LG 27US550-W.AEK 68.6 cm 27" 3840 x 2160 pixels 4K Ultra HD LCD 5 ms White 27US550-W.AEK

Enjoy your creativity
Experience stunning visual clarity and vibrant colors with the LG UHD monitor. UltraFine supports 4K resolution, 90% DCI-P3, over 300nits brightness, and a 3-side borderless design that provides an efficient workstation for illustrators, photographers, and video editors.

HDR 10 with DCI-P3 90%

See amazing colours
HDR technology is now applied to various content. Our monitor is compatible with industry standard HDR10 (High Dynamic Range), based on the DCI-P3 90% colour gamut, supporting specific levels of colour and brightness that enable viewers to enjoy the dramatic colours of the content.

Ergonomic design

Easy and comfy
The 3-side thin bezel design with the stand's slim-flat form blends into your office or home taking up minimal space. And it allows an ideal working experience through convenient tilt, height, swivel and pivot adjustment.

Switch swiftly
LG Switch app helps to optimize the monitor to your work and life. You can readily divide the whole display up to 6, change the theme design, or even launch a video call platform with a mapped hotkey.

Features


27" UHD 4K (3840x2160) IPS display


HDR10, DCI-P3 90% (Typ.)


Brightness 300nits upgrade


3-side Virtually Borderless


LG Switch



Design


Product colour

White



Weight & dimensions


Height (without stand)

45.4 mm


Height (with stand)

253.2 mm


Depth (without stand)

363.5 mm


Weight (with stand)

6.8 kg


Width (with stand)

613.5 mm


Depth (with stand)

539.2 mm


Width (without stand)

613.5 mm


Weight (without stand)

4.2 kg



Ergonomics


VESA mounting

Yes


Height adjustment

Yes


Swivelling

Yes


Panel mounting interface
0 x 100 mm


Pivot

Yes


Tilt adjustment

Yes



Packaging content


Cables included

HDMI


HDMI cable length

1.5 m



Ports & interfaces


HDMI ports quantity

2


DisplayPort version

1.4


Audio output

Yes


Headphone out

Yes


HDMI

Yes


DisplayPorts quantity

1


Headphone connectivity

3.5 mm



Power


AC input voltage
0 - 240 V


Power consumption (off)

0.3 W


AC input frequency

50/60 Hz


Power consumption (standby)

0.5 W


Energy efficiency class (SDR)

F


Energy efficiency class (HDR)

G


Energy consumption (HDR) per 1000 hours

34 kWh


Energy efficiency scale

A to G


Energy consumption (SDR) per 1000 hours

26 kWh



Display


Viewing angle, vertical
8


Colour depth
bit


Display brightness (typical)

300 cd/m


Maximum refresh rate

60 Hz


High Dynamic Range (HDR) supported

Yes


Anti-glare screen

Yes


Colour gamut standard

DCI-P3


Native aspect ratio
:9


Display diagonal

68.6 cm (27")


Panel type

IPS


Colour gamut

90


Display number of colours

1.07 billion colours


Screen shape

Flat


Contrast ratio (typical)
00:1


Response time

5 ms


Display diagonal (metric)

68.4 cm


Display technology

LCD


High Dynamic Range (HDR) technology

High Dynamic Range 10 (HDR10)


Viewing angle, horizontal
8


Display resolution

3840 x 2160 pixels


HD type

4K Ultra HD



Packaging data


Package height
7 mm


Package depth

447 mm


Package width

690 mm


Package weight

7.3 kg