iPhone X vs iPhone 17: Size & Dimensions Compared
The iPhone 17 is the larger phone, measuring 6.0mm shorter and 0.6mm narrower.
Visual Size Overlay
- •Height differs by 6.0mm — case won't fit
- •Width differs by 0.6mm — case won't fit
- •Thickness differs by 0.3mm — may affect fit
Edge types differ (rounded vs curved) — screen protector won't adhere properly.
| Dimension | iPhone X | iPhone 17 | Difference |
|---|---|---|---|
| Height | 143.6mm | 149.6mm | iPhone 17 +6.0mm (taller) |
| Width | 70.9mm | 71.5mm | iPhone 17 +0.6mm (wider) |
| Thickness | 7.7mm | 7.95mm | iPhone 17 +0.3mm (thicker) |
| Weight | 174g | 177g | iPhone 17 +3.0g (heavier) |
| Screen | 5.8" | 6.3" | iPhone 17 +0.5" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The iPhone 17 is the taller phone at 149.6mm (vs 143.6mm). It is also 3g heavier.
Wireless Charging & MagSafe Compatibility
Wireless chargers work with both phones, but magnetic snap varies.
- ⚠Your MagSafe charger will charge the iPhone X via Qi, but it won't magnetically snap on.
- ✓Only the iPhone 17 has built-in magnets for MagSafe accessories. The iPhone X needs a magnetic case or ring adapter.
| Spec | iPhone X | iPhone 17 |
|---|---|---|
| Wireless Charging | 7.5W | 25W |
| Qi Version | Qi | Qi2 |
| MagSafe | No | Gen 2 |
| 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 X to iPhone 17?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for iPhone X
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Frequently Asked Questions
Is iPhone X bigger than iPhone 17?
No, the iPhone 17 is 6.0mm taller. The iPhone X weighs 174g vs 177g.
Are iPhone X and iPhone 17 the same size?
No, the height differs by 6.0mm, width by 0.6mm, and thickness by 0.3mm.