Galaxy S21 vs Galaxy A51: Size & Dimensions Compared
The Galaxy A51 is the larger phone, measuring 6.8mm shorter and 2.4mm narrower.
| Dimension | Galaxy S21 | Galaxy A51 | Difference |
|---|---|---|---|
| Height | 151.7mm | 158.5mm | Galaxy A51 +6.8mm |
| Width | 71.2mm | 73.6mm | Galaxy A51 +2.4mm |
| Thickness | 7.9mm | 7.9mm | Same |
| Weight | 169g | 172g | Galaxy A51 +3.0g |
| Screen | 6.2" | 6.5" | Galaxy A51 +0.3" |
Visual Size Comparison
HeightGalaxy A51 +6.8mm
Galaxy S21
151.7mm
Galaxy A51
158.5mm
WidthGalaxy A51 +2.4mm
Galaxy S21
71.2mm
Galaxy A51
73.6mm
ThicknessSame
Galaxy S21
7.9mm
Galaxy A51
7.9mm
Which is bigger?
The Galaxy A51 is the taller phone at 158.5mm (vs 151.7mm). It is also 3g heavier.
Upgrading from Galaxy S21 to Galaxy A51?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Galaxy S21
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Frequently Asked Questions
Is Galaxy S21 bigger than Galaxy A51?
No, the Galaxy A51 is 6.8mm taller. The Galaxy S21 weighs 169g vs 172g.
Are Galaxy S21 and Galaxy A51 the same size?
No, the height differs by 6.8mm, width by 2.4mm, and thickness by 0.0mm.