No, your Pixel 9 case won't fit the OnePlus Open
The Pixel 9 (152.8×72mm) and OnePlus Open (153.4×73.3mm) differ too much for cases to be compatible.
Does a Pixel 9 Case Fit OnePlus Open?
Last verified: March 2026
No, a Pixel 9 case will not fit the OnePlus Open. The phones have different dimensions that make cases incompatible.
Your Pixel 9 case will NOT fit the OnePlus Open. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | Pixel 9 | OnePlus Open | Diff |
|---|---|---|---|
| Height | 152.8mm | 153.4mm | OnePlus Open +0.6mm |
| Width | 72mm | 73.3mm | OnePlus Open +1.3mm |
| Thickness | 8.5mm | 11.7mm | OnePlus Open +3.2mm |
| Camera Layout | island-dual | circular-triple | Different |
| Port | usb-c | usb-c | Same |
Button & Port Alignment
- •New phone has alert slider — old case has no cutout for it
Your Pixel 9 case won't fit the OnePlus Open. Find the right case:
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Size Comparison
Wireless Charging & MagSafe
Only one phone supports wireless charging.
- The OnePlus Open does not support wireless charging. Only the Pixel 9 can use a wireless charger.
- Only the Pixel 9 has built-in magnets for MagSafe accessories. The OnePlus Open needs a magnetic case or ring adapter.
Pixel 9
Qi2 (built-in magnets)
15W max
OnePlus Open
No wireless
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 Pixel 9 and OnePlus Open the same size?
Pixel 9 measures 152.8×72×8.5mm while OnePlus Open measures 153.4×73.3×11.7mm. They are different sizes.
Can I use a Pixel 9 screen protector on OnePlus Open?
Same screen size (6.31") but body width differs by 1.3mm — verify bezel alignment before buying.
What's different between Pixel 9 and OnePlus Open dimensions?
The height differs by 0.6mm, the width by 1.3mm, and thickness by 3.2mm. The camera module layout is also different.
Do I need a new case for OnePlus Open?
Yes, you'll need a new case. The OnePlus Open has different dimensions than the Pixel 9, so cases are not interchangeable.
Will Pixel 9 accessories work with OnePlus Open?
Chargers and cables are compatible since both phones use the same usb-c port. Cases and screen protectors depend on exact dimensions — check our compatibility results above.
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