iPhone 12 mini vs iPhone 17: Size & Dimensions Compared
The iPhone 17 is the larger phone, measuring 18.1mm shorter and 7.3mm narrower.
Visual Size Overlay
- •Height differs by 18.1mm — case won't fit
- •Width differs by 7.3mm — case won't fit
- •0.5mm thicker — case won't close properly
Edge types differ (flat vs curved) — screen protector won't adhere properly.
| Dimension | iPhone 12 mini | iPhone 17 | Difference |
|---|---|---|---|
| Height | 131.5mm | 149.6mm | iPhone 17 +18.1mm (taller) |
| Width | 64.2mm | 71.5mm | iPhone 17 +7.3mm (wider) |
| Thickness | 7.4mm | 7.95mm | iPhone 17 +0.5mm (thicker) |
| Weight | 135g | 177g | iPhone 17 +42.0g (heavier) |
| Screen | 5.4" | 6.3" | iPhone 17 +0.9" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The iPhone 17 is the taller phone at 149.6mm (vs 131.5mm). It is also 42g heavier.
Wireless Charging & MagSafe Compatibility
Wireless chargers and magnetic accessories work with both phones.
- ✓Your MagSafe charger will work with both devices.
- ✓Max wireless speed differs: iPhone 12 mini charges at 15W, iPhone 17 at 25W.
- ✓Both devices have built-in magnets — MagSafe wallets, car mounts, and battery packs will snap onto either phone.
| Spec | iPhone 12 mini | iPhone 17 |
|---|---|---|
| Wireless Charging | 15W | 25W |
| Qi Version | Qi | Qi2 |
| MagSafe | Gen 1 | Gen 2 |
| Built-in Magnets | Yes | Yes |
| Magnet Ring | closed circle | 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 12 mini to iPhone 17?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for iPhone 12 mini
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Frequently Asked Questions
Is iPhone 12 mini bigger than iPhone 17?
No, the iPhone 17 is 18.1mm taller. The iPhone 12 mini weighs 135g vs 177g.
Are iPhone 12 mini and iPhone 17 the same size?
No, the height differs by 18.1mm, width by 7.3mm, and thickness by 0.5mm.