Dell UltraSharp U4021QW LED Monitor - 40-inch, 4K, Curved, Silver
- 40-inch curved display •
- 5120x2160 resolution •
- 4K UHD quality •
- USB-C connectivity •
- More features
Offers updated on: 27/7/2026. Paid and non-exhaustive ads ★ The ratings are generated from multiple sources, including data provided by the merchant and publicly available information.
International prices
Description
Introducing the Dell UltraSharp U4021QW LED Monitor - a stunning 40-inch display that will revolutionize your workspace. With a jaw-dropping 4K resolution of 5120 x 2160 pixels, this monitor brings your graphics to life, whether you're designing, gaming, or streaming. Its sleek silver design pairs beautifully with its curved screen, enhancing your viewing experience.
This monitor features advanced IPS technology, offering exceptional color accuracy and a wide viewing angle of 178° both horizontally and vertically. Its anti-glare screen ensures minimal distractions from reflections, making it perfect for long hours of work.
Key features include:
- Display Size: 100.8 cm (39.7")
- Native Aspect Ratio: 21:9
- Brightness: 300 cd/m²
- Colour Accuracy: 98% DCI-P3
- Connectivity: Multiple HDMI and DisplayPort options
- Built-in USB Hub: Conveniently connect your devices
Whether you are a graphic designer needing precise color representation, a video editor requiring high resolution, or simply someone who enjoys immersive gaming, the Dell UltraSharp U4021QW is designed for you.
Imagine working on a multi-monitor setup, where this monitor acts as your primary display, allowing for seamless multitasking. The curved screen offers a more immersive experience, drawing you into your work while providing stunning visuals.
This monitor also supports various graphics resolutions and video modes, enabling compatibility with a wide range of devices. The additional USB ports enhance connectivity, allowing easy access to peripherals while you're deep in your project.
With a height adjustment of up to 12 cm, swivel, and tilt adjustments, you can customize your workspace for maximum comfort. It’s also VESA mount compatible for those who prefer to save desk space.
Stand out in the world of display technology with the Dell UltraSharp U4021QW. Elevate your visual experience today!
Features
Display
- Display diagonal:100.8 cm (39.7")
- Display resolution:5120 x 2160 pixels
- HD type:4K DCI
- Native aspect ratio:21:9
- Display technology:LCD
- Panel type:IPS
- Backlight type:LED
- Touchscreen:No
- Display brightness (typical):300 cd/m²
- Response time:8 ms
- Anti-glare screen:Yes
- Screen shape:Curved
- 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
- Contrast ratio (typical):1000:1
- Maximum refresh rate:60 Hz
- Viewing angle, horizontal:178°
- Viewing angle, vertical:178°
- Display number of colours:1.073 billion colours
- 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%
Performance
- NVIDIA G-SYNC:No
- AMD FreeSync:No
Multimedia
- Number of speakers:2
- RMS rated power:18 W
- Built-in speaker(s):Yes
- Built-in camera:No
Design
- Market positioning:Graphics design
- Product colour:Silver
- Front bezel colour:Black
- Feet colour:Silver
Ports & interfaces
- Built-in USB hub: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
- DVI port:No
- HDMI:Yes
- HDMI ports quantity:2
- HDMI version:2.0
- DisplayPorts quantity:1
- DisplayPort version:1.4
- Thunderbolt 3 ports quantity:1
- Audio input:No
- Headphone out:Yes
- Headphone outputs:1
- Headphone connectivity:3.5 mm
Network
- Wi-Fi:No
Ergonomics
- VESA mounting:Yes
- Panel mounting interface:100 x 100 mm
- Cable lock slot:Yes
- Height adjustment:Yes
- Adjustable height (max):12 cm
- Pivot:No
- Swivelling:Yes
- Swivel angle range:-30 - 30°
- Tilt adjustment:Yes
- Tilt angle range:-5 - 21°
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
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%
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
Packaging data
- Package weight:21.6 kg
Carbon footprint
- Total carbon footprint (kg of CO2e):926
- Total carbon emissions, standard deviation (kg of CO2e):149
- Carbon emissions, manufacturing (kg of CO2e):430.6
- Carbon emissions, logistics (kg of CO2e):112
- Carbon emissions, energy usage (kg of CO2e):377
- Carbon emissions, end-of-life (kg of CO2e):6.23
- PAIA version:1.2.13, 2021
Other features
- RJ-45 ports quantity:1
Logistics data
- Harmonized System (HS) code:85285210
Price history
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