No, your iPhone 15 Pro Max case won't fit the iPhone 16 Pro Max
The iPhone 15 Pro Max (159.9×76.7mm) and iPhone 16 Pro Max (163×77.6mm) differ too much for cases to be compatible.
Does a iPhone 15 Pro Max Case Fit iPhone 16 Pro Max?
Last verified: March 2026
No, a iPhone 15 Pro Max case will not fit the iPhone 16 Pro Max. The phones have different dimensions that make cases incompatible.
Your iPhone 15 Pro Max case will NOT fit the iPhone 16 Pro Max. Here's why:
- •Height differs by 3.1mm — case won't fit
- •Width differs by 0.9mm — case won't fit
- •Camera bump size slightly different
- •New phone has Camera Control button — old case has no cutout for it
| Spec | iPhone 15 Pro Max | iPhone 16 Pro Max | Diff |
|---|---|---|---|
| Height | 159.9mm | 163mm | iPhone 16 Pro Max +3.1mm |
| Width | 76.7mm | 77.6mm | iPhone 16 Pro Max +0.9mm |
| Thickness | 8.25mm | 8.25mm | Same |
| Camera Layout | square-triple | square-triple | Same |
| Port | usb-c | usb-c | Same |
Button & Port Alignment
- •New phone has Camera Control button — old case has no cutout for it
Since your iPhone 15 Pro Max case won't work with the iPhone 16 Pro Max, here are the highest-rated cases that will:
OtterBox
OtterBox Defender for iPhone 16 Pro Max
$64.95
Spigen
Spigen Ultra Hybrid for iPhone 16 Pro Max
$16.99
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Size Comparison
Wireless Charging & MagSafe
Wireless chargers and magnetic accessories work with both phones.
- Your MagSafe charger will work with both devices.
- Max wireless speed differs: iPhone 15 Pro Max charges at 15W, iPhone 16 Pro Max at 25W.
- Both devices have built-in magnets — MagSafe wallets, car mounts, and battery packs will snap onto either phone.
iPhone 15 Pro Max
MagSafe Gen 1
15W max
iPhone 16 Pro Max
MagSafe Gen 2
25W 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 15 Pro Max and iPhone 16 Pro Max the same size?
iPhone 15 Pro Max measures 159.9×76.7×8.25mm while iPhone 16 Pro Max measures 163×77.6×8.25mm. They are different sizes.
Can I use a iPhone 15 Pro Max screen protector on iPhone 16 Pro Max?
Screen sizes differ (6.7" vs 6.9") — protector won't fit.
What's different between iPhone 15 Pro Max and iPhone 16 Pro Max dimensions?
The height differs by 3.1mm, the width by 0.9mm, and thickness by 0.0mm.
Do I need a new case for iPhone 16 Pro Max?
Yes, you'll need a new case. The iPhone 16 Pro Max has different dimensions than the iPhone 15 Pro Max, so cases are not interchangeable.
Will iPhone 15 Pro Max accessories work with iPhone 16 Pro Max?
Chargers and cables are compatible since both phones use the same usb-c 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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