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27 Inch LG UltraGear™ G6 QHD Gaming Monitor, 300Hz, 1ms (GtG), HDR 400, G-SYNC

Key Features

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27 Inch LG UltraGear™ G6 QHD Gaming Monitor, 300Hz, 1ms (GtG), HDR 400, G-SYNC
Where to Buy
UltraGear™ G6 logo in a futuristic, neon-lit room. UltraGear™ G6 logo in a futuristic, neon-lit room.



27-inch QHD 300Hz
Gaming Monitor

Front image of the UltraGear™ 27G640A gaming monitor in a futuristic, neon-lit room. 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% color 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. Feature overview of a gaming monitor highlighting: 16:9 QHD IPS 2560x1440 resolution, DCI-P3 95% color 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 Display

Clarity that keeps you in control

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. Close-up of the UltraGear™ 27G640A monitor displaying a sci-fi game scene, highlighting its 16:9 QHD resolution of 2560x1440.
*The images simulated to enhance feature understanding. It may differ from actual use.

Immerse in true colors, conquer the game

Our gaming monitor supports a wide color spectrum, 95% (Typ.) of the DCI-P3 color gamut, expressing high-fidelity color for reproducing with VESA DisplayHDR 400, enabling a realistic gaming experience.
Futuristic battle scene on the UltraGear™ 27G640A monitor, showcasing vivid colors with 95% DCI-P3 color gamut and VESA DisplayHDR™ 400 certification. Futuristic battle scene on the UltraGear™ 27G640A monitor, showcasing vivid colors 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 SPEED
Motorcycle racing scene illustrating the UltraGear™ 27G640A’s 300Hz refresh rate for fluid, crystal-clear gaming motion. Motorcycle racing scene illustrating the UltraGear™ 27G640A’s 300Hz refresh rate for fluid, crystal-clear gaming motion.

Fluid gaming motion
with 300Hz refresh rate

To bring a 300Hz refresh rate for fluid, crystal-clear visuals, while minimizing motion blur. Dive into more immersive gameplay with every frame.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
Comparison image showing reduced motion blur on the UltraGear™ 27G640A with 1ms (GtG) response time for smoother gaming visuals.

Overwhelming speed,
diving into gaming with
1ms (GtG)

The ultra-fast 1ms response time (GtG), reducing reverse ghosting and providing fast response time, lets you to enjoy a whole new gaming performance.
*The 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 TECHNOLOGY

Smooth motion,
infinite play

Minimize tears and lags with AMD FreeSync™ Premium technology and NVDIA-tasted, officially validated G-SYNC® compatibility on a 4K gaming monitor. Experience significantly reduced screen tearing and stuttering for smooth, crystal-clear gameplay.
Racing scene from Assetto Corsa Competizione displayed on the UltraGear™ 27G640A monitor, featuring support for NVIDIA G-SYNC and AMD FreeSync Premium. 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.
*The performance of the feature is compared to the models not applying the sync technology.
*Errors or delays may occur depending on the network connection.
  • Comparison of gameplay with Dynamic Action Sync off and on, highlighting reduced input lag on the UltraGear™ 27G640A monitor.

    Dynamic Action Sync

    Reducing input lag with Dynamic Action Sync, gamers can catch critical moments in real-time and respond quickly.

  • Comparison of gameplay with Black Stabilizer off and on, showing enhanced visibility in dark scenes on the UltraGear™ 27G640A monitor.

    Black Stabilizer

    Black Stabilizer helps gamers detect snipers lurking in the darkest corners and swiftly navigate through flash explosions.

  • Comparison of gameplay with Crosshair feature off and on, showing a red target point at the center for improved shooting accuracy on the UltraGear™ 27G640A monitor.

    Crosshair

    The target point is fixed in the center to enhance shooting accuracy.

  • First-person shooter game scene displayed on the UltraGear™ 27G640A monitor, featuring an on-screen FPS Counter showing 300 frames per second.

    FPS Counter

    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.

Clutter-free, sleek design

Experience hexagon lighting and virtually borderless design, paired with a fully adjustable base for swivel, tilt, height and pivot adjustments. The clutter-free L-stand is crafted to save desk space and eliminate dead zones, making your setup clean and efficient.
Tilt, swivel, pivot, height adjustable icons, and 100x100 wall mount icon. Tilt, swivel, pivot, height adjustable icons, and 100x100 wall mount icon.
Front and rear view of the UltraGear™ 27G640A gaming monitor, displaying a futuristic racing scene on screen. Front and rear view of the UltraGear™ 27G640A gaming monitor, displaying a futuristic racing scene on screen.

USB Type-C™  USB Type C icon. PD 15W

HDMI icon. HDMI™ 2.1 x2

DisplayPort icon. DisplayPort1.4 x1  with DSC

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
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Info
  • Product name
    UltraGear
    Year
    Y25
DISPLAY
  • Size [Inch]
    27
    Size [cm]
    68.378
  • Resolution
    2560 x 1440
    Panel Type
    IPS
  • Aspect Ratio
    16:9
    Pixel Pitch [mm]
    232.8 × 232.8 mm
  • PPI (Pixel Per Inch)
    109
    Brightness (Min.) [cd/m²]
    320 cd/m²
  • Brightness (Typ.) [cd/m²]
    400 cd/m²
    Color Gamut (Min.)
    DCI-P3 90% (CIE1976)
  • Color Gamut (Typ.)
    DCI-P3 95% (CIE1976)
    Color Depth (Number of Colors)
    1.07B
  • Contrast Ratio (Min.)
    600:1
    Contrast Ratio (Typ.)
    1300:1
  • Response Time
    1ms (GtG at Faster)
    Refresh Rate (Max.) [Hz]
    300
  • Viewing Angle (CR≥10)
    178°(R/L), 178°(U/D)
FEATURES
  • HDR 10
    YES
    VESA DisplayHDR™
    DisplayHDR™ 400
  • Color Calibrated in Factory
    YES
    Flicker safe
    YES
  • Reader Mode
    YES
    Color Weakness
    YES
  • NVIDIA G-Sync™
    G-SYNC Compatible
    AMD FreeSync™
    FreeSync Premium
  • VRR
    YES
    Black Stabilizer
    YES
  • Dynamic Action Sync
    YES
    Crosshair
    YES
  • FPS Counter
    YES
    User Defined Key
    YES
  • Auto Input Switch
    YES
    Smart Energy Saving
    YES
SW APPLICATION
  • LG Switch
    YES
CONNECTIVITY
  • HDMI
    Yes(2ea)
    HDMI Version
    Supports FRL as compliant with HDMI 2.1
  • HDMI (HDCP Version)
    2.3
    DisplayPort
    YES(1ea)
  • DP Version
    1.4
    DP (HDCP Version)
    2.3
  • USB-C
    YES(1ea)
    USB-C (HDCP Version)
    2.3
  • USB-C (Power Delivery)
    15W
    USB Upstream Port
    YES(1ea/ver3.0)
  • USB Downstream Port
    YES(2ea/ver3.0)
    Headphone out
    3-Pole(Sound only)
SOUND
  • Speaker
    5W x 2
POWER
  • Type
    External Power(Adapter)
    AC Input
    100~240V (50/60Hz)
  • Power Consumption (On-Mode)
    45W
    Power Consumption (On-Mode) (ErP)
    26W
  • Power Consumption (On-Mode) (KR)
    33W
    Power Consumption (Sleep Mode)
    Less than 0.5W
  • Power Consumption (DC Off)
    Less than 0.3W
MECHANICAL
  • Display Position Adjustments
    Tilit/Height/Swivel/Pivot
    Wall Mountable [mm]
    100 x 100
DIMENSIONS/WEIGHTS
  • 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
  • Dimension in Shiping (W x H x D) [mm]
    810×165×465mm
    Weight with Stand [kg]
    5.47kg
  • Weight without Stand [kg]
    3.4kg
    Weight in Shipping [kg]
    7.4kg
ACCESSORY
  • HDMI
    YES (ver 2.1)
    Display Port
    YES
COMPLIANCE INFORMATION
  • The safety information for accessories is included with the safety information for the product and is not provided separately.
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*Prices, promotions and availability may vary by store and online. Prices subject to change without notice. Quantities are limited. Check with your local retailers for final price and availability.
With an LG computer monitor you’ll discover cutting-edge display technology and slim designs, from the LG 21:9 UltraWide monitors to our latest TV monitors, which offer state-of-the-art display and features. You’ll get a new outlook on life with 2 in 1 TV+Monitors and other IT products from LG. LG makes life good.