Honor X9b vs Galaxy S21 Ultra: Size & Dimensions Compared
The Galaxy S21 Ultra is the larger phone, measuring 1.5mm shorter and 0.1mm narrower.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Same screen size (6.8") with minimal width difference — should fit.
| Dimension | Honor X9b | Galaxy S21 Ultra | Difference |
|---|---|---|---|
| Height | 163.6mm | 165.1mm | Galaxy S21 Ultra +1.5mm (taller) |
| Width | 75.5mm | 75.6mm | Galaxy S21 Ultra +0.1mm (wider) |
| Thickness | 8mm | 8.9mm | Galaxy S21 Ultra +0.9mm (thicker) |
| Weight | 185g | 227g | Galaxy S21 Ultra +42.0g (heavier) |
| Screen | 6.78" | 6.8" | 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 | Honor X9b | 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 Honor X9b to Galaxy S21 Ultra?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Honor X9b
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Frequently Asked Questions
Is Honor X9b bigger than Galaxy S21 Ultra?
No, the Galaxy S21 Ultra is 1.5mm taller. The Honor X9b weighs 185g vs 227g.
Are Honor X9b and Galaxy S21 Ultra the same size?
No, the height differs by 1.5mm, width by 0.1mm, and thickness by 0.9mm.