DELL UltraSharp U4021QW LED display 100.8 cm (39.7") 5120 x 2160 pixels 4K DCI LCD Silver
DELL UltraSharp U4021QW, 100.8 cm (39.7"), 5120 x 2160 pixels, 4K DCI, LCD, 8 ms, Silver
| Date | Price |
|---|---|
| 21 May 2026 | £1,449.99 |
| 22 May 2026 | £1,435.99 |
Compare DELL UltraSharp U4021QW LED display 100.8 cm (39.7") 5120 x 2160 pixels 4K DCI LCD Silver prices UK
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Product Information
DELL UltraSharp U4021QW. Display diagonal: 100.8 cm (39.7"), Display resolution: 5120 x 2160 pixels, HD type: 4K DCI, Display technology: LCD, Response time: 8 ms, Native aspect ratio: 21:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). Built-in USB hub. VESA mounting, Height adjustment. Product colour: Silver
Product
- Name
- DELL UltraSharp U4021QW LED display 100.8 cm (39.7") 5120 x 2160 pixels 4K DCI LCD Silver
- Category
- Computer Monitors
- Brand
- DELL
Weight & dimensions
- Width (with stand)
- 946.6 mm
- Depth (with stand)
- 248 mm
- Height (with stand)
- 577.3 mm
- Weight (with stand)
- 13.8 kg
- Width (without stand)
- 946.6 mm
- Depth (without stand)
- 59.6 mm
- Height (without stand)
- 419.1 mm
- Weight (without stand)
- 9.5 kg
- Bezel width (side)
- 1.13 cm
- Bezel width (top)
- 1.13 cm
- Bezel width (bottom)
- 1.58 cm
Power
- Energy efficiency class (SDR)
- G
- Energy efficiency class (HDR)
- Not available
- Energy consumption (SDR) per 1000 hours
- 41 kWh
- Power consumption (typical)
- 41.3 W
- Power consumption (standby)
- 0.3 W
- Power consumption (max)
- 240 W
- Power consumption (off)
- 0.3 W
- Power consumption (PowerSave)
- 44.81 W
- AC input voltage
- 100 - 240 V
- AC input frequency
- 50 - 60 Hz
- Input current
- 2.8 A
- Power supply type
- Internal
- Energy efficiency scale
- A to G
- European Product Registry for Energy Labelling (EPREL) code
- 390236
Display
- Display diagonal
- 100.8 cm (39.7")
- Display resolution
- 5120 x 2160 pixels
- Native aspect ratio
- 21:9
- Display technology
- LCD
- Touchscreen
- No
- HD type
- 4K DCI
- Panel type
- IPS
- Response time
- 8 ms
- Screen shape
- Curved
- Contrast ratio (typical)
- 1000:1
- Maximum refresh rate
- 60 Hz
- Display number of colours
- 1.073 billion colours
- Backlight type
- LED
- Display brightness (typical)
- 300 cd/m²
- Anti-glare screen
- Yes
- Screen curvature rating
- 2500R
- Supported graphics resolutions
- 640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 800 (WXGA), 1600 x 1200 (UXGA), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 2048 x 1152, 2560 x 1080, 3840 x 2160, 4096 x 2160, 5120 x 2160
- Supported video modes
- 480p, 720p, 1080i, 1080p
- Viewing angle, horizontal
- 178°
- Viewing angle, vertical
- 178°
- Response time (fast)
- 5 ms
- Pixel pitch
- 0.1815 x 0.1815 mm
- Pixel density
- 140 ppi
- Horizontal scan range
- 27 - 133.286 kHz
- Vertical scan range
- 24 - 86 Hz
- Viewable size, horizontal
- 92.9 cm
- Viewable size, vertical
- 39.2 cm
- Viewable size diagonal
- 100.9 cm
- High Dynamic Range (HDR) supported
- No
- Colour gamut standard
- DCI-P3
- Colour gamut
- 98%
Operational conditions
- Operating temperature (T-T)
- 0 - 40 °C
- Storage temperature (T-T)
- -20 - 60 °C
- Operating relative humidity (H-H)
- 10 - 80%
- Storage relative humidity (H-H)
- 5 - 90%
Ports & interfaces
- Built-in USB hub
- Yes
- HDMI
- Yes
- Headphone out
- Yes
- USB upstream port type
- USB Type-B
- Number of upstream ports
- 1
- Number of USB Type-B upstream ports quantity
- 1
- USB Type-A downstream ports quantity
- 4
- USB Type-C downstream ports quantity
- 1
- USB Power Delivery up to
- 90 W
- VGA (D-Sub) ports quantity
- 0
- DVI port
- No
- HDMI ports quantity
- 2
- HDMI version
- 2.0
- DisplayPorts quantity
- 1
- DisplayPort version
- 1.4
- Thunderbolt 3 ports quantity
- 1
- Audio input
- No
- Headphone outputs
- 1
- Headphone connectivity
- 3.5 mm
Ergonomics
- VESA mounting
- Yes
- Cable lock slot
- Yes
- Height adjustment
- Yes
- Panel mounting interface
- 100 x 100 mm
- Adjustable height (max)
- 12 cm
- Pivot
- No
- Swivelling
- Yes
- Swivel angle range
- -30 - 30°
- Tilt adjustment
- Yes
- Tilt angle range
- -5 - 21°
Other features
- RJ-45 ports quantity
- 1
- Ethernet LAN (RJ-45) ports
- 0
Design
- Market positioning
- Graphics design
- Product colour
- Silver
- Front bezel colour
- Black
- Feet colour
- Silver
Performance
- NVIDIA G-SYNC
- No
- AMD FreeSync
- No
Multimedia
- Built-in speaker(s)
- Yes
- Built-in camera
- No
- Number of speakers
- 2
- RMS rated power
- 18 W
Packaging data
- Package weight
- 21.6 kg
Logistics data
- Harmonized System (HS) code
- 85285210
Network
- Wi-Fi
- No
Carbon footprint
- Total carbon footprint (kg of CO2e)
- 926
- Total carbon emissions, standard deviation (kg of CO2e)
- 149
- Carbon emissions, manufacturing (kg of CO2e)
- 430
- Carbon emissions, logistics (kg of CO2e)
- 112
- Carbon emissions, energy usage (kg of CO2e)
- 377
- Carbon emissions, end-of-life (kg of CO2e)
- 6
- Total carbon emissions, w/o use phase (kg of CO2e)
- 549
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