Device Comparison
Galaxy S25 Ultra vs Galaxy S21+ • Screen specifications and dimensions
Basic Information
| Specification | Galaxy S25 Ultra | Galaxy S21+ |
|---|---|---|
| Device Name | Galaxy S25 Ultra | Galaxy S21+ |
| Brand | Samsung | Samsung |
| Release Year | 2025 | 2021 |
Galaxy S25 Ultra
Device Name
Galaxy S25 Ultra
Brand
Samsung
Release Year
2025
Galaxy S21+
Device Name
Galaxy S21+
Brand
Samsung
Release Year
2021
Display Specifications
| Specification | Galaxy S25 Ultra | Galaxy S21+ |
|---|---|---|
| Screen Size | 6.9 inches | 6.7 inches |
| Resolution | 3120 × 1440 | 2400 × 1080 |
| Pixel Density | 501 PPI | 394 PPI |
| Display Type | Dynamic AMOLED 2X | Dynamic AMOLED 2X |
| Aspect Ratio | 19.3:9 | 20:9 |
| Total Pixels | 4,492,800 | 2,592,000 |
Galaxy S25 Ultra
Screen Size
6.9 inches
Resolution
3120 × 1440
Pixel Density
501 PPI
Display Type
Dynamic AMOLED 2X
Aspect Ratio
19.3:9
Total Pixels
4,492,800
Galaxy S21+
Screen Size
6.7 inches
Resolution
2400 × 1080
Pixel Density
394 PPI
Display Type
Dynamic AMOLED 2X
Aspect Ratio
20:9
Total Pixels
2,592,000
Physical Dimensions
| Specification | Galaxy S25 Ultra | Galaxy S21+ |
|---|---|---|
| Width | 3.06 inches (77.6mm) | 2.97 inches (75.6mm) |
| Height | 6.41 inches (162.8mm) | 6.35 inches (161.5mm) |
| Diagonal | 6.9 inches (17.5cm) | 6.7 inches (17.0cm) |
Galaxy S25 Ultra
Width
3.06 inches (77.6mm)
Height
6.41 inches (162.8mm)
Diagonal
6.9 inches (17.5cm)
Galaxy S21+
Width
2.97 inches (75.6mm)
Height
6.35 inches (161.5mm)
Diagonal
6.7 inches (17.0cm)
Legend
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