DELL UltraSharp U3421WE LED display 86.6 cm (34.1") 3440 x 1440 pixels LCD Black

DELL UltraSharp U3421WE LED display 86.6 cm (34.1") 3440 x 1440 pixels LCD Black

  • Brand: DELL
  • Category:
  • SKU: DELL-U3421WE
  • EAN: 5397184409558 0884116381174 57 ...6381174 5704174950813 5704174476948more
86.6cm (34.1") WQHD 3440 x 1440 LED IPS, 21:9, 300cd/m², 1.073B, 8ms, 178°/178°, 1000:1

Trade Prices

Distributor Product SKU Stock Updated Price
SYNAXON "DELL UltraSharp U3421WE 86.7 cm (34.1"") Curved Screen LCD Monitor - 863.60 mm Class - USB Hub" STD10007173 Register free see stock

Retail Prices

Merchant Product Condition Updated Price
Amazon New £983.00
Amazon New £1,344.09
Amazon New £950.00
Amazon New £1,036.68
Amazon New £973.00
Amazon New £1,266.74
Amazon New £972.99

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Reasons To Buy

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.

Green thinking: for today and tomorrow

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

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.<br><br>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.<br><br>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.<br><br>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.

Masterful redesign

Designed with you in mind: Navigate the menu and adjust screen settings with the easy-to-use joystick control. Plus, the three-sided, ultra thin borders let you dive in without distraction.<br><br>Beauty meets function: Crafted with a premium, platinum silver finish, this sleek monitor features a compact base and a hidden cable management design that runs the cables through the monitor riser.<br><br>Comfort is key: Tilt, swivel and adjust the height of your monitor to a maximum of 150mm because you should be comfortable while you work.<br><br>Easy on the eyes: Optimize eye comfort with a flicker-free screen and ComfortView, a feature that reduces harmful blue light emissions.

Your productivity hub

Connect to productivity: With options including RJ45 and USB-C®, your monitor serves as a productivity hub that delivers stable Ethernet and up to 90W of power delivery—all in a clutter-free setup.<br><br>Extensive connectivity: Easily connect to a variety of devices with extensive connectivity options, including DP1.4, HDMI, USB-C and super speed USB 5Gbps. Plus, quick access ports conveniently located at the front enable fast connection to peripherals and charging of mobile phones (up to 15W power charging via USB-C).<br><br>Enhanced manageability: MAC Address pass-through, PXE Boot, and Wake-on-LAN are conveniently built in.<br><br>Multitask efficiently: Connect two PC sources to the monitor. Our intelligent Auto KVM feature detects the latest 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 the KVM (keyboard, video and mouse) feature control both PCs with a single keyboard and mouse.

Enhanced color coverage

Consistent vibrant colors: See stunning images in true-to-life color with an incredible color depth of 1.07 billion colors, and wide color coverage of industry standards including 99% sRGB, 99% Rec. 709 and 95% DCI-P3 color coverage. With 95% coverage of the DCI-P3 color space (which typically offers nearly 25% more coverage than sRGB), DCI-P3 is quickly becoming the color standard for creating and viewing content.<br><br>Accurate color, out of the box: Your monitor is factory calibrated at 99% sRGB to an accuracy of Delta-E less than 2 for accurate colors right from the start.

Productivity never looked so good

Immersive productivity: See more and achieve more on this 34” ultrawide WQHD (3440 x 1440) curved screen. With wider onscreen space, you can multitask effectively—without the need for a dual monitor setup.<br><br>All-encompassing experience: The 1900R screen curvature creates a wider field of view, minimizes reflection and offers near uniform visual focus, for a more comfortable<br>visual experience over extended viewing periods. Plus, the built-in, dual 5W speakers deliver great sound.<br><br>Unparalleled focus: Get incredible depth, breadth and a wrap-around view that helps you focus on your work. With IPS technology, you can expect consistent color and picture quality across a wide 178° viewing angle.


An immersive 34" WQHD curved monitor with wide color coverage and extensive connectivity including RJ45, USB-C® and quick-access front ports.


Built-in speaker(s)Yes
RMS rated power10 W
Built-in speaker(s)Yes
RMS rated power10 W
Built-in cameraNo
AMD FreeSyncNo
Flicker-free technologyYes
Display brightness (typical)300 cd/m²
Screen shapeCurved
Display number of colours1.073 billion colours
Native aspect ratio21:9
Pixel density109 ppi
Maximum refresh rate60 Hz
sRGB coverage (typical)100%
Display technologyLCD
Viewing angle, horizontal178°
Viewing angle, vertical178°
Pixel pitch0.2325 x 0.2325 mm
Horizontal scan range30 - 89 kHz
Vertical scan range48 - 85 Hz
Backlight typeLED
Display resolution3440 x 1440 pixels
Response time8 ms
Display diagonal86.6 cm (34.1")
Contrast ratio (typical)1000:1
Response time (fast)5 ms
Panel typeIPS
DCI-P3 coverage95%
Ethernet LAN (RJ-45) ports1
Number of speakers2
Built-in speaker(s)Yes
RMS rated power10 W
Built-in cameraNo
Market positioningGraphics design
Product colourBlack
Built-in cameraNo
Ports & interfaces
Built-in USB hubYes
USB upstream port typeUSB Type-B, USB Type-C
Number of upstream ports2
USB Type-A downstream ports quantity4
USB Type-C downstream ports quantity1
Headphone outNo
DVI portNo
HDMI ports quantity2
DisplayPorts quantity1
Audio inputNo
Audio outputYes
DisplayPort version1.4
Number of USB Type-B upstream ports quantity1
Number of USB Type-C upstream ports quantity1
Ethernet LAN (RJ-45) ports1
Technical details
Product colourBlack
Weight (with stand)11.7 kg
Height adjustmentYes
AC input voltage120 - 230 V
AC input frequency50 - 60 Hz
Power consumption (max)210 W
Power consumption (standby)0.3 W
Power consumption (typical)31.6 W
Power consumption (off)0.2 W
Energy efficiency scaleA to G
Energy efficiency class (SDR)F
Energy consumption (SDR) per 1000 hours32 kWh
Weight & dimensions
Weight (with stand)11.7 kg
European Product Registry for Energy Labelling (EPREL) code344907
Total carbon footprint880 kg of CO2e
Carbon footprint
Total carbon footprint880 kg of CO2e
Total carbon emissions (w/o Use phase)617 kg of CO2e
Total carbon emissions (Standard deviation)269 kg of CO2e
Carbon emissions (Energy Usage)263 kg of CO2e
Carbon emissions (Manufacturing)531 kg of CO2e
Carbon emissions (Logistics)82 kg of CO2e
Carbon emissions (End-of-Life)5 kg of CO2e
Logistics data
Harmonized System (HS) code85285210
Total carbon footprint880 kg of CO2e
Other features
Power consumption (max)210 W
Energy efficiency scaleA to G
Ethernet LAN (RJ-45) ports1
DCI-P3 coverage95%