Dell UltraSharp U4021QW

5120 x 2160 pixels, 39.70"
Price in EUR including VAT, free shipping

Product details

Work with focus thanks to immersive productivity on the world's first curved, ultra-wide WUHD 5K2K 40" monitor.i With 35% more screen space than a 32" 4K, 16:9 display, you can view all your tasks at once.

The
curved 2500R screen provides a wider field of view, minimizes reflections, and offers near-uniform visual focus for comfortable all-around viewing. This extra screen real estate lets you see even the smallest details thanks to 5120 x 2160 resolution and 140 ppi pixel density.

Expect consistent color and image quality across a wide viewing angle thanks to IPS technology. Enjoy lifelike colors with an incredible 1.07 billion color depth and wide color coverage of various industry standards, including 100% sRGB and 100% Rec. 709 and 98% DCI-P3. DCI-P3 (with nearly 25% more coverage than sRGB) enables a wider color spectrum and is quickly becoming the color standard for creating and displaying content.

2 integrated 9W speakers provide a high-quality audio experience that immerses you deeper into your work. Connectivity for more productivity: With Thunderbolt 3 and RJ45, this monitor acts as a productivity hub with stable Ethernet connectivity and power (up to 90 Wi - all in a cable-free configuration.

Thunderbolt 3 offers speeds of up to 40 Gbit/si and provides a compact connection that does it all - the fastesti and most versatile connection to any docking station, displayi or data peripheral.

With comprehensive connectivity options, including Thunderbolt 3, DP1.4, HDMI, USB-C, and ultra-fast USB at 10 Gbit/si, you can connect a wide range of devices. In addition, the convenient USB-C and ultra-fast USB (at 10 Gbit/si) ports on the front let you quickly connect peripherals, such as storage devices and cell phones, and take advantage of the up to 15W charging capability (via USB-C).

Key specifications

Monitor type
Curved monitor
Graphic monitor
Display resolution
5K
Screen technology
LCD
Refresh rate
60 Hz
Video connections
DisplayPort (1x)
HDMI (2x)
USB ports
Thunderbolt
USB-A
USB-C
Monitor equipment
Integrated loudspeakers
Integrated USB hub
Documents
Item number
14887383

General information

Manufacturer
Category
Manufacturer no.
DELL-U4021QW
Release date
4.3.2021
Sales rank in Category Monitor
External links

Colour

Colour group
Silver
Exact colour description
Silver

Display properties

Monitor type
Curved monitor
Graphic monitor
Display size (inches)
39.70"
Screen size (cm)
100.90 cm
Image resolution
5120 x 2160 pixels
Display resolution
5K
Pixel density
140 ppi
Pixel pitch
0.03 mm
Screen technology
LCD
Panel technology
IPS
Refresh rate
60 Hz
Aspect ratio
21:9
Screen surface
Anti-glare
Contrast ratio
1000 :1
Response time (grey-to-grey)
8 ms
Reaction time MPRT
5 ms
Brightness
300 cd/m²
Colour depth
10 bits
Colour space coverage
DCI-P3: 98%
Rec. 709: 100%
sRGB: 100%
Viewing angle (H)
178°
Viewing angle (V)
178°
Screen curvature
2500R

Features + Functions

Monitor equipment
Integrated loudspeakers
Integrated USB hub
Connectivity
HDMI
Touch
Without touch function

Mounting + Ergonomics

Adjustability
Height-adjustable
Rotatable
Tiltable
VESA wall mount type
100 x 100 mm

Connections

Video connections
DisplayPort (1x)
HDMI (2x)
HDMI version
2.0
DisplayPort version
1.4
USB ports
Thunderbolt
USB-A
USB-C
Exact USB ports
Thunderbolt (1x)
USB-A 2.0 (4x)
USB-C 4 (1x)
Audio Connections
Jack 3.5mm (1x)
Network connections
RJ45 (1x)
Data ports
1 x USB-C
USB Type-A (4x)
USB type-B (1x)

Power supply

USB Type C Power supply
90 W
Power consumption
41.30 W
Power consumption (standby)
0.30 W
Power consumption (Off)
0.30 W
Energy consumption per year
41 kWh

Energy declaration

Energy efficiency class
G

Origin

Country of origin
China

Sustainability

Manufacturer commitment
RE100
SBTi

Scope of delivery

Scope of delivery
USB-C to USB-C cableHDMI cableDisplayPort cable - DisplayPort to DisplayPortUSB 3.2 Gen 1 upstream cable - USB Type A to B

Product dimensions

Width
947 mm
Length
248 mm
Height
577.30 mm
Weight
13.80 kg

Package dimensions

Length
109 cm
Width
54 cm
Height
25 cm
Weight
21.64 kg

14-day cancellation right
30-day right of return
Return policy
24 Months Statutory warrantyGuarantee provisions
4 additional offers

Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Monitor» category have a defect within the first 24 months?

Source: Galaxus
  • 4.ēlo
  • 4.HP
  • 6.Dell
  • 6.iiyama
  • 8.AOC

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • 1.Fujitsu
  • 2.Dell
  • 2.LC-Power
  • 2.MSI
  • 2.Samsung

Return rate

How often is a product of this brand in the «Monitor» category returned?

Source: Galaxus
  • 2.Hannspree
  • 2.Philips
  • 4.Dell
  • 5.Lenovo
  • 6.AOC
Source: Galaxus

Translation: machine translated
Overall ratingGood75/100
Very good80/100
PC Welt Online Logo
PC Welt OnlineSingle testReleaseAugust 2024
  • PositiveSharp, vivid, colour-accurate 5K display
  • PositiveOpulent connectivity including Thunderbolt and LAN
  • PositiveLong list of menu options and functions
  • PositiveThe refresh rate of 120 Hz is impressive at this resolution
  • NegativeThe stand is wobbly and difficult to adjust
  • NegativeThe contrast ratio lags far behind that of the OLED competition
Good70/100
CT Magazin Logo
CT MagazinSingle testReleaseApril 2022

With plenty of work space, rich colours, sharp display and enormous flexibility thanks to many connections, Dell's U4021QW is recommended for mobile workers who want a small, slim notebook on the road but a full-fledged monitor at home. If you don't mind the high price of 1700 euros, the only mediocre contrast and the low maximum brightness - especially with Uniformity Compensation activated - you...