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Galaxy S21 Ultra vs Pixel 6 Pro: Size & Dimensions Compared

The Galaxy S21 Ultra is the larger phone, measuring 1.2mm taller and 0.3mm narrower.

Visual Size Overlay

Galaxy S21 UltraPixel 6 Pro
165.1mm163.9mm+1.2mm75.6mm75.9mm-0.3mm10mm
Height Δ
+1.2mm
Width Δ
-0.3mm
Thickness Δ
Same
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorMay Fit

Same screen size (6.7") but body width differs by 0.3mm — verify bezel alignment before buying.

DimensionGalaxy S21 UltraPixel 6 ProDifference
Height165.1mm163.9mmPixel 6 Pro -1.2mm (shorter)
Width75.6mm75.9mmPixel 6 Pro +0.3mm (wider)
Thickness8.9mm8.9mmSame
Weight227g210gPixel 6 Pro -17.0g (lighter)
Screen6.8"6.7"Pixel 6 Pro -0.1" (smaller)

Visual Size Comparison

HeightGalaxy S21 Ultra +1.2mm
Galaxy S21 Ultra
165.1mm
Pixel 6 Pro
163.9mm
WidthPixel 6 Pro +0.3mm
Galaxy S21 Ultra
75.6mm
Pixel 6 Pro
75.9mm
ThicknessSame
Galaxy S21 Ultra
8.9mm
Pixel 6 Pro
8.9mm

Button & Port Layout

Which is bigger?

The Galaxy S21 Ultra is the taller phone at 165.1mm (vs 163.9mm). It is also 17g 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.
SpecGalaxy S21 UltraPixel 6 Pro
Wireless Charging15W12W
Qi VersionQiQi
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 Galaxy S21 Ultra 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 Galaxy S21 Ultra bigger than Pixel 6 Pro?

Yes, the Galaxy S21 Ultra is 1.2mm taller and 0.3mm narrower. The Galaxy S21 Ultra weighs 227g vs 210g.

Are Galaxy S21 Ultra and Pixel 6 Pro the same size?

No, the height differs by 1.2mm, width by 0.3mm, and thickness by 0.0mm.