HDR 10
Meet the UHD 4K HDR Monitor
This monitor is compatible with HDR10 to represent details in bright and dark parts of high dynamic range contents.

IPS with sRGB 98% (Typ. )
True Colour and Wider View
LG IPS display has extraordinary colour accuracy, covering 98 of the sRGB colour spectrum. It also has a wider viewing angle, so it's even easier to enjoy true colour visuals.

Colour Calibrated
It is Colour Calibrated to help maintain accurate colour on the screen and prevent gradual changes, so it preserves the original intend colour.

RADEON FreeSync
Clearer, Smoother Image
Radeon FreeSync reduces the tearing and stuttering that occur between a graphic card's frame rate and a monitor's refresh rate enabling smoother motion and less stuttering in demanding games.

Customized Modes for Any Game
Users can choose FPS or RTS mode, and customize. The settings can be adjusted and optimized for any type of game.

Dynamic Action Sync
Minimize input lag with Dynamic Action Sync so gamers can catch every single moment in real-time.

Black Stabilizer
LG's Black Stabilizer helps make dark scenes bright so it's easier to find the competition.

OnScreen Control
Easier User Interface
OnScreen Control is simple and intuitive. You can customize your display options with a few simple clicks.

Ergonomic Stand
Versatile Elegance
The curved base enhances stability for dependable performance. The base can be adjusted to change the tilt, height and angle of the monitor for comfortable viewing experience. Also, this monitor can be hung on the wall.

Specification

Product
Product id	645425
Brand	LG Electronics
Partnr	27UL550-W.AEU
EAN/UPC code	8806098421091
Display
Display diagonal	27 inch
Display resolution	3840 x 2160 Pixels
Native aspect ratio	16:9
Panel type	IPS
Display brightness (typical)	300 cd/m²
Response time	5 ms
HD type	4K Ultra HD
Display technology	LED
Backlight type	W-LED
Display surface	Matt
Anti-glare screen	Y
Screen shape	Flat screen
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
3D	N
Pixel pitch	0.1554 x 0.1554 mm
Digital horizontal frequency	30 - 135 kHz
Digital vertical frequency	56 - 61 Hz
High Dynamic Range (HDR) technology	High Dynamic Range 10 (HDR10)
High Dynamic Range (HDR) supported	Y
DDC/CI	Y
Factory-calibrated	Y
Colour depth	10 Bit
RGB colour space	sRGB
sRGB coverage (typical)	98 procent
Performance
NVIDIA G-SYNC	N
AMD FreeSync	Y
AMD FreeSync type	FreeSync
VESA Adaptive Sync support	Y
Flicker-free technology	Y
Game mode	Y
Smart modes	Cinema, Custom, Energy saving, Game, Vivid
Multimedia
Built-in speaker(s)	N
Built-in camera	N
Design
Market positioning	Gaming
Product colour	Silver
Feet colour	Silver
Ports & interfaces
Built-in USB hub	N
HDMI	Y
HDMI ports quantity	2
DisplayPorts quantity	1
DisplayPort version	1.4
Headphone out	Y
Headphone outputs	1
HDCP	Y
AC (power) in	Y
Ergonomics
VESA mounting	Y
Panel mounting interface	100 x 100 mm
Cable lock slot	Y
Height adjustment	Y
Swivelling	Y
Pivot	Y
Tiltable	Y
Tilt adjustment	Y
On Screen Display (OSD)	Y
Packaging data
Stand included	Y
Cables included	DisplayPort, HDMI
Power adapter included	Y
Package width	704 mm
Package depth	192 mm
Package height	518 mm
Package weight	8600 g
Power
Energy efficiency class (SDR)	G
Energy consumption (SDR) per 1000 hours	32 kWu
Power consumption (typical)	36 W
Energy efficiency class (HDR)	G
Power consumption (standby)	0.5 W
Energy consumption (HDR) per 1000 hours	38 kWu
Power consumption (max)	41 W
Power consumption (off)	0.3 W
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
AC adapter output voltage	19 V
Energy efficiency scale	A to G
Weight & dimensions
Width (with stand)	622.6 mm
Depth (with stand)	230 mm
Height (with stand)	572.2 mm
Weight (with stand)	6000 g
Width (without stand)	622.6 mm
Depth (without stand)	45.8 mm
Height (without stand)	371 mm
Weight (without stand)	4400 g
Logistics data
Harmonized System (HS) code	85285210
Other features
sRGB coverage (min)	95 procent
Power supply type	External
Touchscreen	N