LG 27 Inch UltraGear G4, 144Hz FHD IPS Gaming Monitor

27 inch · 1920 x 1080 · 144 Hz · IPS

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Screen size 27 inch
Resolution 1920 x 1080
Refresh rate 144 Hz
Panel IPS
Response time 5 ms

LG 27 Inch UltraGear G4, 144Hz FHD IPS Gaming Monitor is a 27-inch monitor with 1920 x 1080 resolution, a 144 Hz refresh rate and IPS panel. The high refresh rate makes fast games look smoother. It came out in 2026.

Released: 2026-05-27

Specifications

Key specs

Screen size: 27 inch
Resolution: 1920 x 1080
Refresh rate: 144 Hz
Panel: IPS
Response time: 5 ms
Released: 2026-05-27
Part number: 27G411B-B.AEU
EAN / UPC: 0195174150948

Display

Display diagonal: 68.6 cm (27")
Display resolution: 1920 x 1080 pixels
HD type: Full HD
Native aspect ratio: 16:9
Display technology: LED
Panel type: IPS
Display brightness (typical): 250 cd/m²
Response time: 5 ms
Response time measurement type: GTG (Gray to Gray)
Screen shape: Flat
Contrast ratio (typical): 1500:1
Maximum refresh rate: 144 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Pixel pitch: 0.3114 x 0.3114 mm
Pixel density: 82 ppi
Display diagonal (metric): 69 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: High Dynamic Range 10 (HDR10), HDR Effect
Colour gamut standard: sRGB
sRGB coverage (typical): 99%

Performance

NVIDIA G-SYNC: Yes
NVIDIA G-SYNC type: G-SYNC Compatible
AMD FreeSync: Yes
AMD FreeSync type: FreeSync
Flicker-free technology: Yes
Game mode: Yes
Smart modes: Energy saving

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Design

Market positioning: Gaming
Product colour: Black

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 1
HDMI version: 2.0
DisplayPorts quantity: 1
DisplayPort version: 1.4
Headphone out: Yes

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Tilt adjustment: Yes

Power

Energy efficiency class (SDR): E
Energy efficiency class (HDR): F
Energy consumption (SDR) per 1000 hours: 20 kWh
Energy consumption (HDR) per 1000 hours: 22 kWh
Power consumption (off): 0.3 W
Power consumption (PowerSave): 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

Operational conditions

Operating temperature (T-T): 0 - 40 °C
Storage temperature (T-T): -20 - 60 °C
Operating relative humidity (H-H): 0 - 80%
Storage relative humidity (H-H): 0 - 85%

Weight & dimensions

Width (with stand): 611.5 mm
Depth (with stand): 220 mm
Height (with stand): 452.4 mm
Weight (with stand): 3.8 kg
Width (without stand): 611.5 mm
Depth (without stand): 38.5 mm
Height (without stand): 357.8 mm
Weight (without stand): 2.9 kg

Other features

Brand specific technologies: Black Stabilizer, Crosshair
FPS counter: Yes
Motion blur reduction: Yes
Warranty period: 1 year(s)

Check the manufacturer's page before buying.

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About this product

Vivid Color, Fast Response, Total Control The 27" UltraGear™ FHD gaming monitor delivers vivid HDR10 color, ultra-smooth 144Hz speed, and 1ms MBR clarity. G-SYNC® compatibility & FreeSync™ keep gameplay tear-free. The sleek, slim design keep you focused and in control. Vivid Color That Puts You in the Action Step onto the battlefield with HDR10 visuals and up to 99% sRGB color gamut coverage. The IPS display delivers rich, vivid tones, so every explosion, shadow, and landscape appears exactly as the developers intended. 144Hz Refresh Rate Enjoy fluid, crystal-clear gameplay with a 144Hz native refresh rate. Minimized motion blur keeps every frame sharp, so you can stay locked in on the action. 1ms MBR: Fast-Paced Speed to Victory 1ms Motion Blur Reduction (MBR) keeps gameplay smooth and sharp, cutting blur and ghosting so fast-moving action stays clear—helping you stay competitive when every millisecond counts. NVIDIA® G-SYNC® Compatible & AMD FreeSync™ NVIDIA® G-SYNC® Compatible and AMD FreeSync™ deliver smooth, tear-free, low-latency gaming with high refresh rates—so every frame stays sharp. Dynamic Action Sync Don’t miss a beat.

User manual (PDF)

27 Inch UltraGear™ G4, 144Hz FHD IPS Gaming Monitor vs similar monitors

	LG 27 Inch UltraGear G4, 144Hz FHD IPS Gaming Monitor	LG 27GL650F-B 27″ 144Hz Monitor	LG 27U411B-B.AEU 27″ 144Hz Monitor	LG 27U411B-B 27″ 144Hz Monitor
Screen size	27 inch	27 inch	27 inch	27 inch
Resolution	1920 x 1080	1920 x 1080	1920 x 1080	1920 x 1080
Refresh rate	144 Hz	144 Hz	144 Hz	144 Hz
Panel	IPS	IPS	IPS	IPS
Response time	5 ms	5 ms	5 ms	5 ms
Released	2026	2026	2026	2026