Galaxy S21 Ultra vs OnePlus Nord N300 5G: Size & Dimensions Compared
The Galaxy S21 Ultra is the larger phone, measuring 1.3mm taller and 0.5mm wider.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Edge types differ (curved vs flat) — screen protector won't adhere properly.
| Dimension | Galaxy S21 Ultra | OnePlus Nord N300 5G | Difference |
|---|---|---|---|
| Height | 165.1mm | 163.8mm | OnePlus Nord N300 5G -1.3mm (shorter) |
| Width | 75.6mm | 75.1mm | OnePlus Nord N300 5G -0.5mm (narrower) |
| Thickness | 8.9mm | 7.99mm | OnePlus Nord N300 5G -0.9mm (thinner) |
| Weight | 227g | 190g | OnePlus Nord N300 5G -37.0g (lighter) |
| Screen | 6.8" | 6.56" | OnePlus Nord N300 5G -0.2" (smaller) |
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 | Galaxy S21 Ultra | OnePlus Nord N300 5G |
|---|---|---|
| Wireless Charging | 15W | No |
| 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 Galaxy S21 Ultra to OnePlus Nord N300 5G?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Galaxy S21 Ultra
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Frequently Asked Questions
Is Galaxy S21 Ultra bigger than OnePlus Nord N300 5G?
Yes, the Galaxy S21 Ultra is 1.3mm taller and 0.5mm wider. The Galaxy S21 Ultra weighs 227g vs 190g.
Are Galaxy S21 Ultra and OnePlus Nord N300 5G the same size?
No, the height differs by 1.3mm, width by 0.5mm, and thickness by 0.9mm.