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

Specification

Product
Product id	708034
Brand	Dell
Partnr	DELL-U4021QW
EAN/UPC code	5397184409633
Warranty (months)	3 Years Base Adv Ex
Display
Display diagonal	39.7 inch
Display resolution	5120 x 2160 Pixels
Native aspect ratio	21:9
Panel type	IPS
Display brightness (typical)	300 cd/m²
Response time	8 ms
Display technology	LCD
Backlight type	LED
Anti-glare screen	Y
Screen shape	Curved screen
Screen curvature rating	2500R
Supported graphics resolutions	640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 800 (WXGA), 1600 x 1200 (UXGA), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 2048 x 1152, 2560 x 1080, 3840 x 2160, 4096 x 2160, 5120 x 2160
Supported video modes	480p, 720p, 1080i, 1080p
Contrast ratio (typical)	1000:1
Maximum refresh rate	60 Hz
Viewing angle, horizontal	178 °
Viewing angle, vertical	178 °
Display number of colours	1.073 billion colours
Response time (fast)	5 ms
Pixel density	140 ppi
Pixel pitch	0.1815 x 0.1815 mm
Horizontal scan range	27 - 133.286 kHz
Vertical scan range	24 - 86 Hz
Viewable size, horizontal	929.28 mm
Viewable size, vertical	392.04 mm
Viewable size diagonal	1008.59 mm
RGB colour space	DCI-P3
Colour gamut	98 procent
Performance
NVIDIA G-SYNC	N
AMD FreeSync	N
Multimedia
Built-in speaker(s)	Y
Built-in camera	N
Number of speakers	2
RMS rated power	18 W
Design
Market positioning	Graphics design
Product colour	Black, Silver
Feet colour	Silver
Ports & interfaces
Built-in USB hub	Y
USB upstream port type	USB Type-B
Number of upstream ports	1
Number of USB Type-B upstream ports quantity	1
USB Type-A downstream ports quantity	4
USB Type-C downstream ports quantity	1
USB Power Delivery up to	90 W
DVI port	N
HDMI	Y
HDMI ports quantity	2
HDMI version	2.0
DisplayPorts quantity	1
DisplayPort version	1.4
Thunderbolt 3 ports quantity	1
Audio input	N
Headphone out	Y
Headphone outputs	1
Headphone connectivity	3.5 mm
Ergonomics
VESA mounting	Y
Cable lock slot	Y
Height adjustment	Y
Height adjustment	120 mm
Swivelling	Y
Swivel angle range	-30 - 30 °
Tiltable	Y
Tilt angle range	-5 - 21 °
Packaging data
Package weight	21600 g
Power
Energy efficiency class (SDR)	G
Energy consumption (SDR) per 1000 hours	41 kWu
Power consumption (typical)	41.3 W
Power consumption (standby)	0.3 W
Power consumption (max)	240 W
Power consumption (off)	0.3 W
Power consumption (PowerSave)	44.81 W
AC input voltage	100 - 240 V
AC input frequency	50/60 Hz
Input current	2.8 A
Energy efficiency scale	A to G
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Storage temperature (T-T)	-20 - 60 °C
Operating relative humidity (H-H)	10 - 80 procent
Storage relative humidity (H-H)	5 - 90 procent
Weight & dimensions
Width (with stand)	946.6 mm
Depth (with stand)	248 mm
Height (with stand)	577.3 mm
Weight (with stand)	13800 g
Width (without stand)	946.6 mm
Depth (without stand)	59.6 mm
Height (without stand)	419.1 mm
Weight (without stand)	9500 g
Bezel width (side)	11.3 mm
Bezel width (top)	11.3 mm
Bezel width (bottom)	15.8 mm
Other features
RJ-45 ports quantity	1