How we score Blog Advertise
  1. opendesign.foundation
  2. Compare
  3. ProArt PA32UCDMR vs UltraFine 40U990A

Asus ProArt PA32UCDMR vs LG UltraFine 40U990A

What ProArt PA32UCDMR does better (4) and where UltraFine 40U990A wins (3) — every spec side by side.

Asus ProArt PA32UCDMR
Asus · 2026ProArt PA32UCDMR
9.3Score
4 advantages≈ $1,550
Higher score
vs
LG UltraFine 40U990A
7.6Score
3 advantages≈ $1,550
9.7Screen9.1
9.2Connectivity8.6
2.6Design & ergonomics2.8

Why is ProArt PA32UCDMR better than UltraFine 40U990A?

  1. Contrast ratio (static)1,500,000:1 vs 2,000:1750×
  2. Response time0.1 ms vs 5 ms50×
  3. Panel typeOLED vs IPS
  4. Refresh rate240 Hz vs 120 Hz2×

Why is UltraFine 40U990A better than ProArt PA32UCDMR?

  1. HDRDisplayHDR True Black 400 vs DisplayHDR 600
  2. SwivelNo · ProArt PA32UCDMR: Yes
  3. Screen size31.5″ vs 39.7″+26%
Specifications

Side by side

Display
Screen size31.5″39.7″
Resolution3840 × 21605120 × 2160
Resolution class4K UHD5K
Pixel density140 ppi140 ppi
Aspect ratio16:921:9
Panel typeOLEDIPS
Refresh rate240 Hz120 Hz
Brightness (typical)—450 nits
Contrast ratio (static)1,500,000:12,000:1
Response time0.1 ms5 ms
Anti-glare / matte screenYesYes
Curved screen—Yes
Colour
sRGB coverage100%—
DCI-P3 coverage99%99%
Rec. 2020 coverage99%—
Colour depth10 bit—
HDRDisplayHDR True Black 400DisplayHDR 600
Connectivity
USB-C video input (one cable)YesYes
USB-C charging (Power Delivery)96 W96 W
ThunderboltYesYes
KVM switch—Yes
HDMI inputs22
DisplayPort inputs11
USB hubYesYes
Built-in speakers—Yes
Design & ergonomics
Height adjustment—130 mm
Pivot (portrait rotation)Yes—
SwivelNoYes
VESA mount100 × 100 mm—
Weight—14.1 kg
Width—948 mm
Height—614 mm
Depth—260 mm
Product lineASUS ProArt—
To compare: 0up to 4 models
Compare