No, your iPhone 12 Pro Max case won't fit the iPhone X
The iPhone 12 Pro Max (160.8×78.1mm) and iPhone X (143.6×70.9mm) differ too much for cases to be compatible.
Does a iPhone 12 Pro Max Case Fit iPhone X?
Last verified: March 2026
No, a iPhone 12 Pro Max case will not fit the iPhone X. The phones have different dimensions that make cases incompatible.
Your iPhone 12 Pro Max case will NOT fit the iPhone X. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | iPhone 12 Pro Max | iPhone X | Diff |
|---|---|---|---|
| Height | 160.8mm | 143.6mm | iPhone 12 Pro Max +17.2mm |
| Width | 78.1mm | 70.9mm | iPhone 12 Pro Max +7.2mm |
| Thickness | 7.4mm | 7.7mm | iPhone X +0.3mm |
| Camera Layout | square-triple | vertical-dual | Different |
| Port | lightning | lightning | Same |
Your iPhone 12 Pro Max case won't fit the iPhone X. Find the right case:
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Size Comparison
Wireless Charging & MagSafe
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 12 Pro Max has built-in magnets for MagSafe accessories. The iPhone X needs a magnetic case or ring adapter.
iPhone 12 Pro Max
MagSafe Gen 1
15W max
iPhone X
Qi only
7.5W max
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.
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Frequently Asked Questions
Are iPhone 12 Pro Max and iPhone X the same size?
iPhone 12 Pro Max measures 160.8×78.1×7.4mm while iPhone X measures 143.6×70.9×7.7mm. They are different sizes.
Can I use a iPhone 12 Pro Max screen protector on iPhone X?
Screen sizes differ (6.7" vs 5.8") — protector won't fit.
What's different between iPhone 12 Pro Max and iPhone X dimensions?
The height differs by 17.2mm, the width by 7.2mm, and thickness by 0.3mm. The camera module layout is also different.
Do I need a new case for iPhone X?
Yes, you'll need a new case. The iPhone X has different dimensions than the iPhone 12 Pro Max, so cases are not interchangeable.
Will iPhone 12 Pro Max accessories work with iPhone X?
Chargers and cables are compatible since both phones use the same lightning port. Both support wireless charging, so wireless chargers work with either phone. Cases and screen protectors depend on exact dimensions — check our compatibility results above.
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