Pixel 3a vs Pixel 4: Size & Dimensions Compared
The Pixel 3a is the larger phone, measuring 4.2mm taller and 1.3mm wider.
Visual Size Overlay
- •Camera module layout is different — cutout won't align
Screen sizes are close (5.6" vs 5.7") but may not align perfectly.
| Dimension | Pixel 3a | Pixel 4 | Difference |
|---|---|---|---|
| Height | 151.3mm | 147.1mm | Pixel 4 -4.2mm (shorter) |
| Width | 70.1mm | 68.8mm | Pixel 4 -1.3mm (narrower) |
| Thickness | 8.2mm | 8.2mm | Same |
| Weight | 147g | 162g | Pixel 4 +15.0g (heavier) |
| Screen | 5.6" | 5.7" | Pixel 4 +0.1" (larger) |
Visual Size Comparison
Button & Port Layout
Which is bigger?
The Pixel 3a is the taller phone at 151.3mm (vs 147.1mm). It but is 15g lighter.
Wireless Charging & MagSafe Compatibility
Only one phone supports wireless charging.
- ⚠The Pixel 3a does not support wireless charging. Only the Pixel 4 can use a wireless charger.
| Spec | Pixel 3a | Pixel 4 |
|---|---|---|
| Wireless Charging | No | 12W |
| 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 Pixel 4?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Pixel 3a
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Frequently Asked Questions
Is Pixel 3a bigger than Pixel 4?
Yes, the Pixel 3a is 4.2mm taller and 1.3mm wider. The Pixel 3a weighs 147g vs 162g.
Are Pixel 3a and Pixel 4 the same size?
No, the height differs by 4.2mm, width by 1.3mm, and thickness by 0.0mm.