Galaxy S21 Ultra vs Galaxy S23: Size & Dimensions Compared
The Galaxy S21 Ultra is the larger phone, measuring 18.8mm taller and 4.7mm wider.
| Dimension | Galaxy S21 Ultra | Galaxy S23 | Difference |
|---|---|---|---|
| Height | 165.1mm | 146.3mm | Galaxy S21 Ultra +18.8mm |
| Width | 75.6mm | 70.9mm | Galaxy S21 Ultra +4.7mm |
| Thickness | 8.9mm | 7.6mm | Galaxy S21 Ultra +1.3mm |
| Weight | 227g | 168g | Galaxy S21 Ultra +59.0g |
| Screen | 6.8" | 6.1" | Galaxy S21 Ultra +0.7" |
Visual Size Comparison
HeightGalaxy S21 Ultra +18.8mm
Galaxy S21 Ultra
165.1mm
Galaxy S23
146.3mm
WidthGalaxy S21 Ultra +4.7mm
Galaxy S21 Ultra
75.6mm
Galaxy S23
70.9mm
ThicknessGalaxy S21 Ultra +1.3mm
Galaxy S21 Ultra
8.9mm
Galaxy S23
7.6mm
Which is bigger?
The Galaxy S21 Ultra is the taller phone at 165.1mm (vs 146.3mm). It is also 59g heavier.
Upgrading from Galaxy S21 Ultra to Galaxy S23?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Galaxy S21 Ultra
Accessories for Galaxy S23
Spigen
Spigen Rugged Armor for Galaxy S23
$15.99
Spigen
Spigen Liquid Air for Galaxy S23
$13.99
Caseology
Caseology Parallax for Galaxy S23
$16.99
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Will a Galaxy S21 Ultra case fit Galaxy S23? →Will a Galaxy S21 Ultra screen protector fit Galaxy S23? →
Frequently Asked Questions
Is Galaxy S21 Ultra bigger than Galaxy S23?
Yes, the Galaxy S21 Ultra is 18.8mm taller and 4.7mm wider. The Galaxy S21 Ultra weighs 227g vs 168g.
Are Galaxy S21 Ultra and Galaxy S23 the same size?
No, the height differs by 18.8mm, width by 4.7mm, and thickness by 1.3mm.