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Pixel 7a vs Pixel 9: Size & Dimensions Compared

The Pixel 9 is the larger phone, measuring 0.8mm shorter and 0.9mm wider.

Visual Size Overlay

Pixel 7aPixel 9
152mm152.8mm-0.8mm72.9mm72mm+0.9mm10mm
Height Δ
-0.8mm
Width Δ
+0.9mm
Thickness Δ
+0.5mm
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorNot Compatible

Screen sizes differ (6.1" vs 6.3") — protector won't fit.

DimensionPixel 7aPixel 9Difference
Height152mm152.8mmPixel 9 +0.8mm (taller)
Width72.9mm72mmPixel 9 -0.9mm (narrower)
Thickness9mm8.5mmPixel 9 -0.5mm (thinner)
Weight193.5g198gPixel 9 +4.5g (heavier)
Screen6.1"6.3"Pixel 9 +0.2" (larger)

Visual Size Comparison

HeightPixel 9 +0.8mm
Pixel 7a
152mm
Pixel 9
152.8mm
WidthPixel 7a +0.9mm
Pixel 7a
72.9mm
Pixel 9
72mm
ThicknessPixel 7a +0.5mm
Pixel 7a
9mm
Pixel 9
8.5mm

Button & Port Layout

Which is bigger?

The Pixel 9 is the taller phone at 152.8mm (vs 152mm). It is also 4.5g heavier.

Wireless Charging & MagSafe Compatibility

Wireless chargers work with both phones, but magnetic snap varies.

  • Both devices support wireless charging. Standard Qi/Qi2 chargers work with either phone.
  • Only the Pixel 9 has built-in magnets for MagSafe accessories. The Pixel 7a needs a magnetic case or ring adapter.
SpecPixel 7aPixel 9
Wireless Charging15W15W
Qi VersionQiQi2
MagSafeNoQi2 magnets
Built-in MagnetsNoYes
Magnet Ringunknownbuilt in qi2 ring

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 7a to Pixel 9?

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

Accessories for Pixel 7a

Accessories for Pixel 9

Spigen

Spigen Liquid Air for Pixel 9

$15.99

View on Amazon

Spigen

Spigen Ultra Hybrid for Pixel 9

$15.99

View on Amazon

OtterBox

OtterBox Defender Series for Pixel 9

$64.95

View on Amazon

As an Amazon Associate, WillItSnap earns from qualifying purchases.

Frequently Asked Questions

Is Pixel 7a bigger than Pixel 9?

No, the Pixel 9 is 0.8mm taller. The Pixel 7a weighs 193.5g vs 198g.

Are Pixel 7a and Pixel 9 the same size?

No, the height differs by 0.8mm, width by 0.9mm, and thickness by 0.5mm.