Dell UltraSharp 40 Curved WUHD Monitor - U4021QW

Dell UltraSharp 40 Curved WUHD Monitor - U4021QW

Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Give your visuals power

Give your visuals power

Redefine productivity on this revolutionary 40” curved WUHD 5K2K monitor that delivers exceptional color and clarity.

  • Give your visuals power: Stay on task with 40-inch curved ultrawide WUHD 5K2K monitor.
  • Your productivity hub: Connect it all with ThunderboltTM  3, RJ45 and more.
  • Masterful design: Take in stylish design features including the improved cable management.

Visit Dell at Retail Stores

Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Give your visuals power

Give your visuals power

More screen to captivate you: Stay on task with immersive productivity on the world’s first 40-inch curved ultrawide WUHD 5K2K monitor *. With 35% more onscreen space than a 32-inch 4K 16:9 screen, you have room to view all of your work at once.

A view that draws you in: The 2500R curved screen creates a wider field of view, minimizes reflection and offers near uniform visual focus, for a comfortable, panoramic, wrap-around view.

Unmatched clarity: Across that additional screen space, you’ll see fine, intricate details with ultra high 5120 x 2160 resolution and a 140 ppi pixel density.

Consistent, vibrant colors: Expect consistent color and picture quality across a wide viewing angle, with IPS technology. See true-to-life color with an incredible color depth of 1.07 billion colors and wide color coverage across industry standards, including 100% sRGB, 100% Rec. 709 and 98% DCI-P3 to Delta E less than 2. DCI-P3 (which offers nearly 25% more coverage than sRGB), enables a wider range of colors and is quickly becoming the color standard for creating and viewing content.

All-encompassing sound: Integrated dual 9W speakers deliver quality sound for an auditory experience that pulls you in even further.

Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Your productivity hub

Your productivity hub

Connect to productivity: With ThunderboltTM  3 and RJ45, this monitor serves as a productivity hub that delivers stable Ethernet* and up to 90W of power delivery*—all in a clutter-free setup.

Lightning speed: ThunderboltTM  3 delivers speeds of up to 40Gbps*, creating one compact port that does it all—delivering the fastest* and most versatile connection to any dock, display* or data peripheral.

Extensive connectivityy: Easily connect to a variety of devices with extensive connectivity options, including ThunderboltTM  3, DP1.4, HDMI and Super speed USB 10Gbps. Plus, quick-access USB-C®  and super speed USB 10Gbps ports conveniently located at the front, enable fast connection to peripherals, such as storage devices and mobile phones, with up to 15W charging capability (via USB-C).

Enhanced manageability: MAC Address pass-through*, PXE Boot, and Wake-on-LAN are conveniently built in.

Multitask efficiently: Effortlessly connect two PC sources to your monitor. Our intelligent Auto KVM feature detects the second connected PC and seamlessly switches controls over. View content from both PC sources with Picture-by-Picture (PbP) and Picture-in-Picture (PiP), and use KVM (keyboard, video and mouse) to control both PCs with a single keyboard and mouse.

Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Masterful design

Masterful design

Easy on the eyes: Experience vibrant color that's easy on your eyes with ComfortView Plus*, an always-on, built-in low blue light screen that reduces harmful blue light emissions while delivering excellent color performance.

Beauty meets function: Crafted with a premium, platinum silver finish, this stylish monitor features a compact base and a hidden cable management design that runs the cables through the monitor riser for a clutter-free setup. Plus, you can navigate the menu and adjust screen settings with the easy-to-use joystick control.

Comfort is key: Tilt, swivel and adjust the height of your monitor because you should be comfortable however and wherever you work.

Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Dell Display Manager

Dell Display Manager

Productive at every level: Easy Arrange allows you to easily tile multiple applications across one or more screens with 38 pre-set window partitions and the ability to personalize up to five windows, giving you improved multitasking abilities.*

Seamless transitions: The auto-restore feature remembers where you left off, so applications will go back to where you left them, even after you’ve unplugged.

More ways to manage: Asset management reports allow IT managers to quickly capture and track monitor information as well as configure multiple monitors at once through a single setup.

The key to convenience: Shortcut keys can save you even more time, letting you easily configure your display management settings so you can get to work faster.

Green thinking: for today and tomorrow

Environmental standards: This monitors meet the latest regulatory and environmental standards such as EnergyStar® , TCO and registered under EPEAT® *.

Eco-conscious packaging: To reduce our manufacturing impact on the environment, this monitor is shipped Styrofoam-free and the packaging is made of at least 75% recycled cardboard.

Energy conservation: Save energy when your monitor is not in use with PowerNap*, a feature that dims or puts your monitor to sleep when it’s not in use.

Advancing sustainability: Dell Technologies is committed to reducing environmental impact throughout the product lifecycle. Read more about our commitment to sustainability and our 2030 Social Impact goals here, and our product’s carbon footprint here.

Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Green thinking: for today and tomorrow

Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Connectivity Options

Connectivity Options

Ports & Slots:
1. Security lock slot | 2. Power connector | 3. HDMI 1 port | 4. HDMI 2 port | 5. DisplayPort in | 6. Audio line-out port | 7. ThunderboltTM  3 (90W)/DisplayPort | 8. USB upstream port | 9. Super speed USB 10 Gbps (USB 3.2 Gen 2 (4)) | 10. RJ45 | 11. USB-C downstream port | 12. Stand lock

Cables Included:
Power cable | DisplayPort cable (DP to DP) | super speed USB 3.2 Gen 1 A to B upstream cable | HDMI cable | ThunderboltTM  4 (USB-C) Active Cable

Peace of mind, guaranteed

Our products are engineered with care and precision, so we guarantee support and peace of mind.

Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | A brand you can rely on

A brand you can rely on
As the No. 1 monitor company worldwide for seven consecutive years (2013 to 2020)*, we take pride in our unyielding commitment to quality and the utmost satisfaction of our customers.
Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Premium Panel Exchange

Premium Panel Exchange
The Dell Premium Panel Exchange allows a free panel replacement during the Limited Hardware Warranty* period even if only one bright pixel is found.
Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Advanced Exchange Service

Advanced Exchange Service
Your monitor comes with a 3-year Advanced Exchange Service* so that if a replacement becomes necessary, it will be shipped to you the next business day during your 3-year Limited Hardware Warranty.*


Complete your experience with accessories designed to make the most of your Dell UltraSharp Monitor.

Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Dell Premier Wireless Keyboard and Mouse | KM717

Dell Premier Wireless Keyboard and Mouse | KM717
Enjoy a uniquely designed, arc-shaped mouse that fits into virtually any workspace, and boost productivity with a keyboard that features multi-OS support and popular shortcut keys.
Dell UltraSharp 40 Curved WUHD Monitor : U4021QW | Dell Pro Stereo Headset | UC350

Dell Pro Stereo Headset | UC350
Experience exceptional audio clarity with this stereo headset that is certified for Microsoft® Skype® for Business. Featuring HD wideband voice to optimize in-person call quality and music clarity.