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Pixel 3a vs Pixel 6 Pro: Size & Dimensions Compared

The Pixel 6 Pro is the larger phone, measuring 12.6mm shorter and 5.8mm narrower.

Visual Size Overlay

Pixel 3aPixel 6 Pro
151.3mm163.9mm-12.6mm70.1mm75.9mm-5.8mm10mm
Height Δ
-12.6mm
Width Δ
-5.8mm
Thickness Δ
-0.7mm
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorNot Compatible

Edge types differ (flat vs curved) — screen protector won't adhere properly.

DimensionPixel 3aPixel 6 ProDifference
Height151.3mm163.9mmPixel 6 Pro +12.6mm (taller)
Width70.1mm75.9mmPixel 6 Pro +5.8mm (wider)
Thickness8.2mm8.9mmPixel 6 Pro +0.7mm (thicker)
Weight147g210gPixel 6 Pro +63.0g (heavier)
Screen5.6"6.7"Pixel 6 Pro +1.1" (larger)

Visual Size Comparison

HeightPixel 6 Pro +12.6mm
Pixel 3a
151.3mm
Pixel 6 Pro
163.9mm
WidthPixel 6 Pro +5.8mm
Pixel 3a
70.1mm
Pixel 6 Pro
75.9mm
ThicknessPixel 6 Pro +0.7mm
Pixel 3a
8.2mm
Pixel 6 Pro
8.9mm

Button & Port Layout

Which is bigger?

The Pixel 6 Pro is the taller phone at 163.9mm (vs 151.3mm). It is also 63g heavier.

Wireless Charging & MagSafe Compatibility

Only one phone supports wireless charging.

  • The Pixel 3a does not support wireless charging. Only the Pixel 6 Pro can use a wireless charger.
SpecPixel 3aPixel 6 Pro
Wireless ChargingNo12W
Qi VersionQi
MagSafeNoNo
Built-in MagnetsNoNo

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 6 Pro?

Different sizes mean your old case probably won't fit. You'll need a new one.

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Frequently Asked Questions

Is Pixel 3a bigger than Pixel 6 Pro?

No, the Pixel 6 Pro is 12.6mm taller. The Pixel 3a weighs 147g vs 210g.

Are Pixel 3a and Pixel 6 Pro the same size?

No, the height differs by 12.6mm, width by 5.8mm, and thickness by 0.7mm.