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LG UltraGear evo AI GM9 27" 5K HDR Dual Mode 165 Hz Gaming Monitor

BH #LG27GM950B • MFR #27GM950B
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LG UltraGear evo AI GM9 27" 5K HDR Dual Mode 165 Hz Gaming Monitor
Key Features
  • 27" 16:9 Mini-LED Panel
  • HDMI 2.1 | DisplayPort 2.1 | USB-C (90W)
  • UHD 5K2K 5120 x 2880 at 165 Hz
  • QHD 2560 x 1440 at 330 Hz
Enjoy sharp details while exploring fantastic worlds and responsive performance in fast-paced competitions with the LG UltraGear evo AI GM9 27" 5K HDR Dual Mode 165 Hz Gaming Monitor. Designed primarily for enthusiasts, this display features a stunning 5K2K (5120 x 2880) resolution with a MicroCell Mini-LED panel that delivers bright, crisp visuals. The 165 Hz refresh rate and 1 ms response time reduce motion blur, and setting a 2650 x 1440 QHD resolution enables a 330 Hz refresh rate. AMD FreeSync Premium Pro and NVIDIA G-sync compatibility eliminate screen tearing and stuttering with compatible graphics cards.
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LG 27GM950B Overview

Enjoy sharp details while exploring fantastic worlds and responsive performance in fast-paced competitions with the LG UltraGear evo AI GM9 27" 5K HDR Dual Mode 165 Hz Gaming Monitor. Designed primarily for enthusiasts, this display features a stunning 5K2K (5120 x 2880) resolution with a MicroCell Mini-LED panel that delivers bright, crisp visuals. The 165 Hz refresh rate and 1 ms response time reduce motion blur, and setting a 2650 x 1440 QHD resolution enables a 330 Hz refresh rate. AMD FreeSync Premium Pro and NVIDIA G-sync compatibility eliminate screen tearing and stuttering with compatible graphics cards.

With HDR support and deep contrast, the UltraGear evo enhances images with realistically bright highlights and deep shadows. Connecting your compatible laptop to the USB-C port allows you to transfer video, data, and up to 90W of power over a single cable. It provides you with access to the integrated USB 3.2 Gen 1 hub, which allows you to connect up to 5 Gb/s compatible devices. There are also two HDMI 2.1 ports and one DisplayPort 2.1 input. Ambient RGB backlighting helps to enhance the mood while you play.

5K Details
Packed with 14 million pixels for 218 PPI, the high resolution delivers sharp visuals, including clearer in-game text, UI elements, and fine details. The high pixel density also improves clarity for text-heavy documents and web browsing.
Dual Mode
You can switch from exploring vast open worlds at 5K2K, 165 Hz resolution to competing in high-speed matches with QHD, 330 Hz performance.
Exceptional Visuals
The 27" MicroCell Mini-LED panel features an STW polarizer with 2,304 local dimming zones that delivers a deep 1000:1 contrast and 1250-nit peak brightness in HDR mode. The screen is also factory calibrated for Delta E <2 accuracy 99% DCI-P3 gamut coverage. Visuals are enhanced with VESA DisplayHDR 1000 certified high-dynamic range. Zero optical distance engineering brings the backlight closer to the panel to reduce light bleed and help minimize blooming.
Adaptive Sync Technologies
AMD FreeSync and NVIDIA G-SYNC compatibility ensures tear-free, stutter-free gaming with variable refresh rate (VRR) technology. A compatible graphics card is required.
AI Upscaling
AI Upscaling sharpens textures and edges of lower resolution content, making it easier to spot targets in complex environments. The technology analyzes the source signal to improve visual clarity, so no GPU upgrade is needed.
AI Scene Optimization
AI Scene Optimization adjusts brightness, contrast, and color temperature in real-time by detecting what's on screen, enhancing visibility in poorly-lit interiors and reducing overexposure in bright outdoor areas. It also helps to optimize preset modes such as Office, Animation, Movie, Game, and Sports to optimize the display.
AI Sound Enhancement
AI Sound separates voices from effects and background so footsteps and dialogue stay clear, with leveled peaks for a more balanced mix.
Amped Up Gaming Audio
The built-in 7W stereo speaker system is designed to deliver rich audio. The 4-pole headphone jack combines stereo audio and mic input, delivering crisp sound and clear game-play comms through a single connection.
Advanced Gaming Details
  • Dynamic Action Sync reduces input lag for real-time response.
  • Black Stabilizer brightens dark scenes to see what's hidden.
  • FPS Counter shows your real-time frame rate.
  • Crosshair enhances precision for deadly accuracy.
Ergonomics
Optimize your view by adjusting the height, tilt, and swivel. Rotating the screen allows you to view content in portrait mode. You can also use the 100 x 100mm VESA mounting pattern to attach the screen to a swivel arm or multi-monitor stand.

LG 27GM950B Specs

Key Specs
Display Size
27"
Panel Type
LCD with Mini-LED Backlight
Native Resolution
5120 x 2880
Maximum Brightness
1250 nits / cd/m2 (Peak in HDR Mode)
750 nits / cd/m2 (Sustained)
HDR Support
Yes
Color Support
1.07 Billion Colors (10-Bit)
Color Gamut
99% DCI-P3
Finish
Anti-Glare
Touchscreen
No
A/V Inputs
DisplayPort 2.1 / HDMI 2.1
A/V Outputs
3.5 mm
USB I/O
USB-A 3.2 Gen 1 / USB-C 3.2 Gen 1
Built-In Speakers
Yes: 2x 7 W
Display
Size
27"
Panel Type
LCD with Mini-LED Backlight
Aspect Ratio
16:9
Native Resolution
5120 x 2880
Maximum Brightness
1250 nits / cd/m2 (Peak in HDR Mode)
750 nits / cd/m2 (Sustained)
HDR Support
Yes
Contrast Ratio
1000:1
Response Time
1 ms (GtG)
Refresh Rate
165 Hz at UHD (330 Hz at QHD)
Variable Refresh Technology
Adaptive-Sync, FreeSync Premium Pro, G-Sync
Color Support
1.07 Billion Colors (10-Bit)
Color Gamut
99% DCI-P3
Viewing Angle (H x V)
178 x 178°
Curved Display
No
Finish
Anti-Glare
Surface
Touchscreen
No
Connectivity
A/V Inputs
2x HDMI 2.1
1x DisplayPort 2.1
A/V Outputs
1x 1/8" / 3.5 mm
HDCP Support
Yes
USB I/O
1x USB-C 3.0 / 3.1/3.2 Gen 1 with USB PD 90 W
2x USB-A 3.0 / 3.1/3.2 Gen 1
Multi-Input Support (PIP/PBP)
No
Speaker
Built-In Speakers
Yes: 2x 7 W
Electrical
Power Consumption
Standby: 0.5 W
Input Power
100 to 240 VAC, 50 / 60 Hz
Power Adapter Type
External
General
Operating Conditions
32 to 104°F / 0 to 40°C up to 80% Humidity
Storage Conditions
-4 to 140°F / -20 to 60°C up to 85% Humidity
Adjustments
Adjustable
Rotation: 90°
Swivel
Tilt: 20° (-5 to 15°)
Height: Up to 5.1" / 130 mm
VESA Mounting-Hole Pattern
100 x 100 mm
Lock Slot
Yes: Kensington
Dimensions
24.2 x 21.1 x 9.8" / 614.7 x 535.9 x 248.9 mm (with Stand)
24.2 x 14.2 x 2.8" / 614.7 x 360.7 x 71.1 mm (without Stand)
Weight
18.7 lb / 8.5 kg (with Stand)
12.6 lb / 5.7 kg (without Stand)
Packaging Info
Package Weight
28 lb
Box Dimensions (LxWxH)
31.5 x 19 x 6.5"

LG 27GM950B Reviews

Could and should be great.. but has issues

By David
Rated 2 out of 5
Date: 2026-07-02

I was in the market for a new monitor to serve multiple purposes – productivity and gaming performance. I found this unicorn of a monitor that met those specs. 5K 27 inch mini LED display with good color accuracy and resolution for video editing via my MacBook Pro, as well as a 1 ms response time and HDMI 2.1 which is perfect for gaming. I ordered the monitor, even after reading a ton of negative reviews on LG's official product page. They release a firmware update that supposedly fixed. Some of the issues people were having with inconsistent, sharpness across the panel, etc. I updated the monitor as soon as I got it to the latest firmware. I did not notice any sharpness issues, however, I did notice that the panel seemed to get darker around the edges, especially the bottom edge. There was a good amount of edge fall off. Also when viewing a solid color/white/grey full screen, you can see some splotchiness as well as the edge fall off. See images below. I just spoke with B&H and they were super helpful in getting me a replacement out right away. I'm hoping that the second one I get is better. However, my hopes are not high given all of the negative feedback on this display. It's the first of its kind with these specs, and there are other monitor brands coming out with similar panel specs later this year, but are not released yet. One other issue that I noticed was the viewing angle does not seem great either. I'm hoping that I just have a faulty panel in the next one solves both of these issues.

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