
The iPhone 16 Pro Max and AA Battery are most easily told apart by their overall size. On height, the iPhone 16 Pro Max measures 163.0 mm against the AA Battery's 50.5 mm — about 112.5 mm more. On width, the iPhone 16 Pro Max measures 77.6 mm against the AA Battery's 14.5 mm — about 63.1 mm more. On thickness, the AA Battery measures 14.5 mm against the iPhone 16 Pro Max's 8.3 mm — about 6.3 mm more.
The iPhone 16 Pro Max is the heavier of the two at 227 g, compared with 23 g for the AA Battery. That is a 204 g difference (887%). 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 16 Pro Max | AA Battery | Diff |
|---|---|---|---|
| Width | 77.6 mm | 14.5 mm | +63.1 mm |
| Height | 163.0 mm | 50.5 mm | +112.5 mm |
| Depth | 8.3 mm | 14.5 mm | -6.3 mm |
| Weight | 227 g | 23 g | +204.0 mm |