iPhone 17 vs iPhone XS Max: Size & Dimensions Compared
The iPhone XS Max is the larger phone, measuring 7.9mm shorter and 5.9mm narrower.
Visual Size Overlay
- •Height differs by 7.9mm — case won't fit
- •Width differs by 5.9mm — case won't fit
- •Thickness differs by 0.3mm — may affect fit
Edge types differ (curved vs rounded) — screen protector won't adhere properly.
| Dimension | iPhone 17 | iPhone XS Max | Difference |
|---|---|---|---|
| Height | 149.6mm | 157.5mm | iPhone XS Max +7.9mm (taller) |
| Width | 71.5mm | 77.4mm | iPhone XS Max +5.9mm (wider) |
| Thickness | 7.95mm | 7.7mm | iPhone XS Max -0.3mm (thinner) |
| Weight | 177g | 208g | iPhone XS Max +31.0g (heavier) |
| Screen | 6.3" | 6.5" | iPhone XS Max +0.2" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The iPhone XS Max is the taller phone at 157.5mm (vs 149.6mm). It is also 31g heavier.
Wireless Charging & MagSafe Compatibility
Wireless chargers work with both phones, but magnetic snap varies.
- ⚠Your MagSafe charger will charge the iPhone XS Max via Qi, but it won't magnetically snap on.
- ✓Only the iPhone 17 has built-in magnets for MagSafe accessories. The iPhone XS Max needs a magnetic case or ring adapter.
| Spec | iPhone 17 | iPhone XS Max |
|---|---|---|
| Wireless Charging | 25W | 7.5W |
| Qi Version | Qi2 | Qi |
| MagSafe | Gen 2 | No |
| Built-in Magnets | Yes | No |
| Magnet Ring | closed circle | unknown |
MagSafe cases are NOT cross-compatible between these devices — the case body is shaped to each phone, even though the internal magnet ring may be the same.
Upgrading from iPhone 17 to iPhone XS Max?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for iPhone 17
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Frequently Asked Questions
Is iPhone 17 bigger than iPhone XS Max?
No, the iPhone XS Max is 7.9mm taller. The iPhone 17 weighs 177g vs 208g.
Are iPhone 17 and iPhone XS Max the same size?
No, the height differs by 7.9mm, width by 5.9mm, and thickness by 0.3mm.