.9 mm |
| Weight | 165 g | 11 g | +154.0 mm |