OnePlus Nord N300 5G vs Galaxy S21 Ultra: Size & Dimensions Compared
The Galaxy S21 Ultra is the larger phone, measuring 1.3mm shorter and 0.5mm narrower.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Edge types differ (flat vs curved) — screen protector won't adhere properly.
| Dimension | OnePlus Nord N300 5G | Galaxy S21 Ultra | Difference |
|---|---|---|---|
| Height | 163.8mm | 165.1mm | Galaxy S21 Ultra +1.3mm (taller) |
| Width | 75.1mm | 75.6mm | Galaxy S21 Ultra +0.5mm (wider) |
| Thickness | 7.99mm | 8.9mm | Galaxy S21 Ultra +0.9mm (thicker) |
| Weight | 190g | 227g | Galaxy S21 Ultra +37.0g (heavier) |
| Screen | 6.56" | 6.8" | Galaxy S21 Ultra +0.2" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy S21 Ultra is the taller phone at 165.1mm (vs 163.8mm). It is also 37g heavier.
Wireless Charging & MagSafe Compatibility
Only one phone supports wireless charging.
- ⚠The OnePlus Nord N300 5G does not support wireless charging. Only the Galaxy S21 Ultra can use a wireless charger.
| Spec | OnePlus Nord N300 5G | Galaxy S21 Ultra |
|---|---|---|
| Wireless Charging | No | 15W |
| Qi Version | — | Qi |
| MagSafe | No | No |
| Built-in Magnets | No | No |
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.
Upgrading from OnePlus Nord N300 5G to Galaxy S21 Ultra?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for OnePlus Nord N300 5G
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Frequently Asked Questions
Is OnePlus Nord N300 5G bigger than Galaxy S21 Ultra?
No, the Galaxy S21 Ultra is 1.3mm taller. The OnePlus Nord N300 5G weighs 190g vs 227g.
Are OnePlus Nord N300 5G and Galaxy S21 Ultra the same size?
No, the height differs by 1.3mm, width by 0.5mm, and thickness by 0.9mm.