LG ELECTRONICS 27″ 300Hz Monitor

27 inch · 1920 x 1080 · 300 Hz · IPS

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Screen size 27 inch
Resolution 1920 x 1080
Refresh rate 300 Hz
Panel IPS
Response time 1 ms

LG ELECTRONICS 27″ 300Hz Monitor is a 27-inch monitor with 1920 x 1080 resolution, a 300 Hz refresh rate and IPS panel. The high refresh rate makes fast games look smoother. It came out in 2026.

Released: 2026-03-14

Specifications

Key specs

Screen size: 27 inch
Resolution: 1920 x 1080
Refresh rate: 300 Hz
Panel: IPS
Response time: 1 ms
Released: 2026-03-14
Part number: 27G550B-B.AEK
EAN / UPC: 8806096806302

Display

Display diagonal: 68.6 cm (27")
Display resolution: 1920 x 1080 pixels
HD type: Full HD
Native aspect ratio: 16:9
Display technology: LCD
Panel type: IPS
LED backlight: Yes
Display brightness (peak): 300 cd/m²
Display brightness (typical): 300 cd/m²
Response time: 1 ms
Response time measurement type: GTG (Gray to Gray)
Display surface: Gloss
Screen shape: Flat
Contrast ratio (typical): 1000:1
Maximum refresh rate: 300 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Pixel pitch: 0.3108 x 0.3108 mm
Display diagonal (metric): 68.4 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: High Dynamic Range 10 (HDR10), HDR Effect
Colour gamut standard: sRGB
Colour gamut: 99%
sRGB coverage (typical): 99%

Performance

NVIDIA G-SYNC: Yes
NVIDIA G-SYNC type: G-SYNC Compatible
AMD FreeSync: Yes
AMD FreeSync type: FreeSync Premium
Flicker-free technology: Yes
Game mode: Yes

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Design

Market positioning: Gaming
Product colour: Black

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.0
DisplayPorts quantity: 1
DisplayPort out quantity: 1
DisplayPort version: 1.4
Audio output: Yes
Headphone out: Yes
Headphone outputs: 1
Headphone connectivity: 3.5 mm
HDCP: Yes
HDCP version: 2.3

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Height adjustment: Yes
Pivot: Yes
Swivelling: Yes
Tilt adjustment: Yes
On Screen Display (OSD): Yes

Power

Energy efficiency class (SDR): E
Energy efficiency class (HDR): G
Energy consumption (SDR) per 1000 hours: 20 kWh
Energy consumption (HDR) per 1000 hours: 28 kWh
Power consumption (typical): 18 W
Power consumption (standby): 0.5 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Power supply type: External
Energy efficiency scale: A to G

Weight & dimensions

Width (with stand): 614.1 mm
Depth (with stand): 220 mm
Height (with stand): 534.4 mm
Weight (with stand): 5.5 kg
Width (without stand): 614.1 mm
Depth (without stand): 49.1 mm
Height (without stand): 358.8 mm
Weight (without stand): 3.2 kg

Other features

Brand specific technologies: Black Stabiliser, Crosshair, DAS Mode, Eye care
FPS counter: Yes
Warranty period: 2 year(s)

Check the manufacturer's page before buying.

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About this product

With its expansive 27-inch FHD (1920x1080) display, UltraGear provides a canvas that can help improve visual clarity and detail. The high pixel density contributes to sharper-looking images and finer image precision, offering a more engaging experience. Our gaming monitor supports a wide colour spectrum with HDR 10 and sRGB 99% (Typ.), expressing high-fidelity colour enabling a realistic gaming experience. To bring a 300Hz refresh rate for fluid, crystal-clear visuals, while minimising motion blur. Dive into more immersive game-play with every frame. The ultra-fast 1ms response time (GtG), reducing reverse ghosting and providing fast response time, lets you to enjoy a whole new gaming performance. NVIDIA® G-SYNC® Compatible / AMD FreeSync™ Premium reduces screen tearing and stuttering for a smoother gaming experience.

ELECTRONICS vs similar monitors

	LG ELECTRONICS 27″ 300Hz Monitor	LG 27G550B-B 27″ 300Hz Monitor	LG 25G550B-B 25″ 300Hz Monitor	LG 27GN750-B 27″ 240Hz Monitor
Screen size	27 inch	27 inch	25 inch	27 inch
Resolution	1920 x 1080	1920 x 1080	1920 x 1080	1920 x 1080
Refresh rate	300 Hz	300 Hz	300 Hz	240 Hz
Panel	IPS	IPS	IPS	IPS
Response time	1 ms	1 ms	1 ms	1 ms
Released	2026	2026	2026	2026