No, your OnePlus 12 case won't fit the OnePlus 9
The OnePlus 12 (164.3×75.8mm) and OnePlus 9 (160×74.2mm) differ too much for cases to be compatible.
Does a OnePlus 12 Case Fit OnePlus 9?
Last verified: March 2026
No, a OnePlus 12 case will not fit the OnePlus 9. The phones have different dimensions that make cases incompatible.
Your OnePlus 12 case will NOT fit the OnePlus 9. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | OnePlus 12 | OnePlus 9 | Diff |
|---|---|---|---|
| Height | 164.3mm | 160mm | OnePlus 12 +4.3mm |
| Width | 75.8mm | 74.2mm | OnePlus 12 +1.6mm |
| Thickness | 9.2mm | 8.7mm | OnePlus 12 +0.5mm |
| Camera Layout | circular-triple | vertical-triple | Different |
| Port | usb-c | usb-c | Same |
Your OnePlus 12 case won't fit the OnePlus 9. Find the right case:
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Size Comparison
Wireless Charging & MagSafe
Wireless chargers work with both phones, but magnetic snap varies.
- Both devices support wireless charging. Standard Qi/Qi2 chargers work with either phone.
OnePlus 12
Qi only
15W max
OnePlus 9
Qi only
10W 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 OnePlus 12 and OnePlus 9 the same size?
OnePlus 12 measures 164.3×75.8×9.2mm while OnePlus 9 measures 160×74.2×8.7mm. They are different sizes.
Can I use a OnePlus 12 screen protector on OnePlus 9?
Edge types differ (curved vs flat) — screen protector won't adhere properly.
What's different between OnePlus 12 and OnePlus 9 dimensions?
The height differs by 4.3mm, the width by 1.6mm, and thickness by 0.5mm. The camera module layout is also different.
Do I need a new case for OnePlus 9?
Yes, you'll need a new case. The OnePlus 9 has different dimensions than the OnePlus 12, so cases are not interchangeable.
Will OnePlus 12 accessories work with OnePlus 9?
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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