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No, your OnePlus 13 case won't fit the Pixel 3a

The OnePlus 13 (162.9×76.5mm) and Pixel 3a (151.3×70.1mm) differ too much for cases to be compatible.

Does a OnePlus 13 Case Fit Pixel 3a?

Q: What's different between OnePlus 13 and Pixel 3a dimensions?

The OnePlus 13 is 162.9mm tall and 76.5mm wide, while the Pixel 3a is 151.3mm tall and 70.1mm wide. Camera module layout is different — cutout won't align

Last verified: March 2026

No, a OnePlus 13 case will not fit the Pixel 3a. The phones have different dimensions that make cases incompatible.

0Won't Fit

Your OnePlus 13 case will NOT fit the Pixel 3a. Here's why:

•Camera module layout is different — cutout won't align

Spec	OnePlus 13	Pixel 3a	Diff
Height	162.9mm	151.3mm	OnePlus 13 +11.6mm
Width	76.5mm	70.1mm	OnePlus 13 +6.4mm
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

⭐Based on Amazon best-seller rankings and ratings

Your OnePlus 13 case won't fit the Pixel 3a. Find the right case:

🛡️Best Pixel 3a Cases→🔒Rugged Cases for Pixel 3a→✨Clear Cases for Pixel 3a→👛Wallet Cases for Pixel 3a→

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Size Comparison

OnePlus 13Pixel 3a

Wireless Charging & MagSafe

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Only one phone supports wireless charging.

The Pixel 3a does not support wireless charging. Only the OnePlus 13 can use a wireless charger.

OnePlus 13

Qi only

15W max

Pixel 3a

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.

See all cases for Pixel 3a →

🎁 Buying a case as a gift? Use our Gift Finder →⚡ Need a charger for your Pixel 3a? Check charger compatibility →

Does the screen protector fit? OnePlus 13 → Pixel 3a Compare sizes: OnePlus 13 vs Pixel 3a

Related Guides

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Frequently Asked Questions

Are OnePlus 13 and Pixel 3a the same size?

OnePlus 13 measures 162.9×76.5×8.5mm while Pixel 3a measures 151.3×70.1×8.2mm. They are different sizes.

Can I use a OnePlus 13 screen protector on Pixel 3a?

Screen sizes differ (6.82" vs 5.6") — protector won't fit.

What's different between OnePlus 13 and Pixel 3a dimensions?

The height differs by 11.6mm, the width by 6.4mm, and thickness by 0.3mm. The camera module layout is also different.

Do I need a new case for Pixel 3a?

Yes, you'll need a new case. The Pixel 3a has different dimensions than the OnePlus 13, so cases are not interchangeable.

Will OnePlus 13 accessories work with Pixel 3a?

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.

Want to check another phone?

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