
The iPhone 16 Pro and AAA Battery are most easily told apart by their overall size. On height, the iPhone 16 Pro measures 149.6 mm against the AAA Battery's 44.5 mm — about 105.1 mm more. On width, the iPhone 16 Pro measures 71.5 mm against the AAA Battery's 10.5 mm — about 61.0 mm more. On thickness, the AAA Battery measures 10.5 mm against the iPhone 16 Pro's 8.3 mm — about 2.3 mm more.
The iPhone 16 Pro is the heavier of the two at 199 g, compared with 11 g for the AAA Battery. That is a 188 g difference (1,709%). In daily handling the difference is easy to feel.
Fits comfortably in most front pockets.
Most of the screen is reachable, shifting grip needed for corners.
| Metric | iPhone 16 Pro | AAA Battery | Diff |
|---|---|---|---|
| Width | 71.5 mm | 10.5 mm | +61.0 mm |
| Height | 149.6 mm | 44.5 mm | +105.1 mm |
| Depth | 8.3 mm | 10.5 mm | -2.3 mm |
| Weight | 199 g | 11 g | +188.0 mm |