No, your OnePlus Open case won't fit the Pixel 4a 5G
The OnePlus Open (153.4×73.3mm) and Pixel 4a 5G (153.9×74mm) differ too much for cases to be compatible.
Does a OnePlus Open Case Fit Pixel 4a 5G?
Last verified: March 2026
No, a OnePlus Open case will not fit the Pixel 4a 5G. The phones have different dimensions that make cases incompatible.
Your OnePlus Open case will NOT fit the Pixel 4a 5G. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | OnePlus Open | Pixel 4a 5G | Diff |
|---|---|---|---|
| Height | 153.4mm | 153.9mm | Pixel 4a 5G +0.5mm |
| Width | 73.3mm | 74mm | Pixel 4a 5G +0.7mm |
| Thickness | 11.7mm | 8.2mm | OnePlus Open +3.5mm |
| Camera Layout | circular-triple | square-dual | Different |
| Port | usb-c | usb-c | Same |
Button & Port Alignment
- •Old phone has alert slider — new phone does not
Your OnePlus Open case won't fit the Pixel 4a 5G. Find the right case:
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Frequently Asked Questions
Are OnePlus Open and Pixel 4a 5G the same size?
OnePlus Open measures 153.4×73.3×11.7mm while Pixel 4a 5G measures 153.9×74×8.2mm. They are different sizes.
Can I use a OnePlus Open screen protector on Pixel 4a 5G?
Screen sizes are close (6.31" vs 6.2") but may not align perfectly.
What's different between OnePlus Open and Pixel 4a 5G dimensions?
The height differs by 0.5mm, the width by 0.7mm, and thickness by 3.5mm. The camera module layout is also different.
Do I need a new case for Pixel 4a 5G?
Yes, you'll need a new case. The Pixel 4a 5G has different dimensions than the OnePlus Open, so cases are not interchangeable.
Will OnePlus Open accessories work with Pixel 4a 5G?
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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