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Pixel 3a vs Pixel 5: Size & Dimensions Compared

The Pixel 3a is the larger phone, measuring 6.6mm taller and 0.3mm narrower.

Visual Size Overlay

Pixel 3aPixel 5
151.3mm144.7mm+6.6mm70.1mm70.4mm-0.3mm10mm
Height Δ
+6.6mm
Width Δ
-0.3mm
Thickness Δ
+0.2mm
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorNot Compatible

Screen sizes differ (5.6" vs 6") — protector won't fit.

DimensionPixel 3aPixel 5Difference
Height151.3mm144.7mmPixel 5 -6.6mm (shorter)
Width70.1mm70.4mmPixel 5 +0.3mm (wider)
Thickness8.2mm8mmPixel 5 -0.2mm (thinner)
Weight147g151gPixel 5 +4.0g (heavier)
Screen5.6"6"Pixel 5 +0.4" (larger)

Visual Size Comparison

HeightPixel 3a +6.6mm
Pixel 3a
151.3mm
Pixel 5
144.7mm
WidthPixel 5 +0.3mm
Pixel 3a
70.1mm
Pixel 5
70.4mm
ThicknessPixel 3a +0.2mm
Pixel 3a
8.2mm
Pixel 5
8mm

Button & Port Layout

Which is bigger?

The Pixel 3a is the taller phone at 151.3mm (vs 144.7mm). It but is 4g lighter.

Wireless Charging & MagSafe Compatibility

Only one phone supports wireless charging.

  • The Pixel 3a does not support wireless charging. Only the Pixel 5 can use a wireless charger.
SpecPixel 3aPixel 5
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 5?

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 5?

Yes, the Pixel 3a is 6.6mm taller and 0.3mm narrower. The Pixel 3a weighs 147g vs 151g.

Are Pixel 3a and Pixel 5 the same size?

No, the height differs by 6.6mm, width by 0.3mm, and thickness by 0.2mm.