Dell UltraSharp U5226KW_WOS 52″ 120Hz Monitor

52 inch · 6144 x 2560 · 120 Hz · IPS Black

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Screen size 52 inch
Resolution 6144 x 2560
Refresh rate 120 Hz
Panel IPS Black
Response time 5 ms

Dell UltraSharp U5226KW_WOS 52″ 120Hz Monitor is a 52-inch monitor with 6144 x 2560 resolution, a 120 Hz refresh rate and IPS Black panel. Fine for work and everyday use; for fast shooters look at 144 Hz and up. It came out in 2026.

Released: 2026-01-19

Specifications

Key specs

Screen size: 52 inch
Resolution: 6144 x 2560
Refresh rate: 120 Hz
Panel: IPS Black
Response time: 5 ms
Released: 2026-01-19
Part number: DELL-U5226KWWOS
EAN / UPC: 5397321029144

Display

Surface treatment: Anti-glare Low Reflectance
Display diagonal: 132.1 cm (52")
Display resolution: 6144 x 2560 pixels
HD type: 6K Ultra HD
Native aspect ratio: 21:9
Display technology: LCD
Panel type: IPS Black
LED backlight: Yes
Backlight type: Edge LED
Display brightness (typical): 400 cd/m²
Response time: 8 ms
Response time measurement type: GTG (Gray to Gray)
Anti-glare screen: Yes
Screen shape: Curved
Screen curvature rating: 4200R
Supported graphics resolutions: 640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1280 x 800, 1600 x 1200, 1600 x 900, 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 1920 x 1200 (WUXGA), 2560 x 1440, 3840 x 2160
Supported video modes: 480p, 576p, 720p, 1080p, 2160p
Contrast ratio (typical): 2000:1
Maximum refresh rate: 120 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 1.07 billion colours
Response time (fast): 5 ms
Pixel pitch: 0.19644 x 0.19644 mm
Pixel density: 129 ppi
Horizontal scan range: 30 - 326 kHz
Vertical scan range: 48 - 120 Hz
Viewable size, horizontal: 120.7 cm
Viewable size, vertical: 50.3 cm
Viewable size diagonal: 130.8 cm
Surface hardness: 3H
sRGB coverage (typical): 100%
Dell ComfortView technology: Yes
DCI-P3 coverage: 99%
Heat dissipation (typical): 217.01 BTU/h

Performance

Flicker-free technology: Yes
Low Blue Light technology: Yes
Windows operating systems supported: Yes
Mac operating systems supported: MacOS
Linux operating systems supported: Yes

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Multimedia

Number of speakers: 2
RMS rated power: 18 W
Built-in speaker(s): Yes

Design

Market positioning: Professional
Product colour: Silver
Colour name: Platinum Silver
Front bezel colour: Black
Detachable stand: Yes
Feet colour: Silver

Ports & interfaces

Built-in USB hub: Yes
USB hub version: 3.2 Gen 2x2
USB upstream port type: USB Type-C
Number of upstream ports: 4
Number of downstream ports: 7
Number of USB Type-C upstream ports quantity: 3
USB Type-A downstream ports quantity: 5
USB Type-C downstream ports quantity: 2
USB Type-C DisplayPort Alternate Mode: Yes
USB Power Delivery (USB PD): Yes
USB Power Delivery up to: 140 W
HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.1
DisplayPorts quantity: 2
DisplayPort version: 1.4
Thunderbolt 4 ports quantity: 1
Built-in KVM switch: Yes
HDCP: Yes

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100,200 x 100,200 x 200
Cable management: Yes
Cable lock slot: Yes
Picture-in-Picture: Yes
On Screen Display (OSD): Yes
Plug and Play: Yes

Power

Energy efficiency class (SDR): G
Energy efficiency class (HDR): Not available
Energy consumption (SDR) per 1000 hours: 64 kWh
Power consumption (typical): 63.6 W
Power consumption (standby): 0.5 W
Power consumption (max): 430 W
Power consumption (off): 0.3 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Input current: 5.5 A
Power supply type: Internal
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%
Storage relative humidity (H-H): 5 - 90%
Operating altitude: 0 - 5000 m
Non-operating altitude: 0 - 12192 m

Weight & dimensions

Width (without stand): 1223.3 mm
Depth (without stand): 111.9 mm
Height (without stand): 529 mm
Weight (without stand): 12.9 kg
Bezel width (side): 1.03 cm
Bezel width (top): 1.03 cm
Bezel width (bottom): 1.58 cm

Carbon footprint

Carbon emissions, manufacturing (kg of CO2e): 287.202
Carbon emissions, logistics (kg of CO2e): 56.109
Carbon emissions, energy usage (kg of CO2e): 309.075
Carbon emissions, end-of-life (kg of CO2e): 298.614
PAIA version: GaBi version 1, 2025

Other features

HBR3 support: Yes
Picture-by-Picture (PbP): Yes
Delta E: 1.5
Video colour modes: BT.709
Compliance certificates: RoHS
Ethernet LAN data rates: 2500 Mbit/s
Ethernet LAN (RJ-45) ports: 1
Certification: Eye Comfort

Brand-specific features

Dell Display Manager (DDM) compatibility: Yes

Check the manufacturer's page before buying.

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About this product

Unlock unparalleled productivity with this 6K ultrawide monitor designed for seamless multitasking, superior visual clarity, and all-day eye comfort.

User manual (PDF)

U5226KW_WOS vs similar monitors

	Dell UltraSharp U5226KW_WOS 52″ 120Hz Monitor	Samsung LS49C950UACXXK 49″ 120Hz Monitor	Lenovo ThinkVision P40WD-40 Monitor	LG 49WQ95C-W.AWH 49″ 144Hz Monitor
Screen size	52 inch	49 inch	40 inch	49 inch
Resolution	6144 x 2560	5120 x 1440	5120 x 2160	5120 x 1440
Refresh rate	120 Hz	120 Hz	120 Hz	144 Hz
Panel	IPS Black	VA	IPS	IPS
Response time	5 ms	5 ms	4 ms	5 ms
Released	2026	2026	2026	2026