Dell U3423WE UltraSharp 34" WQHD 60Hz Curved USB-C Hub Monitor
SKU: DELL-U3423WE
£676.26 (Excl. VAT)
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Dell UltraSharp U3423WE 34" WQHD Curved USB-C Hub Monitor – IPS Black, 60Hz, 90W PD, Dual 5W Speakers


Beauty in the way you work
Immerse yourself in deep blacks, vivid colors, and effortless productivity on this 34” curved WQHD (3440 x 1440) monitor.
All-encompassing experience
Exceptional contrast:
Experience superior black and consistent grey performance with exceptional contrast (2000:1) across a wide viewing angle with IPS Black technology.
Immersive design:
This ultra-wide, curved screen improves your field of view, reduces reflections, and creates a near-uniform visual focus.
Built-in speakers:
Deliver clear audio with integrated dual 5W speakers.
Brilliant color:
See your work in vibrant, consistent colors across a wide viewing angle with a color depth of 1.07 billion colors and wide color coverage—98% of the DCI-P3 color space (99% sRGB).
Enhanced eye comfort:
ComfortView Plus—an always-on, built-in low blue light screen—reduces potentially harmful blue light emissions without compromising color.
Your hub for connectivity
Jumpstart productivity:
Wake up and switch on your laptop with the power sync feature.
Enhanced connectivity:
Streamline your workspace with extensive connectivity ports including USB-C (up to 90W power delivery), RJ45 (Ethernet), DP1.4, and HDMI. Quick Access USB-C (up to 15W of power charging) and super speed USB 10Gbps ports enable easy connections and fast data transfers.
Multitask better:
Connect to two PC sources and Auto KVM (keyboard, video, mouse) will seamlessly switch controls over to the second connected PC. Use the KVM feature to control both PCs with a single keyboard and mouse. The KVM wizard makes setup a breeze.
See more on one screen:
View content from two PC sources with Picture-in-Picture (PiP) and Picture-by-Picture (PbP).
Uninterrupted connection
RJ45 (Ethernet) lock to PC gives you the flexibility to lock the wired Ethernet to a chosen PC while continuing to work from dual PC inputs.
Improved Dell Display Manager
Modern Intuitive User Interface:
New modern user interface for ease of use and personalization of features with Menu launcher.
Productive at every level:
Easy Arrange allows you to easily tile multiple applications across one or more screens with 49 pre-set window partitions and the ability to personalize up to five windows, giving you improved multitasking abilities.
Stay updated:
Get automatic notification anytime for new updates on monitor firmware and software.
Optimize front of screen experience:
Get a uniform color experience from your monitor seamlessly by matching the color preset of the monitor and the supported ICC profile.
Easy setup and sharing of accessories:
Set up a single keyboard and mouse to be shared easily between multiple PCs with USB KVM wizard. Quick access menu or hotkey allows convenient fast switching between PCs.
Easy deployment:
DDM is compatible with management tools such as SCCM, InTune, and Command Line Interface scripts for easy IT integration and deployment with asset management.

Style meets function
Designed with purpose:
With a premium platinum finish, a three-sided ultrathin bezel design, a small base, and an elegant cable management system made to reduce clutter, it’s the monitor built to match any workspace.
Easy to use:
Navigate the menu and adjust screen settings with a conveniently placed joystick control.
Built for comfort:
Tilt, swivel, slant and adjust the height of your monitor, so you can work however you’re most comfortable.
Green thinking for today and tomorrow
Environmental standards:
This monitor uses 85% PCR (Post-consumer Recyclable) plastic in the design, 90% recycled aluminum, and meets the latest environmental standards, such as EnergyStar® and TCO Certified Edge, and is registered EPEAT® Gold.
Eco-conscious packaging:
Designed with the environment in mind, Dell commercial monitors come in 100% recyclable cardboard packaging.
Energy conservation:
Save energy when your monitor’s not in use with PowerNap, a feature that dims or puts your monitor to sleep when it’s not in use.
Advanced sustainability:
Dell Technologies is committed to reducing environmental impact throughout the product lifecycle. Read more about our commitment to sustainability our 2030 Social Impact goals here, and our product’s carbon footprint here.
Dell UltraSharp U3423WE Monitor with the screen down and numbers from 1 to 13 signaling the ports available below the product.
Connectivity Options
Ports & Slots
1. Security lock slot (based on Kensington Security Slot™ )
2. Power connector
3. HDMI port (2)
4. Stand lock feature
5. DisplayPort
6. Type-C upstream port (video and data) Super speed USB 10 Gbps (USB 3.2 Gen2)
7. Audio line-out port
8. Type-C upstream port (data only) Super speed USB 10 Gbps (USB 3.2 Gen2)
9. Type-A downstream port (4) Super speed USB 10 Gbps (USB 3.2 Gen2)
10. RJ45 port
11. Type-A downstream port with Power Charging. Super speed USB 10 Gbps (USB 3.2 Gen2)
12. Type-C downstream port. Super speed USB 10 Gbps (USB 3.2 Gen2)
13. Speakers
Cables Included
1. Power cable
2. DisplayPort 1.8 M cable (DisplayPort to DisplayPort)
3. HDMI 1.80 M cable
4. USB-A to USB-C Gen2 cable 1.0 M (A to C)
5. Type-C 1.0 M cable (C to C) -
General Display Type Active matrix - TFT LCD Energy Class Class F Diagonal Size 34.14" Curved Screen Yes Built-in Devices KVM Switch, USB 3.2 Gen 2/USB-C hub USB Power Delivery 90 Watt Panel Type IPS Black Aspect Ratio 21:9 Native Resolution WQHD 3440 x 1440 at 60 Hz Pixel Pitch 0.2325 mm Pixel Per Inch 109 Brightness 300 cd/m² Contrast Ratio 2,000:1 Colour Support 1.07 billion colours Colour Gamut DCI-P3 98%, Display P3 98%, sRGB 100%, Rec 709 100% Response Time 5 ms (grey-to-grey fast), 8 ms (grey-to-grey normal) Horizontal Viewing Angle 178° Vertical Viewing Angle 178° Screen Coating Anti-glare 3H hardness Backlight Technology WLED edgelight backlight Features Mercury free, arsenic-free glass, Delta E<2 calibration, 3-sided bezelless, Dell ComfortView Plus Dimensions (WxDxH) 81.326 cm x 23.744 cm x 39.277 cm - with stand (lowest position) Weight 11.44 kg Audio Speakers Type 2 x 5W Connectivity Interfaces DisplayPort version 1.4 (HDCP2.2) 1 HDMI port version 2.1 (TMDS) (HDCP2.2) 2 USB Type-C upstream port (video and data) (Alternate mode with DisplayPort 1.4, Power Delivery PD up to 90 W) 1 USB-C upstream port (data only, 10 Gbps USB 3.2 Gen2) 1 SuperSpeed USB 10 Gbps (USB 3.2 Gen2) Type-A downstream port 4 SuperSpeed USB 10 Gbps (USB 3.2 Gen2) Type-C downstream port with charging capability at 15 W (maximum) 1 SuperSpeed USB 10 Gbps (USB 3.2 Gen2) Type-A with BC1.2 charging capability at 2 A (maximum) 1 Audio line-out port 1 RJ45 port 1 Mechanical Display Position Adjustments Display Position Adjustments Height, pivot (rotation), swivel, tilt Tilt Angle -5°/+21° Swivel Angle -30°/+30° Height Adjustment 150 mm VESA Mounting Interface 100 x 100 mm Miscellaneous Features Security lock slot (cable lock sold separately) VESA interface support, anti-theft stand lock slot Cables Included 1 x DisplayPort cable - DisplayPort to DisplayPort - 1.8 m 1 x USB-C to USB-C cable - 1 m 1 x HDMI cable - 1.8 m 1 x USB cable - USB Type A to C - 1 m Compliant Standards BFR-free, PVC-free Power Input Voltage Input Voltage AC 100-240 V (50/60 Hz) Power Consumption (On mode) 31 W Power Consumption (Typical) 198 Watt Power Consumption Stand by 0.3 Watt Power Consumption (Off Mode) 0.3 Watt On / Off Switch Yes Dimensions & Weight Dimensions & Weight Details With stand (lowest position) width: 81.326 cm - depth: 23.744 cm - height: 39.277 cm - weight: 11.44 kg With stand (highest position) width: 81.326 cm - depth: 23.744 cm - height: 54.277 cm - weight: 11.44 kg Without stand width: 81.326 cm - depth: 5.75 cm - height: 35.905 cm - weight: 7.72 kg Dimensions & Weight (Shipping) Shipping Weight Shipping Weight 15.65 kg Environmental Standards EPEAT Compliant EPEAT Compliant EPEAT Gold ENERGY STAR Certified Yes Manufacturer Warranty Service & Support Limited warranty 3 years - response time: next business day Bundled Services 3-Year Advanced Exchange Service and Premium Panel Exchange Environmental Parameters Min Operating Temperature Min Operating Temperature 0 °C Max Operating Temperature 40 °C Humidity Range Operating 10 - 80% (non-condensing) -
The limited hardware warranty for Dell monitors purchased independently of a computer lasts for the period indicated on your packing slip, invoice, receipt, or other sales documentation. Dell monitors certified according to TCO Certified Displays will have a 3-year base warranty with an extended warranty of up to two years, as indicated on the accompanying packing slip, invoice, receipt, or other sales documentation.
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Description Downloads Dell U3423WE UltraSharp 34" WQHD 60Hz Curved USB-C Hub Monitor Quick Start Guide Downloads
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