OnePlus 9 vs Galaxy A33: Size & Dimensions Compared
The OnePlus 9 and Galaxy A33 are nearly the same size, differing by just 0.3mm in height and 0.2mm in width.
Visual Size Overlay
OnePlus 9Galaxy A33
Height Δ
+0.3mm
Width Δ
+0.2mm
Thickness Δ
+0.6mm
Case CompatibilityWon't Fit
- •Body dimensions are nearly identical, but the camera cutout is incompatible (vertical-triple vs vertical-quad)
Screen ProtectorMay Fit
Screen sizes are close (6.55" vs 6.4") but may not align perfectly.
| Dimension | OnePlus 9 | Galaxy A33 | Difference |
|---|---|---|---|
| Height | 160mm | 159.7mm | Galaxy A33 -0.3mm (shorter) |
| Width | 74.2mm | 74mm | Galaxy A33 -0.2mm (narrower) |
| Thickness | 8.7mm | 8.1mm | Galaxy A33 -0.6mm (thinner) |
| Weight | 192g | 186g | Galaxy A33 -6.0g (lighter) |
| Screen | 6.55" | 6.4" | Galaxy A33 -0.1" (smaller) |
Visual Size Comparison
HeightOnePlus 9 +0.3mm
OnePlus 9
160mm
Galaxy A33
159.7mm
WidthOnePlus 9 +0.2mm
OnePlus 9
74.2mm
Galaxy A33
74mm
ThicknessOnePlus 9 +0.6mm
OnePlus 9
8.7mm
Galaxy A33
8.1mm
Button & Port Layout
Which is bigger?
The OnePlus 9 and Galaxy A33 are essentially the same size.
Wireless Charging & MagSafe Compatibility
Only one phone supports wireless charging.
- ⚠The Galaxy A33 does not support wireless charging. Only the OnePlus 9 can use a wireless charger.
| Spec | OnePlus 9 | Galaxy A33 |
|---|---|---|
| Wireless Charging | 10W | 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.
Accessories for OnePlus 9
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Frequently Asked Questions
Is OnePlus 9 bigger than Galaxy A33?
Yes, the OnePlus 9 is 0.3mm taller and 0.2mm wider. The OnePlus 9 weighs 192g vs 186g.
Are OnePlus 9 and Galaxy A33 the same size?
Very close — they differ by only 0.3mm in height and 0.2mm in width.