iPhone 12 Pro vs iPhone 15 Pro Max: Size & Dimensions Compared
The iPhone 15 Pro Max is the larger phone, measuring 13.2mm shorter and 5.2mm narrower.
Visual Size Overlay
- •Height differs by 13.2mm — case won't fit
- •Width differs by 5.2mm — case won't fit
- •0.8mm thicker — case won't close properly
Screen sizes differ (6.1" vs 6.7") — protector won't fit.
| Dimension | iPhone 12 Pro | iPhone 15 Pro Max | Difference |
|---|---|---|---|
| Height | 146.7mm | 159.9mm | iPhone 15 Pro Max +13.2mm (taller) |
| Width | 71.5mm | 76.7mm | iPhone 15 Pro Max +5.2mm (wider) |
| Thickness | 7.4mm | 8.25mm | iPhone 15 Pro Max +0.8mm (thicker) |
| Weight | 189g | 221g | iPhone 15 Pro Max +32.0g (heavier) |
| Screen | 6.1" | 6.7" | iPhone 15 Pro Max +0.6" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The iPhone 15 Pro Max is the taller phone at 159.9mm (vs 146.7mm). It is also 32g heavier.
Wireless Charging & MagSafe Compatibility
Wireless chargers and magnetic accessories work with both phones.
- ✓Your MagSafe charger will work with both devices.
- ✓Both devices have built-in magnets — MagSafe wallets, car mounts, and battery packs will snap onto either phone.
| Spec | iPhone 12 Pro | iPhone 15 Pro Max |
|---|---|---|
| Wireless Charging | 15W | 15W |
| Qi Version | Qi | Qi |
| MagSafe | Gen 1 | Gen 1 |
| 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 Pro to iPhone 15 Pro Max?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for iPhone 12 Pro
Accessories for iPhone 15 Pro Max
Apple
Apple iPhone 15 Pro Max Clear Case with MagSafe
$49.00
Caseology
Caseology Parallax for iPhone 15 Pro Max
$16.99
Spigen
Spigen Ultra Hybrid MagFit for iPhone 15 Pro Max
$17.99
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Frequently Asked Questions
Is iPhone 12 Pro bigger than iPhone 15 Pro Max?
No, the iPhone 15 Pro Max is 13.2mm taller. The iPhone 12 Pro weighs 189g vs 221g.
Are iPhone 12 Pro and iPhone 15 Pro Max the same size?
No, the height differs by 13.2mm, width by 5.2mm, and thickness by 0.8mm.