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No, your Galaxy Note 20 Ultra case won't fit the OnePlus 13

The Galaxy Note 20 Ultra (164.8×77.2mm) and OnePlus 13 (162.9×76.5mm) differ too much for cases to be compatible.

Does a Galaxy Note 20 Ultra Case Fit OnePlus 13?

Last verified: March 2026

No, a Galaxy Note 20 Ultra case will not fit the OnePlus 13. The phones have different dimensions that make cases incompatible.

0Won't Fit

Your Galaxy Note 20 Ultra case will NOT fit the OnePlus 13. Here's why:

  • Camera module layout is different — cutout won't align
SpecGalaxy Note 20 UltraOnePlus 13Diff
Height164.8mm162.9mmGalaxy Note 20 Ultra +1.9mm
Width77.2mm76.5mmGalaxy Note 20 Ultra +0.7mm
Thickness8.1mm8.5mmOnePlus 13 +0.4mm
Camera Layoutrectangular-modulecircular-tripleDifferent
Portusb-cusb-cSame

Button & Port Alignment

  • Old phone has S Pen slot — new phone does not
  • New phone has alert slider — old case has no cutout for it
Based on Amazon best-seller rankings and ratings

Since your Galaxy Note 20 Ultra case won't work with the OnePlus 13, here are the highest-rated cases that will:

Most Popular

Spigen

Spigen Ultra Hybrid for OnePlus 13

$15.99

View on Amazon

Ringke

Ringke Fusion-X MagSafe for OnePlus 13

$23.99

View on Amazon
Don't forget a screen protector for your OnePlus 13Shop on Amazon →

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Size Comparison

10mm
Galaxy Note 20 UltraOnePlus 13

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.

Galaxy Note 20 Ultra

Qi only

10W max

OnePlus 13

Qi only

15W 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.

Related Compatibility Checks

Frequently Asked Questions

Are Galaxy Note 20 Ultra and OnePlus 13 the same size?

Galaxy Note 20 Ultra measures 164.8×77.2×8.1mm while OnePlus 13 measures 162.9×76.5×8.5mm. They are different sizes.

Can I use a Galaxy Note 20 Ultra screen protector on OnePlus 13?

Edge types differ (curved vs flat) — screen protector won't adhere properly.

What's different between Galaxy Note 20 Ultra and OnePlus 13 dimensions?

The height differs by 1.9mm, the width by 0.7mm, and thickness by 0.4mm. The camera module layout is also different.

Do I need a new case for OnePlus 13?

Yes, you'll need a new case. The OnePlus 13 has different dimensions than the Galaxy Note 20 Ultra, so cases are not interchangeable.

Will Galaxy Note 20 Ultra accessories work with OnePlus 13?

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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