OnePlus 13 vs Galaxy S23 Ultra: Size & Dimensions Compared
The Galaxy S23 Ultra is the larger phone, measuring 0.5mm shorter and 1.6mm 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 13 | Galaxy S23 Ultra | Difference |
|---|---|---|---|
| Height | 162.9mm | 163.4mm | Galaxy S23 Ultra +0.5mm (taller) |
| Width | 76.5mm | 78.1mm | Galaxy S23 Ultra +1.6mm (wider) |
| Thickness | 8.5mm | 8.9mm | Galaxy S23 Ultra +0.4mm (thicker) |
| Weight | 213g | 234g | Galaxy S23 Ultra +21.0g (heavier) |
| Screen | 6.82" | 6.8" | Same |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy S23 Ultra is the taller phone at 163.4mm (vs 162.9mm). It is also 21g heavier.
Wireless Charging & MagSafe Compatibility
Wireless chargers work with both phones, but magnetic snap varies.
- ✓Both devices support wireless charging. Standard Qi/Qi2 chargers work with either phone.
| Spec | OnePlus 13 | Galaxy S23 Ultra |
|---|---|---|
| Wireless Charging | 15W | 15W |
| Qi Version | Qi | 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 13 to Galaxy S23 Ultra?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for OnePlus 13
Spigen
Spigen Ultra Hybrid for OnePlus 13
$15.99
Ringke
Ringke Fusion-X MagSafe for OnePlus 13
$23.99
Accessories for Galaxy S23 Ultra
Spigen
Spigen Tough Armor for Galaxy S23 Ultra
$17.99
OtterBox
OtterBox Defender Series for Galaxy S23 Ultra
$64.95
TORRAS
TORRAS MarsClimber for Galaxy S23 Ultra
$19.99
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Frequently Asked Questions
Is OnePlus 13 bigger than Galaxy S23 Ultra?
No, the Galaxy S23 Ultra is 0.5mm taller. The OnePlus 13 weighs 213g vs 234g.
Are OnePlus 13 and Galaxy S23 Ultra the same size?
No, the height differs by 0.5mm, width by 1.6mm, and thickness by 0.4mm.