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- UltraSharp U2421E vs UltraSharp U2721DE
Dell UltraSharp U2421E vs Dell UltraSharp U2721DE
What UltraSharp U2421E does better (1) and where UltraSharp U2721DE wins (3) — every spec side by side.
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2.4Screen2.9
3.6Connectivity8.1
8.5Design & ergonomics5.8
Why is UltraSharp U2421E better than UltraSharp U2721DE?
- Height adjustment150 mm vs 130 mm+15%
Why is UltraSharp U2721DE better than UltraSharp U2421E?
- Pixel density94 ppi vs 109 ppi+16%
- DisplayPort inputs1 vs 22×
- Screen size24.1″ vs 27″+12%
Specifications
Side by side
| Display | ||
| Screen size | 24.1″ | 27″ |
| Resolution | 1920 × 1200 | 2560 × 1440 |
| Resolution class | Full HD | QHD / 2.5K |
| Pixel density | 94 ppi | 109 ppi |
| Aspect ratio | 16:10 | 16:9 |
| Panel type | IPS | IPS |
| Refresh rate | 60 Hz | 60 Hz |
| Brightness (typical) | 350 nits | 350 nits |
| Contrast ratio (static) | 1,000:1 | 1,000:1 |
| Response time | 8 ms | 8 ms |
| Anti-glare / matte screen | Yes | Yes |
| Colour | ||
| sRGB coverage | 99% | 99% |
| DCI-P3 coverage | — | 85% |
| Colour depth | 8 bit | 8 bit |
| Connectivity | ||
| HDMI inputs | 1 | 1 |
| DisplayPort inputs | 1 | 2 |
| USB hub | Yes | Yes |
| Ethernet (RJ45) | Yes | Yes |
| Design & ergonomics | ||
| Height adjustment | 150 mm | 130 mm |
| Pivot (portrait rotation) | Yes | Yes |
| Swivel | Yes | Yes |
| VESA mount | 100 × 100 mm | 100 × 100 mm |
| Product line | Dell UltraSharp | Dell UltraSharp |
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