No, your Galaxy S21 Ultra case won't fit the OnePlus Nord N30
The Galaxy S21 Ultra (165.1×75.6mm) and OnePlus Nord N30 (165.5×76mm) differ too much for cases to be compatible.
Does a Galaxy S21 Ultra Case Fit OnePlus Nord N30?
Last verified: March 2026
No, a Galaxy S21 Ultra case will not fit the OnePlus Nord N30. The phones have different dimensions that make cases incompatible.
Your Galaxy S21 Ultra case will NOT fit the OnePlus Nord N30. Here's why:
- •Body dimensions are nearly identical, but the camera cutout is incompatible (vertical-quad vs vertical-triple)
| Spec | Galaxy S21 Ultra | OnePlus Nord N30 | Diff |
|---|---|---|---|
| Height | 165.1mm | 165.5mm | OnePlus Nord N30 +0.4mm |
| Width | 75.6mm | 76mm | OnePlus Nord N30 +0.4mm |
| Thickness | 8.9mm | 8.3mm | Galaxy S21 Ultra +0.6mm |
| Camera Layout | vertical-quad | vertical-triple | Different |
| Port | usb-c | usb-c | Same |
Button & Port Alignment
- •Button placement differs — cutouts may not align
Your Galaxy S21 Ultra case won't fit the OnePlus Nord N30. Find the right case:
As an Amazon Associate, WillItSnap earns from qualifying purchases. This doesn't affect our compatibility data.
Get alerts when we add more phones
Size Comparison
Wireless Charging & MagSafe
Only one phone supports wireless charging.
- The OnePlus Nord N30 does not support wireless charging. Only the Galaxy S21 Ultra can use a wireless charger.
Galaxy S21 Ultra
Qi only
15W max
OnePlus Nord N30
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.
Related Guides
Related Compatibility Checks
Frequently Asked Questions
Are Galaxy S21 Ultra and OnePlus Nord N30 the same size?
Galaxy S21 Ultra measures 165.1×75.6×8.9mm while OnePlus Nord N30 measures 165.5×76×8.3mm. They are different sizes.
Can I use a Galaxy S21 Ultra screen protector on OnePlus Nord N30?
Edge types differ (curved vs flat) — screen protector won't adhere properly.
What's different between Galaxy S21 Ultra and OnePlus Nord N30 dimensions?
The height differs by 0.4mm, the width by 0.4mm, and thickness by 0.6mm. The camera module layout is also different.
Do I need a new case for OnePlus Nord N30?
Yes, you'll need a new case. The OnePlus Nord N30 has different dimensions than the Galaxy S21 Ultra, so cases are not interchangeable.
Will Galaxy S21 Ultra accessories work with OnePlus Nord N30?
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?
← Back to the compatibility checker