- opendesign.foundation
- Compare
- PD3420Q vs UltraSharp U2721DE
BenQ PD3420Q vs Dell UltraSharp U2721DE
What PD3420Q does better (6) and where UltraSharp U2721DE wins (2) — every spec side by side.
vs
4.2Screen3.0
6.8Colour accuracy2.3
4.5Design & ergonomics6.0
Why is PD3420Q better than UltraSharp U2721DE?
- Colour depth10 bit vs 8 bit+25%
- HDMI inputs2 vs 12×
- DCI-P3 coverage98% vs 85%+15%
- Response time5 ms vs 8 ms+60%
- Screen size34″ vs 27″+26%
- Height adjustment150 mm vs 130 mm+15%
Why is UltraSharp U2721DE better than PD3420Q?
- DisplayPort inputs1 vs 22×
- Pivot (portrait rotation)No · PD3420Q: Yes
Specifications
Side by side
| Display | ||
| Screen size | 34″ | 27″ |
| Resolution | 3440 × 1440 | 2560 × 1440 |
| Resolution class | Ultrawide QHD | QHD / 2.5K |
| Pixel density | 109 ppi | 109 ppi |
| Aspect ratio | 21:9 | 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 | 5 ms | 8 ms |
| Anti-glare / matte screen | Yes | Yes |
| Colour | ||
| sRGB coverage | 100% | 99% |
| DCI-P3 coverage | 98% | 85% |
| Colour depth | 10 bit | 8 bit |
| HDR | HDR10 | — |
| Connectivity | ||
| HDMI inputs | 2 | 1 |
| DisplayPort inputs | 1 | 2 |
| USB hub | Yes | Yes |
| Ethernet (RJ45) | — | Yes |
| Built-in speakers | Yes | — |
| Design & ergonomics | ||
| Height adjustment | 150 mm | 130 mm |
| Pivot (portrait rotation) | No | Yes |
| Swivel | Yes | Yes |
| VESA mount | — | 100 × 100 mm |
| Weight | 9.3 kg | — |
| Width | 826 mm | — |
| Height | 445 mm | — |
| Depth | 244 mm | — |
| Product line | BenQ DesignVue | Dell UltraSharp |
Related comparisons
vs
Lenovo ThinkVision P27q-20vsBenQ PD3420Q
6.65.8
vs
Lenovo ThinkVision P32p-20vsBenQ PD3420Q
5.45.8
vs
BenQ PD3420QvsApple Pro Display XDR
vs
EIZO ColorEdge CS2731vsBenQ PD3420Q
5.85.8
vs
Dell UltraSharp U2722DEvsDell UltraSharp U2721DE
4.53.9
vs
Dell UltraSharp U2721DEvsLenovo ThinkVision P27h-20
3.93.6