Dell UltraSharp U4025QW
140 ppiPixel pitch 181.4 µm
At a glance
Key facts
- Diagonal Size
- 39.7"
- Resolution
- 5120x2160
- Panel / Backlight
- LCD · IPS Black · WLED
- Aspect Ratio
- 21:9
- USB-C Power Delivery
- 140 W
Available specifications
46 fields · 9 unavailable fields
PHYSICAL SCALE
- PHYSICAL SIZE
- 929.09 × 391.96 mm
RELEASE / IDENTITY
- Release Date
- 2024
- Brand
- Dell
- Series
- UltraSharp
- Model
- U4025QW
SCREEN
- Active Screen Area
- 929.09 × 391.96 mm
- Diagonal Size
- 39.7"
- Resolution
- 5120x2160
- Aspect Ratio
- 21:9
- Pixel Density
- 140 ppi
- PPI / PIXEL PITCH
Visual insight
Pixel density / PPI
Fixed 50–300 PPI axis. Pixel-pitch samples are symbolic and not physical pixels.
- Panel / Backlight
- LCD · IPS Black · WLED
- Screen Shape
- Curved · 2,500R
MOTION
- Refresh Rate
- 120 Hz
- VRR Range
- -
- Adaptive Sync
- VESA AdaptiveSync
- Official Response
- 5 ms · official fast-mode GtG
HDR & COLOR
- HDR Formats
- HDR10
- HDR Certifications
- VESA DisplayHDR 600
- HDR CAPABILITY
Visual insight
HDR capability
Five fixed axes: 2,000 nits linear; 1,500,000:1 and 2,304 zones logarithmic; 4 formats; 6–12 bit. Missing axes stay open, not zero.
Dell UltraSharp U4025QW✓VESA DisplayHDR 600 · HDR10Peak brightness600 nits · claimedContrast2,000:1 · claimedDimming-HDR formats1 formatsColor depth10-bitClaimed typical450 nitsClaimed peak600 nitsMeasured peak-Local dimmingUnknownZone count -- Claimed Brightness
- Typical 450 nits · Peak 600 nits
- Claimed Contrast
- 2,000:1
- Local Dimming
- -
- Color Coverage
- sRGB 100% · DCI-P3 99%
- COLOR GAMUT COVERAGE
Visual insight
Color gamut coverage
Coverage bars use a fixed 0–100% axis. They do not depict CIE geometry, gamut shape, or overlap.
Dell UltraSharp U4025QWsRGB100%DCI-P399%Adobe RGB-- Color Depth
- 10-bit · 1.07 billion colors
CONNECTIVITY
- PORT MAP
Visual insight
Ports and hub features
Icons use structured counts, versions, capabilities, and booleans. Unsupported and unknown remain distinct.
Dell UltraSharp U4025QWHDMI2× · v2.1✓DisplayPort2× · v1.4✓USB-C3× · 140 W PDThunderbolt 4 DisplayPort · USB data · 140W power delivery · KVM upstream✓Thunderbolt2× · v4✓USB hubSupported✓EthernetSupported✓AudioSupported✓KVMSupported✓- HDMI
- 2 ports · 2.1
- DisplayPort
- 2 ports · 1.4
- USB-C
- 3 ports
- Thunderbolt
- 2 ports · 4
- USB-C Capabilities
- Thunderbolt 4 DisplayPort / USB data / 140W power delivery / KVM upstream
- USB-C Power Delivery
- 140 W
- Hub / KVM / Ethernet
- USB hub Yes · KVM Yes · Ethernet Yes
- Audio / Speakers
- Audio out Yes · Speakers Yes
ERGONOMICS
- ERGONOMIC CAPABILITIES
Visual insight
Ergonomics
Adjustment ranges, known stand capabilities and VESA dimensions are shown. Unspecified directions remain unknown.
Dell UltraSharp U4025QWHeight150 mm✓TiltUnknown?SwivelUnknown?PivotUnknown?VESA100 × 100 mm✓- Stand
- Stand included · height/tilt/swivel adjustable
- Height Adjustment
- 150 mm
- Tilt
- -
- Swivel
- -
- Pivot
- -
- VESA Mount
- 100 × 100 mm
BODY & POWER
- Body Dimensions
- -
- With-Stand Dimensions
- -
- Weights
- -
- Power Consumption
- -
- Warranty
- 3 years
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