Pixel 3a vs OnePlus 13: Size & Dimensions Compared
The OnePlus 13 is the larger phone, measuring 11.6mm shorter and 6.4mm narrower.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Screen sizes differ (5.6" vs 6.82") — protector won't fit.
| Dimension | Pixel 3a | OnePlus 13 | Difference |
|---|---|---|---|
| Height | 151.3mm | 162.9mm | OnePlus 13 +11.6mm (taller) |
| Width | 70.1mm | 76.5mm | OnePlus 13 +6.4mm (wider) |
| Thickness | 8.2mm | 8.5mm | OnePlus 13 +0.3mm (thicker) |
| Weight | 147g | 213g | OnePlus 13 +66.0g (heavier) |
| Screen | 5.6" | 6.82" | OnePlus 13 +1.2" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The OnePlus 13 is the taller phone at 162.9mm (vs 151.3mm). It is also 66g heavier.
Wireless Charging & MagSafe Compatibility
Only one phone supports wireless charging.
- ⚠The Pixel 3a does not support wireless charging. Only the OnePlus 13 can use a wireless charger.
| Spec | Pixel 3a | OnePlus 13 |
|---|---|---|
| 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 Pixel 3a to OnePlus 13?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Pixel 3a
Accessories for OnePlus 13
Spigen
Spigen Ultra Hybrid for OnePlus 13
$15.99
Ringke
Ringke Fusion-X MagSafe for OnePlus 13
$23.99
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Frequently Asked Questions
Is Pixel 3a bigger than OnePlus 13?
No, the OnePlus 13 is 11.6mm taller. The Pixel 3a weighs 147g vs 213g.
Are Pixel 3a and OnePlus 13 the same size?
No, the height differs by 11.6mm, width by 6.4mm, and thickness by 0.3mm.