Pixel 3a vs Galaxy S21: Size & Dimensions Compared
The Galaxy S21 is the larger phone, measuring 0.4mm shorter and 1.1mm narrower.
| Dimension | Pixel 3a | Galaxy S21 | Difference |
|---|---|---|---|
| Height | 151.3mm | 151.7mm | Galaxy S21 +0.4mm |
| Width | 70.1mm | 71.2mm | Galaxy S21 +1.1mm |
| Thickness | 8.2mm | 7.9mm | Pixel 3a +0.3mm |
| Weight | 147g | 169g | Galaxy S21 +22.0g |
| Screen | 5.6" | 6.2" | Galaxy S21 +0.6" |
Visual Size Comparison
HeightGalaxy S21 +0.4mm
Pixel 3a
151.3mm
Galaxy S21
151.7mm
WidthGalaxy S21 +1.1mm
Pixel 3a
70.1mm
Galaxy S21
71.2mm
ThicknessPixel 3a +0.3mm
Pixel 3a
8.2mm
Galaxy S21
7.9mm
Which is bigger?
The Galaxy S21 is the taller phone at 151.7mm (vs 151.3mm). It is also 22g heavier.
Upgrading from Pixel 3a to Galaxy S21?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Pixel 3a
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Frequently Asked Questions
Is Pixel 3a bigger than Galaxy S21?
No, the Galaxy S21 is 0.4mm taller. The Pixel 3a weighs 147g vs 169g.
Are Pixel 3a and Galaxy S21 the same size?
No, the height differs by 0.4mm, width by 1.1mm, and thickness by 0.3mm.