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- PD2730S vs UltraFine 40U990A
BenQ PD2730S vs LG UltraFine 40U990A
What PD2730S does better (3) and where UltraFine 40U990A wins (6) — every spec side by side.
vs
9.4Screen9.1
4.9Connectivity8.6
7.9Design & ergonomics2.8
Dimensions
Size comparison
PD2730SUltraFine 40U990A
| PD2730S | UltraFine 40U990A | Difference | |
|---|---|---|---|
| Height | 578 mm | 614 mm | −36 mm |
| Width | 614 mm | 948 mm | −334 mm |
| Depth | 242 mm | 260 mm | −18 mm |
| Weight | 8.3 kg | 14.1 kg | −5.8 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is PD2730S better than UltraFine 40U990A?
- Pixel density218 ppi vs 140 ppi+56%
- Weight8.3 kg vs 14.1 kg+70%
- Height adjustment150 mm vs 130 mm+15%
Why is UltraFine 40U990A better than PD2730S?
- HDRDisplayHDR 400 vs DisplayHDR 600
- HDMI inputs1 vs 22×
- Brightness (typical)400 nits vs 450 nits+12%
- USB-C charging (Power Delivery)90 W vs 96 W+7%
- Refresh rate76 Hz vs 120 Hz+58%
- Screen size27″ vs 39.7″+47%
Specifications
Side by side
| Display | ||
| Screen size | 27″ | 39.7″ |
| Resolution | 5120 × 2880 | 5120 × 2160 |
| Resolution class | 5K | 5K |
| Pixel density | 218 ppi | 140 ppi |
| Aspect ratio | 16:9 | 21:9 |
| Panel type | IPS | IPS |
| Refresh rate | 76 Hz | 120 Hz |
| Brightness (typical) | 400 nits | 450 nits |
| Contrast ratio (static) | 2,000:1 | 2,000:1 |
| Response time | 5 ms | 5 ms |
| Anti-glare / matte screen | Yes | Yes |
| Curved screen | — | Yes |
| Colour | ||
| sRGB coverage | 100% | — |
| DCI-P3 coverage | 98% | 99% |
| Colour depth | 10 bit | — |
| HDR | DisplayHDR 400 | DisplayHDR 600 |
| Connectivity | ||
| USB-C video input (one cable) | Yes | Yes |
| USB-C charging (Power Delivery) | 90 W | 96 W |
| Thunderbolt | Yes | Yes |
| KVM switch | Yes | Yes |
| HDMI inputs | 1 | 2 |
| DisplayPort inputs | 1 | 1 |
| USB hub | Yes | Yes |
| Daisy chain (DP MST) | 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 | 8.3 kg | 14.1 kg |
| Width | 614 mm | 948 mm |
| Height | 578 mm | 614 mm |
| Depth | 242 mm | 260 mm |
| Product line | BenQ PD | — |
