OnePlus 13 vs Pixel 3a: Size & Dimensions Compared
The OnePlus 13 is the larger phone, measuring 11.6mm taller and 6.4mm wider.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Screen sizes differ (6.82" vs 5.6") — protector won't fit.
| Dimension | OnePlus 13 | Pixel 3a | Difference |
|---|---|---|---|
| Height | 162.9mm | 151.3mm | Pixel 3a -11.6mm (shorter) |
| Width | 76.5mm | 70.1mm | Pixel 3a -6.4mm (narrower) |
| Thickness | 8.5mm | 8.2mm | Pixel 3a -0.3mm (thinner) |
| Weight | 213g | 147g | Pixel 3a -66.0g (lighter) |
| Screen | 6.82" | 5.6" | Pixel 3a -1.2" (smaller) |
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 | OnePlus 13 | Pixel 3a |
|---|---|---|
| Wireless Charging | 15W | 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.
Upgrading from OnePlus 13 to Pixel 3a?
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
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Frequently Asked Questions
Is OnePlus 13 bigger than Pixel 3a?
Yes, the OnePlus 13 is 11.6mm taller and 6.4mm wider. The OnePlus 13 weighs 213g vs 147g.
Are OnePlus 13 and Pixel 3a the same size?
No, the height differs by 11.6mm, width by 6.4mm, and thickness by 0.3mm.