Galaxy S23 Ultra vs Pixel 9a: Size & Dimensions Compared
The Galaxy S23 Ultra is the larger phone, measuring 8.7mm taller and 4.8mm 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 S23 Ultra | Pixel 9a | Difference |
|---|---|---|---|
| Height | 163.4mm | 154.7mm | Pixel 9a -8.7mm (shorter) |
| Width | 78.1mm | 73.3mm | Pixel 9a -4.8mm (narrower) |
| Thickness | 8.9mm | 8.9mm | Same |
| Weight | 234g | 186g | Pixel 9a -48.0g (lighter) |
| Screen | 6.8" | 6.3" | Pixel 9a -0.5" (smaller) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Galaxy S23 Ultra is the taller phone at 163.4mm (vs 154.7mm). It is also 48g 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 | Galaxy S23 Ultra | Pixel 9a |
|---|---|---|
| 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 Galaxy S23 Ultra to Pixel 9a?
Different sizes mean your old case probably won't fit. You'll need a new one.
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 Galaxy S23 Ultra bigger than Pixel 9a?
Yes, the Galaxy S23 Ultra is 8.7mm taller and 4.8mm wider. The Galaxy S23 Ultra weighs 234g vs 186g.
Are Galaxy S23 Ultra and Pixel 9a the same size?
No, the height differs by 8.7mm, width by 4.8mm, and thickness by 0.0mm.