LG UltraGear™ G6 27-inch 300Hz QHD IPS Gaming Monitor | 27G640A with DCI-P3 95% (Typ.), VESA DisplayHDR™ 400, 1ms (GtG), USB-C (PD 15W)
Front image of the UltraGear™ 27G640A gaming monitor in a futuristic, neon-lit room.
Images have been simulated to enhance feature understanding, and may differ from actual use experience.
Feature overview of a gaming monitor highlighting: 16:9 QHD IPS 2560x1440 resolution, DCI-P3 95% colour gamut, VESA DisplayHDR 400, 300Hz refresh rate, 1ms (GtG) response time, USB-C with 15W Power Delivery and HDMI 2.1, Adaptive Sync with NVIDIA G-SYNC and AMD FreeSync Premium support.
Display
With its 27-inch QHD (2560x1440) screen, the monitor delivers lifelike visuals and consistent image quality, bringing clarity and depth. The 1440p resolution and 16:9 aspect ratio offers a balanced, full-screen view that enhances spatial awareness in gameplay—keeping you immersed while making key visual elements easy to follow.
Close-up of the UltraGear™ 27G640A monitor displaying a sci-fi game scene, highlighting its 16:9 QHD resolution of 2560x1440.
Images simulated to enhance feature understanding. It may differ from actual use.
Our gaming monitor delivers a wide colour spectrum, covering 95% (Typ.) of the DCI-P3 colour gamut. With VESA DisplayHDR 400 support, it reproduces high-fidelity colours for a truly immersive and realistic gaming experience.
Futuristic battle scene on the UltraGear™ 27G640A monitor, showcasing vivid colours with 95% DCI-P3 color gamut and VESA DisplayHDR™ 400 certification.
Images have been simulated to enhance feature understanding, and may differ from actual use experience.
SPEED
Experience ultra-smooth, crystal-clear visuals with a blazing 300Hz refresh rate that helps reduce motion blur. Every frame pulls you deeper into the action for truly immersive gameplay.
Motorcycle racing scene illustrating the UltraGear™ 27G640A’s 300Hz refresh rate for fluid, crystal-clear gaming motion.
Images have been simulated to enhance feature understanding, and may differ from actual use experience.
With an ultra-fast 1ms (GtG) response time, our monitor minimises reverse ghosting and helps ensure rapid responsiveness — delivering a whole new level of gaming performance.
Images simulated to enhance feature understanding. It may differ from actual use.
Select 'Faster Mode' to perform '1ms Response Time'. (Game Adjust → Response Time → Faster Mode).
TECHNOLOGY
Experience reduced screen tearing and stuttering for smooth, crystal-clear gameplay with AMD FreeSync™ Premium technology and NVIDIA-tested, officially validated G-SYNC® compatibility.
Racing scene from Assetto Corsa Competizione displayed on the UltraGear™ 27G640A monitor, featuring support for NVIDIA G-SYNC and AMD FreeSync Premium.
Images have been simulated to enhance feature understanding, and may differ from actual use experience.
Errors or delays may occur depending on the network connection.
Dynamic Action Sync Mode allows gamers to see the action as it occurs in real time so that they can react immediately rather than respond after the delay of internal frame processing.
Images have been simulated to enhance feature understanding, and may differ from actual use experience.
Black Stabiliser Mode brightens dark areas and gives you better visibility in dark scenes. It can make dark areas brighter to help you find the enemy or game objectives hidden in the dark.
Images have been simulated to enhance feature understanding, and may differ from actual use experience.
The Crosshair feature helps enhance accuracy in first-person shooter games.
Images have been simulated to enhance feature understanding, and may differ from actual use experience.
The FPS Counter will let you see how well everything is loading. Whether you're editing, playing games, or watching a movie, every frame matters, and with the FPS Counter, you'll have real-time data.
Images have been simulated to enhance feature understanding, and may differ from actual use experience.
Experience hexagon lighting and 3-side narrow bezel design, paired with a fully adjustable base for swivel, tilt, height and pivot adjustments. The clutter-minimising L-stand is crafted to help save desk space and eliminate dead zones, making your setup clean and efficient.
' -45° ~ 45°
'-5° ~ 21°
150mm
'-90° ~ 90°
Front and rear view of the UltraGear™ 27G640A gaming monitor, displaying a futuristic racing scene on screen.
'PD 15W
with DSC
Images have been simulated to enhance feature understanding, and may differ from actual use experience.
Size [Inch]
27
Resolution
2560 x 1440
Panel Type
IPS
Aspect Ratio
16:9
Brightness (Typ.) [cd/m²]
400cd/m²
Refresh Rate (Max.) [Hz]
300
Response Time
1ms (GtG at Faster)
Display Position Adjustments
Tilt/Height/Swivel/Pivot
Size [Inch]
27
Aspect Ratio
16:9
Panel Type
IPS
Response Time
1ms (GtG at Faster)
Resolution
2560 x 1440
Pixel Pitch [mm]
232.8 × 232.8 mm
Viewing Angle (CR≥10)
178º(R/L), 178º(U/D)
Brightness (Typ.) [cd/m²]
400cd/m²
Contrast Ratio (Typ.)
1300:1
Refresh Rate (Max.) [Hz]
300
Brightness (Min.) [cd/m²]
320cd/m²
Contrast Ratio (Min.)
600:1
Size [cm]
68.378
HDMI
Yes(2ea)
DisplayPort
YES(1ea)
DP Version
1.4
USB-C
YES(1ea)
Headphone out
3-pole (Sound Only)
USB Downstream Port
YES(2ea/ver3.0)
USB Upstream Port
YES(1ea/ver3.0)
USB-C (Data Transmission)
YES
USB-C (Power Delivery)
15W
HDR 10
YES
AMD FreeSync™
FreeSync Premium
Smart Energy Saving
YES
Flicker Safe
YES
NVIDIA G-Sync™
G-SYNC Compatible
Dynamic Action Sync
YES
Crosshair
YES
Reader Mode
YES
FPS Counter
YES
VRR
YES
VESA DisplayHDR™
DisplayHDR™ 400
User Defined Key
YES
Auto Input Switch
YES
HDR Effect
YES
Display Position Adjustments
Tilt/Height/Swivel/Pivot
Wall Mountable [mm]
100 x 100
Speaker
5W x 2
Dimension in Shipping (W x H x D) [mm]
810×165×465mm
Dimension with Stand (W x H x D) [mm]
613.68×539.1x239(UP) / 613.68x389.1x239(DOWN)
Dimension without Stand (W x H x D) [mm]
613.68×365.77×57.44mm
Weight in Shipping [kg]
7.4kg
Weight with Stand [kg]
5.47kg
Weight without Stand [kg]
3.4kg
Product name
UltraGear
Year
Y25
Power Consumption (Max.)
26W
Power Consumption (Energy Star)
33W
Power Consumption (Sleep Mode)
Less than 0.5W
Power Consumption (Typ.)
45W
Power Consumption (DC Off)
Less than 0.3W
AC Input
100~240V (50/60Hz)
Type
External Power(Adapter)
Display Port
YES
HDMI
YES (Ver 2.1)
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