No, your iPhone 15 Pro Max case won't fit the OnePlus 13
The iPhone 15 Pro Max (159.9×76.7mm) and OnePlus 13 (162.9×76.5mm) differ too much for cases to be compatible.
Does a iPhone 15 Pro Max Case Fit OnePlus 13?
Last verified: March 2026
No, a iPhone 15 Pro Max case will not fit the OnePlus 13. The phones have different dimensions that make cases incompatible.
Your iPhone 15 Pro Max case will NOT fit the OnePlus 13. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | iPhone 15 Pro Max | OnePlus 13 | Diff |
|---|---|---|---|
| Height | 159.9mm | 162.9mm | OnePlus 13 +3.0mm |
| Width | 76.7mm | 76.5mm | iPhone 15 Pro Max +0.2mm |
| Thickness | 8.25mm | 8.5mm | OnePlus 13 +0.3mm |
| Camera Layout | square-triple | circular-triple | Different |
| Port | usb-c | usb-c | Same |
Button & Port Alignment
- •New phone has alert slider — old case has no cutout for it
Since your iPhone 15 Pro Max case won't work with the OnePlus 13, here are the highest-rated cases that will:
Ringke
Ringke Fusion-X MagSafe for OnePlus 13
$23.99
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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 OnePlus 13 via Qi, but it won't magnetically snap on.
- Only the iPhone 15 Pro Max has built-in magnets for MagSafe accessories. The OnePlus 13 needs a magnetic case or ring adapter.
iPhone 15 Pro Max
MagSafe Gen 1
15W max
OnePlus 13
Qi only
15W 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 OnePlus 13 the same size?
iPhone 15 Pro Max measures 159.9×76.7×8.25mm while OnePlus 13 measures 162.9×76.5×8.5mm. They are different sizes.
Can I use a iPhone 15 Pro Max screen protector on OnePlus 13?
Screen sizes are close (6.7" vs 6.82") but may not align perfectly.
What's different between iPhone 15 Pro Max and OnePlus 13 dimensions?
The height differs by 3.0mm, the width by 0.2mm, and thickness by 0.3mm. The camera module layout is also different.
Do I need a new case for OnePlus 13?
Yes, you'll need a new case. The OnePlus 13 has different dimensions than the iPhone 15 Pro Max, so cases are not interchangeable.
Will iPhone 15 Pro Max accessories work with OnePlus 13?
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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