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- UltraSharp U3423WE vs VP2786-4K
Dell UltraSharp U3423WE vs ViewSonic VP2786-4K
What UltraSharp U3423WE does better (3) and where VP2786-4K wins (3) — every spec side by side.
vs
4.2Screen7.5
7.7Colour accuracy7.2
5.7Connectivity6.7
5.6Design & ergonomics5.4
Dimensions
Size comparison
UltraSharp U3423WEVP2786-4K
| UltraSharp U3423WE | VP2786-4K | Difference | |
|---|---|---|---|
| Height | 393 mm | 449.1 mm | −56.1 mm |
| Width | 813 mm | 613 mm | +200 mm |
| Depth | 237 mm | 232 mm | +5 mm |
| Weight | 11.4 kg | 8.3 kg | +3.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is UltraSharp U3423WE better than VP2786-4K?
- Contrast ratio (static)2,000:1 vs 1,300:1+54%
- Screen size34″ vs 27″+26%
- Height adjustment150 mm vs 130 mm+15%
Why is VP2786-4K better than UltraSharp U3423WE?
- Pixel density109 ppi vs 163 ppi+50%
- Brightness (typical)300 nits vs 350 nits+17%
- Weight11.44 kg vs 8.3 kg+38%
Specifications
Side by side
| Display | ||
| Screen size | 34″ | 27″ |
| Resolution | 3440 × 1440 | 3840 × 2160 |
| Resolution class | Ultrawide QHD | 4K UHD |
| Pixel density | 109 ppi | 163 ppi |
| Aspect ratio | 21:9 | 16:9 |
| Panel type | IPS | IPS |
| Refresh rate | 60 Hz | — |
| Brightness (typical) | 300 nits | 350 nits |
| Contrast ratio (static) | 2,000:1 | 1,300:1 |
| Response time | 5 ms | 5 ms |
| Anti-glare / matte screen | Yes | Yes |
| Curved screen | Yes | — |
| Colour | ||
| sRGB coverage | 100% | — |
| Adobe RGB coverage | — | 100% |
| DCI-P3 coverage | 98% | 98% |
| Colour accuracy (ΔE, claimed) | — | ΔE 2 |
| Colour depth | 10 bit | 10 bit |
| Hardware calibration | — | Yes |
| Factory calibrated (report) | — | Yes |
| Connectivity | ||
| USB-C video input (one cable) | Yes | Yes |
| USB-C charging (Power Delivery) | 90 W | 90 W |
| KVM switch | Yes | — |
| HDMI inputs | 2 | 2 |
| DisplayPort inputs | 1 | 1 |
| USB hub | Yes | — |
| Ethernet (RJ45) | Yes | — |
| Built-in speakers | Yes | Yes |
| Design & ergonomics | ||
| Height adjustment | 150 mm | 130 mm |
| Pivot (portrait rotation) | Yes | — |
| Swivel | Yes | Yes |
| VESA mount | 100 × 100 mm | — |
| Weight | 11.44 kg | 8.3 kg |
| Width | 813 mm | 613 mm |
| Height | 393 mm | 449 mm |
| Depth | 237 mm | 232 mm |
| Product line | Dell UltraSharp | — |
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