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- UltraSharp U3423WE vs ThinkVision P27u-20
Dell UltraSharp U3423WE vs Lenovo ThinkVision P27u-20
What UltraSharp U3423WE does better (3) and where ThinkVision P27u-20 wins (2) — every spec side by side.
vs
4.0Screen6.7
7.6Colour accuracy9.1
5.6Connectivity6.6
Why is UltraSharp U3423WE better than ThinkVision P27u-20?
- Contrast ratio (static)2,000:1 vs 1,000:12×
- Screen size34″ vs 27″+26%
- Response time5 ms vs 6 ms+20%
Why is ThinkVision P27u-20 better than UltraSharp U3423WE?
- Pixel density109 ppi vs 163 ppi+50%
- Brightness (typical)300 nits vs 400 nits+33%
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 | 60 Hz |
| Brightness (typical) | 300 nits | 400 nits |
| Peak brightness (HDR) | — | 450 nits |
| Contrast ratio (static) | 2,000:1 | 1,000:1 |
| Response time | 5 ms | 6 ms |
| Anti-glare / matte screen | Yes | Yes |
| Curved screen | Yes | — |
| Colour | ||
| sRGB coverage | 100% | 100% |
| Adobe RGB coverage | — | 99.5% |
| DCI-P3 coverage | 98% | 99.1% |
| Rec. 2020 coverage | — | 83.7% |
| Colour depth | 10 bit | 10 bit |
| HDR | — | DisplayHDR 400 |
| Connectivity | ||
| USB-C video input (one cable) | Yes | Yes |
| USB-C charging (Power Delivery) | 90 W | — |
| Thunderbolt | — | Yes |
| KVM switch | Yes | Yes |
| HDMI inputs | 2 | 2 |
| DisplayPort inputs | 1 | 1 |
| USB hub | Yes | Yes |
| Ethernet (RJ45) | Yes | Yes |
| Built-in speakers | Yes | Yes |
| Design & ergonomics | ||
| Height adjustment | 150 mm | — |
| Pivot (portrait rotation) | Yes | — |
| Swivel | Yes | — |
| VESA mount | 100 × 100 mm | — |
| Weight | 11.44 kg | — |
| Width | 813 mm | — |
| Height | 393 mm | — |
| Depth | 237 mm | — |
| Product line | Dell UltraSharp | Lenovo ThinkVision |
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