When placed side by side, the iPhone 15 Plus and Apple Watch Series 10 (46mm) reveal a clear story. In terms of height, the iPhone 15 Plus stands at 160.9 mm while the Apple Watch Series 10 (46mm) measures 46.0 mm. The iPhone 15 Plus is 114.9 mm taller. Looking at width, the iPhone 15 Plus is 77.8 mm across versus the Apple Watch Series 10 (46mm)'s 39.4 mm. The iPhone 15 Plus is 38.4 mm wider. For thickness, the iPhone 15 Plus comes in at 7.8 mm compared to the Apple Watch Series 10 (46mm)'s 9.7 mm. The Apple Watch Series 10 (46mm) is 1.9 mm thicker.
The iPhone 15 Plus is heavier at 201 grams versus 34.2 grams for the Apple Watch Series 10 (46mm). That is a 166.8-gram difference (487.7%). While this may seem small, you can feel a noticeable difference during extended use.
Fits in most pockets, may feel snug when sitting.
Most of the screen is reachable, shifting grip needed for corners.
| Metric | iPhone 15 Plus | Apple Watch Series 10 (46mm) | Diff |
|---|---|---|---|
| Width | 77.8 mm | 39.4 mm | +38.4 mm |
| Height | 160.9 mm | 46.0 mm | +114.9 mm |
| Depth | 7.8 mm | 9.7 mm | -1.9 mm |
| Weight | 201 g | 34.2 g | +166.8 mm |