iPhone XS Max vs iPhone 12: Size & Dimensions Compared
The iPhone XS Max is the larger phone, measuring 10.8mm taller and 5.9mm wider.
Visual Size Overlay
- •Height differs by 10.8mm — case won't fit
- •Width differs by 5.9mm — case won't fit
- •Thickness differs by 0.3mm — may affect fit
Screen sizes differ (6.5" vs 6.1") — protector won't fit.
| Dimension | iPhone XS Max | iPhone 12 | Difference |
|---|---|---|---|
| Height | 157.5mm | 146.7mm | iPhone 12 -10.8mm (shorter) |
| Width | 77.4mm | 71.5mm | iPhone 12 -5.9mm (narrower) |
| Thickness | 7.7mm | 7.4mm | iPhone 12 -0.3mm (thinner) |
| Weight | 208g | 164g | iPhone 12 -44.0g (lighter) |
| Screen | 6.5" | 6.1" | iPhone 12 -0.4" (smaller) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The iPhone XS Max is the taller phone at 157.5mm (vs 146.7mm). It is also 44g 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 12 has built-in magnets for MagSafe accessories. The iPhone XS Max needs a magnetic case or ring adapter.
| Spec | iPhone XS Max | iPhone 12 |
|---|---|---|
| Wireless Charging | 7.5W | 15W |
| Qi Version | Qi | Qi |
| MagSafe | No | Gen 1 |
| Built-in Magnets | No | Yes |
| Magnet Ring | unknown | closed circle |
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 XS Max to iPhone 12?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for iPhone XS Max
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Frequently Asked Questions
Is iPhone XS Max bigger than iPhone 12?
Yes, the iPhone XS Max is 10.8mm taller and 5.9mm wider. The iPhone XS Max weighs 208g vs 164g.
Are iPhone XS Max and iPhone 12 the same size?
No, the height differs by 10.8mm, width by 5.9mm, and thickness by 0.3mm.