No, your OnePlus 13 case won't fit the Pixel 4a
The OnePlus 13 (162.9×76.5mm) and Pixel 4a (144.2×69.4mm) differ too much for cases to be compatible.
Does a OnePlus 13 Case Fit Pixel 4a?
Last verified: March 2026
No, a OnePlus 13 case will not fit the Pixel 4a. The phones have different dimensions that make cases incompatible.
Your OnePlus 13 case will NOT fit the Pixel 4a. Here's why:
- •Camera module layout is different — cutout won't align
| Spec | OnePlus 13 | Pixel 4a | Diff |
|---|---|---|---|
| Height | 162.9mm | 144.2mm | OnePlus 13 +18.7mm |
| Width | 76.5mm | 69.4mm | OnePlus 13 +7.1mm |
| Thickness | 8.5mm | 8.2mm | OnePlus 13 +0.3mm |
| Camera Layout | circular-triple | single | Different |
| Port | usb-c | usb-c | Same |
Button & Port Alignment
- •Old phone has alert slider — new phone does not
Your OnePlus 13 case won't fit the Pixel 4a. Find the right case:
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Size Comparison
Wireless Charging & MagSafe
Only one phone supports wireless charging.
- The Pixel 4a does not support wireless charging. Only the OnePlus 13 can use a wireless charger.
OnePlus 13
Qi only
15W max
Pixel 4a
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 OnePlus 13 and Pixel 4a the same size?
OnePlus 13 measures 162.9×76.5×8.5mm while Pixel 4a measures 144.2×69.4×8.2mm. They are different sizes.
Can I use a OnePlus 13 screen protector on Pixel 4a?
Screen sizes differ (6.82" vs 5.81") — protector won't fit.
What's different between OnePlus 13 and Pixel 4a dimensions?
The height differs by 18.7mm, the width by 7.1mm, and thickness by 0.3mm. The camera module layout is also different.
Do I need a new case for Pixel 4a?
Yes, you'll need a new case. The Pixel 4a has different dimensions than the OnePlus 13, so cases are not interchangeable.
Will OnePlus 13 accessories work with Pixel 4a?
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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