Galaxy S21 Ultra vs Honor X9b: Size & Dimensions Compared
The Galaxy S21 Ultra is the larger phone, measuring 1.5mm taller and 0.1mm wider.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Same screen size (6.78") with minimal width difference — should fit.
| Dimension | Galaxy S21 Ultra | Honor X9b | Difference |
|---|---|---|---|
| Height | 165.1mm | 163.6mm | Honor X9b -1.5mm (shorter) |
| Width | 75.6mm | 75.5mm | Honor X9b -0.1mm (narrower) |
| Thickness | 8.9mm | 8mm | Honor X9b -0.9mm (thinner) |
| Weight | 227g | 185g | Honor X9b -42.0g (lighter) |
| Screen | 6.8" | 6.78" | Same |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy S21 Ultra is the taller phone at 165.1mm (vs 163.6mm). It is also 42g heavier.
Wireless Charging & MagSafe Compatibility
Only one phone supports wireless charging.
- ⚠The Honor X9b does not support wireless charging. Only the Galaxy S21 Ultra can use a wireless charger.
| Spec | Galaxy S21 Ultra | Honor X9b |
|---|---|---|
| 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 Honor X9b?
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 Honor X9b?
Yes, the Galaxy S21 Ultra is 1.5mm taller and 0.1mm wider. The Galaxy S21 Ultra weighs 227g vs 185g.
Are Galaxy S21 Ultra and Honor X9b the same size?
No, the height differs by 1.5mm, width by 0.1mm, and thickness by 0.9mm.