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Pixel 5a vs Pixel 4: Size & Dimensions Compared

The Pixel 5a is the larger phone, measuring 7.8mm taller and 4.9mm wider.

Visual Size Overlay

Pixel 5aPixel 4
154.9mm147.1mm+7.8mm73.7mm68.8mm+4.9mm10mm
Height Δ
+7.8mm
Width Δ
+4.9mm
Thickness Δ
-0.6mm
Case CompatibilityWon't Fit
  • Height differs by 7.8mm — case won't fit
  • Width differs by 4.9mm — case won't fit
  • 0.6mm thicker — case won't close properly
Screen ProtectorNot Compatible

Screen sizes differ (6.34" vs 5.7") — protector won't fit.

DimensionPixel 5aPixel 4Difference
Height154.9mm147.1mmPixel 4 -7.8mm (shorter)
Width73.7mm68.8mmPixel 4 -4.9mm (narrower)
Thickness7.6mm8.2mmPixel 4 +0.6mm (thicker)
Weight183g162gPixel 4 -21.0g (lighter)
Screen6.34"5.7"Pixel 4 -0.6" (smaller)

Visual Size Comparison

HeightPixel 5a +7.8mm
Pixel 5a
154.9mm
Pixel 4
147.1mm
WidthPixel 5a +4.9mm
Pixel 5a
73.7mm
Pixel 4
68.8mm
ThicknessPixel 4 +0.6mm
Pixel 5a
7.6mm
Pixel 4
8.2mm

Button & Port Layout

Which is bigger?

The Pixel 5a is the taller phone at 154.9mm (vs 147.1mm). It is also 21g heavier.

Wireless Charging & MagSafe Compatibility

Only one phone supports wireless charging.

  • The Pixel 5a does not support wireless charging. Only the Pixel 4 can use a wireless charger.
SpecPixel 5aPixel 4
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 5a to Pixel 4?

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 5a bigger than Pixel 4?

Yes, the Pixel 5a is 7.8mm taller and 4.9mm wider. The Pixel 5a weighs 183g vs 162g.

Are Pixel 5a and Pixel 4 the same size?

No, the height differs by 7.8mm, width by 4.9mm, and thickness by 0.6mm.