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The iPhone 15 Pro Max and Samsung Galaxy S25 are most easily told apart by their overall size. On height, the iPhone 15 Pro Max measures 159.9 mm against the Samsung Galaxy S25's 146.9 mm — about 13.0 mm more. On width, the iPhone 15 Pro Max measures 76.7 mm against the Samsung Galaxy S25's 70.5 mm — about 6.2 mm more. On thickness, the iPhone 15 Pro Max measures 8.3 mm against the Samsung Galaxy S25's 7.2 mm — about 1.0 mm more.
The iPhone 15 Pro Max is the heavier of the two at 221 g, compared with 162 g for the Samsung Galaxy S25. That is a 59 g difference (36%). 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.
Fits comfortably in most front pockets.
Comfortable to reach all corners with one thumb.
| Metric | iPhone 15 Pro Max | Samsung Galaxy S25 | Diff |
|---|---|---|---|
| Width | 76.7 mm | 70.5 mm | +6.2 mm |
| Height | 159.9 mm | 146.9 mm | +13.0 mm |
| Depth | 8.3 mm | 7.2 mm | +1.0 mm |
| Weight | 221 g | 162 g | +59 g |