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header-product Monitor DELL UltraSharp U3423WE 34.1" UltraWide Quad HD LCD 3440 x 1440
796.99 €

Monitor DELL UltraSharp U3423WE 34.1" UltraWide Quad HD LCD 3440 x 1440

Monitor DELL UltraSharp U3423WE Photo 1
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Monitor DELL UltraSharp U3423WE Photo 10
Monitor DELL UltraSharp U3423WE Photo 11
Monitor DELL UltraSharp U3423WE Photo 1
Monitor DELL UltraSharp U3423WE Photo 2
Monitor DELL UltraSharp U3423WE Photo 3
Monitor DELL UltraSharp U3423WE Photo 4
Monitor DELL UltraSharp U3423WE Photo 5
Monitor DELL UltraSharp U3423WE Photo 6
Monitor DELL UltraSharp U3423WE Photo 7
Monitor DELL UltraSharp U3423WE Photo 8
Monitor DELL UltraSharp U3423WE Photo 9
Monitor DELL UltraSharp U3423WE Photo 10
Monitor DELL UltraSharp U3423WE Photo 11
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Monitor DELL UltraSharp U3423WE 34.1" UltraWide Quad HD LCD 3440 x 1440

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Monitor DELL UltraSharp U3423WE 34.1" UltraWide Quad HD LCD 3440 x 1440

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Usual Price: 825.99 €
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Short description

The DELL UltraSharp U3423WE is a 34.1" UltraWide Quad HD LCD monitor with a resolution of 3440 x 1440 pixels. It features an 8 ms response time and a native aspect ratio of 21:9, providing an immersive viewing experience with wide horizontal and vertical angles of 178°. The monitor includes built-in speakers and a USB hub (3.2 Gen 2), along with VESA mounting and height adjustment for ergonomic use. Its sleek silver design complements any workspace.
Available at price 796.99 €: 10 pcs.
Total available for order: 231 pcs.
Warranty: 2 Years
SKU: 7744888
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1.89 €

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From 12.46 € (Weight: 15.67 kg)
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36 months installment: from 22.14 euros per month
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Product information

Description

The DELL UltraSharp U3423WE is a 34.1" UltraWide Quad HD LCD monitor (3440 x 1440) with a curved IPS panel designed for wide viewing angles and immersive horizontal workspace. It delivers improved contrast (2000:1 typical), 300 cd/m² brightness and a native 21:9 aspect ratio, and includes built-in speakers, a USB 3.2 Gen 2 hub with a downstream USB Type-C port, VESA mounting and height adjustment for ergonomic setup. The monitor's silver finish suits professional and home workspaces.

Advantages

The IPS panel and 34.1" UltraWide Quad HD resolution provide a wide, detailed workspace with consistent color and 178° viewing angles. A curved screen enhances immersion and reduces eye movement across wide documents or timelines. A 2000:1 typical contrast ratio and ComfortView Plus support improved perceived contrast and reduced blue light emission. Integrated USB hub and speakers simplify connectivity and reduce desktop clutter while VESA compatibility and height adjustment support ergonomic positioning.

Suitable for

  • Multitasking and productivity with wide horizontal screen space
  • Content review and office work requiring accurate colors and wide viewing angles
  • Video conferencing and multimedia with built-in speakers and USB connectivity

Key specifications

  • Display: 34.14" curved LCD, IPS
  • Resolution: 3440 x 1440 (UltraWide Quad HD), 21:9 aspect ratio
  • Brightness (typical): 300 cd/m²
  • Contrast ratio (typical): 2000:1
  • Response time: 8 ms
  • Pixel pitch: 0.233 x 0.233 mm
  • Viewing angles: 178° horizontal / 178° vertical
  • Connectivity: built-in USB hub (USB 3.2 Gen 2), 1 downstream USB-C port
  • Built-in speakers: Yes
  • Mounting and ergonomics: VESA mounting, height adjustment
  • Color: Silver
  • Energy class (SDR): F; energy consumption (SDR) per 1000 h: 31 kWh

How to use

Place the monitor on a stable desk or mount it using a compatible VESA arm. Connect the display to your computer via the preferred input and use the USB-C downstream port to connect compatible devices or provide data/power where supported. Adjust the height to align the top of the screen near eye level for ergonomic viewing. Use on-screen display controls to configure brightness, contrast and color settings for your workflow, and enable ComfortView Plus if available to reduce blue light for extended use.

Usage recommendations

For extended productivity sessions, position the monitor so the center of the screen is directly in front of you and maintain a viewing distance of about an arm's length. Use the built-in USB hub to centralize peripherals and update display drivers to ensure optimal performance.

Specifications

Display diagonal: iagonal of the visible part of the screen expressed in centimeters and inches.
34.14 "
Display resolution:
3440 x 1440
HD type:
UltraWide Quad HD
Panel type:
IPS
Display technology:
LCD
Pixel pitch:
0.233 x 0.233
Response time:
8 ms
Contrast ratio (typical):
2000:1
Display brightness (typical):
300 cd/m²
Screen shape:
Curved
USB Type-C downstream ports quantity:
1
Built-in USB hub:
Yes
VESA mounting:
Yes
Built-in speaker(s):
Yes
Energy efficiency class (SDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
F
Energy efficiency class (HDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
Not available
Energy consumption (SDR) per 1000 hours: Power consumption in switched-on state expressed in W.
31 kWh
Product colour:
Silver
All features

Display

Display diagonal: iagonal of the visible part of the screen expressed in centimeters and inches.
34.14 "
Display technology:
LCD
HD type:
UltraWide Quad HD
Panel type:
IPS
Display resolution:
3440 x 1440
Pixel pitch:
0.233 x 0.233
Response time:
8 ms
Contrast ratio (typical):
2000:1
Display brightness (typical):
300 cd/m²
Viewing angle, vertical:
178 °
Viewing angle, horizontal:
178 °
Horizontal scan range:
30 - 90
Supported video modes:
480p, 576p, 720p, 1080i, 1080p
Native aspect ratio:
21:9
Vertical scan range:
56 - 76
Pixel density:
109 ppi
Colour gamut:
98 %
Backlight type:
Edge LED
Touchscreen:
No
Anti-glare screen:
Yes
Response time (fast):
5 ms
High Dynamic Range (HDR) supported:
No
Colour gamut standard:
DCI-P3

Design

Screen shape:
Curved
Product colour:
Silver
Panel mounting interface:
100 x 100
Bezel width (side):
9.66 mm
Bezel width (top):
10.35 mm
Bezel width (bottom):
13.9 mm
Market positioning:
Business
Detachable stand:
Yes
Feet colour:
Silver
Front bezel colour:
Black

Ports & interfaces

HDMI ports quantity:
2
DisplayPorts quantity:
1
Ethernet LAN (RJ-45) ports:
0
USB Type-C downstream ports quantity:
1
AC (power) in:
Yes
Headphone out:
No
Built-in USB hub:
Yes
USB hub version:
3.2 Gen 2 (3.1 Gen 2)
USB upstream port type:
USB Type-C
USB Type-A downstream ports quantity:
4
HDMI version:
2.1
HDMI:
Yes
Built-in KVM switch:
Yes
HDCP version:
2.2
DisplayPort version:
1.4
USB Type-C DisplayPort Alternate Mode:
Yes
USB Power Delivery (USB PD):
Yes
Charging port type:
USB Type-C
USB Power Delivery up to:
90 W
Number of USB Type-C upstream ports quantity:
2

Ergonomics

Swivel angle range:
-30 - 30
Cable management:
Yes
Tilt adjustment:
Yes
Cable lock slot type:
Kensington
VESA mounting:
Yes
Adjustable height (max):
150 mm

Audio

Built-in speaker(s):
Yes

Performance

HDCP:
Yes
sRGB coverage (typical):
100 %
On Screen Display (OSD):
Yes

Network

Wi-Fi:
No

Multimedia

RMS rated power:
10 W
Built-in camera:
No
Number of speakers:
2

Technical details

Sustainability certificates:
ENERGY STAR
Compliance certificates:
RoHS

Other features

Maximum refresh rate:
60 Hz
Viewable size diagonal:
867.16 mm
Audio output:
Yes
Viewable size, vertical:
335.05 mm
Power supply type:
Internal
Viewable size, horizontal:
800.05 mm
Cable lock slot:
Yes
LED indicators:
Y
Height adjustment:
Yes
Tilt angle range:
-5 - 21
Pivot:
No
Quick start guide:
Yes
Heavy metals free:
Hg (mercury)
Swivelling:
Yes
RJ-45 ports quantity:
1
Weight (without stand):
7720 g
Height (without stand):
359.05 mm
Depth (without stand):
60.15 mm

Power

Energy efficiency class (SDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
F
Energy efficiency class (HDR): Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.
Not available
Energy consumption (SDR) per 1000 hours: Power consumption in switched-on state expressed in W.
31 kWh
Power consumption (typical): Power consumption in switched-on state expressed in W.
31 W
Power consumption (off):
0.3 W
Power consumption (standby):
0.3 W
Power consumption (max):
198 W
AC input frequency:
50 - 60
AC input voltage:
100 - 240
European Product Registry for Energy Labelling (EPREL) code:
1264609

Weight & dimensions

Weight (with stand):
11010 g
Width (with stand):
813.26 mm
Height (with stand):
542.77 mm
Depth (with stand):
237.44 mm
Width (without stand):
813.26 mm

Packaging content

Cables included:
AC, DisplayPort, HDMI, USB Type-A to USB Type-C, USB Type-C to USB Type-C
Stand included:
Yes
HDMI cable length:
1.8 m
DisplayPort cable length:
1.8 m

Packaging data

Package weight:
15650 g

Carbon footprint

Total carbon footprint (kg of CO2e):
804
Total carbon emissions, standard deviation (kg of CO2e):
196
Carbon emissions, manufacturing (kg of CO2e):
440
Carbon emissions, logistics (kg of CO2e):
98
Carbon emissions, energy usage (kg of CO2e):
255
Carbon emissions, end-of-life (kg of CO2e):
11
Total carbon emissions, w/o use phase (kg of CO2e):
549
PAIA version:
1.3.1

Sustainability

Doesn't contain:
PVC/BFR

Reasons to buy

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.
Beauty in the way you work

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.
All-encompassing experience

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 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).
Your hub for connectivity

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.
Uninterrupted connection

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 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:
Setup a single keyboard and mouse to be shared easily between multiple PCs with USB KVM wizard. Quick access menu or hotkey allow 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.
Improved Dell Display Manager

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.
Style meets function

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.
Green thinking for today and tomorrow

A brand you can rely on

As the No. 1 monitor company worldwide, we take pride in our unyielding commitment to quality and the utmost customer satisfaction.
A brand you can rely on

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.
Premium Panel Exchange

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Stock data
Warehouse Stock Delivery to the store Store Price
EU16 10 09.07.2026 796.99 €
WH94 5 09.07.2026
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843.99 €
WH334 90 09.07.2026 849.99 €
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796.99 €
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Discount 4%
843.99 €
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861.49 €
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863.99 €
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965.99 €
Stock: 2
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Available only for legal entities
879.99 €
Stock: 92
Delivery Date: 23.07.2026
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1,039.49 €
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Warehouse: EU6

Energy label

Energy label
DELL-U3423WE
Model

Device manufacturer code

Dell
Manufacturer

Device manufacturer

34.14 "
Display diagonal

iagonal of the visible part of the screen expressed in centimeters and inches.

F
Energy efficiency class (SDR)

Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.

Not available
Energy efficiency class (HDR)

Energy efficiency class is a standard classification that is used all over Europe and which is understandable at first sight. Products can be efficiently compared according to classes, starting from A (the most energy efficient class), and ending with G (the most energy-intensive class). The classification of energy efficiency is based on annual energy consumption which is being calculated on the basis of several different parameters.

31 kWh
Energy consumption (SDR) per 1000 hours

Power consumption in switched-on state expressed in W.

Customer reviews

Customer questions

FAQ

How much does the Monitor DELL UltraSharp U3423WE cost, and is it available for purchase?

The price is 796.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 231 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities. All transactions are 100% secure and encrypted.

Can Monitor DELL UltraSharp U3423WE be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Monitor DELL UltraSharp U3423WE online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Dell products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Dell service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: display diagonal, display resolution, hd type, panel type, display technology, pixel pitch, response time, contrast ratio (typical), display brightness (typical), screen shape, usb type-c downstream ports quantity, built-in usb hub, vesa mounting, built-in speaker(s), energy efficiency class (sdr), energy efficiency class (hdr), energy consumption (sdr) per 1000 hours, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for Monitor DELL UltraSharp U3423WE?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
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