Galaxy S21+ vs Galaxy S25+: Size & Dimensions Compared
The Galaxy S21+ is the larger phone, measuring 3.1mm taller and 0.2mm narrower.
| Dimension | Galaxy S21+ | Galaxy S25+ | Difference |
|---|---|---|---|
| Height | 161.5mm | 158.4mm | Galaxy S21+ +3.1mm |
| Width | 75.6mm | 75.8mm | Galaxy S25+ +0.2mm |
| Thickness | 7.8mm | 7.3mm | Galaxy S21+ +0.5mm |
| Weight | 200g | 190g | Galaxy S21+ +10.0g |
| Screen | 6.7" | 6.7" | Same |
Visual Size Comparison
HeightGalaxy S21+ +3.1mm
Galaxy S21+
161.5mm
Galaxy S25+
158.4mm
WidthGalaxy S25+ +0.2mm
Galaxy S21+
75.6mm
Galaxy S25+
75.8mm
ThicknessGalaxy S21+ +0.5mm
Galaxy S21+
7.8mm
Galaxy S25+
7.3mm
Which is bigger?
The Galaxy S21+ is the taller phone at 161.5mm (vs 158.4mm). It is also 10g heavier.
Upgrading from Galaxy S21+ to Galaxy S25+?
Different sizes mean your old case probably won't fit. You'll need a new one.
Accessories for Galaxy S21+
Accessories for Galaxy S25+
Spigen
Spigen Liquid Air for Galaxy S25+
$15.99
Spigen
Spigen Ultra Hybrid for Galaxy S25+
$16.99
OtterBox
OtterBox Defender Series for Galaxy S25+
$64.95
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Frequently Asked Questions
Is Galaxy S21+ bigger than Galaxy S25+?
Yes, the Galaxy S21+ is 3.1mm taller and 0.2mm narrower. The Galaxy S21+ weighs 200g vs 190g.
Are Galaxy S21+ and Galaxy S25+ the same size?
No, the height differs by 3.1mm, width by 0.2mm, and thickness by 0.5mm.