This 40' curved monitor is perfect for creative professionals, content creators, and productivity enthusiasts who need expansive screen real estate with WUHD 5K2K resolution. Our Dell UltraSharp U4021QWA delivers:
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Best computer monitor technology with 5120x2160 ultra-wide resolution
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Curved computer monitor design with 2300R curvature for immersive viewing
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Thunderbolt computer monitor connectivity for streamlined workspace setup
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IPS monitor panel providing exceptional color accuracy and wide viewing angles
Key Features
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40' curved ultrawide display with cinematic 21:9 aspect ratio
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WUHD 5K2K resolution (5120x2160) for stunning detail and clarity
- Premium IPS monitor technology with 98% DCI-P3 color coverage
- Advanced Thunderbolt 3 hub with 90W power delivery
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UltraSharp precision with factory color calibration
- 2300R curved design for natural peripheral vision
- Multiple connectivity options including USB-C, HDMI, and DisplayPort
- Built-in KVM switch for seamless device switching
- Height-adjustable stand with tilt, swivel, and pivot functionality
- ComfortView Plus technology for reduced blue light emission
Technical Specifications
| Manufacturer |
Dell Technologies |
| Model Number |
U4021QWA |
| Type |
40' Curved Ultrawide Monitor |
| Display Size |
40 inches diagonal |
| Resolution |
WUHD 5K2K (5120 x 2160) |
| Panel Technology |
IPS (In-Plane Switching) |
| Aspect Ratio |
21:9 ultrawide |
| Curvature |
2300R curved design |
| Brightness |
300 cd/m² |
| Contrast Ratio |
1000:1 (typical) |
| Response Time |
5ms (Gray to Gray) |
| Refresh Rate |
60Hz |
| Color Coverage |
98% DCI-P3, 100% sRGB, 100% Rec. 709 |
| Viewing Angles |
178°H / 178°V |
| Connectivity |
Thunderbolt 3, USB-C, HDMI 2.0, DisplayPort 1.4 |
| USB Hub |
4 x USB 3.2 downstream ports |
| Power Delivery |
90W via Thunderbolt 3/USB-C |
| Stand Adjustments |
Height, tilt, swivel, pivot |
| VESA Mount |
100 x 100mm |
| Dimensions (W x H x D) |
965.3 x 544.2 x 243.9 mm |
| Weight |
12.9 kg (with stand) |
| Compatible Systems |
Windows, macOS, Linux |
Frequently Asked Questions
Q: What makes this the best computer monitor for creative professionals?
A: The Dell UltraSharp U4021QWA combines WUHD 5K2K resolution with IPS monitor technology, delivering 98% DCI-P3 color accuracy and factory calibration. The 40' curved design provides immersive workspace for video editing, graphic design, and content creation.
Q: How does the Thunderbolt computer monitor connectivity enhance productivity?
A: The Thunderbolt 3 connection enables single-cable connectivity with 90W power delivery, data transfer, and video transmission. Combined with the built-in USB hub and KVM switch, this curved computer monitor creates a streamlined, clutter-free workspace.
Q: Is this curved computer monitor suitable for gaming and entertainment?
A: While optimized for professional work, the 40' curved ultrawide format with WUHD 5K2K resolution delivers an immersive gaming experience. The 2300R curvature and IPS monitor technology provide excellent viewing angles and color reproduction for entertainment content.
Q: What workspace configurations work best with this monitor?
A: This UltraSharp monitor excels in single-display setups replacing dual monitor configurations. The computer monitor for graphic design applications benefits from Picture-by-Picture and Picture-in-Picture modes, allowing multiple input sources simultaneously on the expansive 40-inch screen.
40' curved monitor Dell UltraSharp U4021QWA for professionals. WUHD 5K2K IPS display with Thunderbolt 3 connectivity and factory color calibration.
