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LG UltraGear 27 inch QHD 2K 1440P 280Hz with AMD FreeSync Premium Pro & G-Sync compatible 0.03ms HDR500 OLED Gaming Computer Monitor with Height Adjustable, Pivot, Swivel & Tilt Stand 27GX700A-B
- LG's Brightest OLED Gaming Monitor - Experience the brightness and speed of 4th Gen OLED on a vivid 27" QHD display-engineered for ultra-smooth, tear-free gameplay. With up to a 280Hz refresh rate and lightning-fast 0.03ms response time, you'll react faster, track every movement with precision, and outpace your opponents frame by frame with astounding brightness, clarity and speed.
- Our Brightest, Boldest OLED Gaming Monitor - Powered by UltraGear's latest OLED with Primary RGB Tandem tech, this is LG's brightest OLED gaming monitor yet.
- Next-Gen OLED Brilliance - UltraGear's latest, 4th Gen Primary RGB Tandem OLED reaches up to 1500 nits of peak brightness while using less power than previous OLED generations. Its advanced 4-stack RGB structure delivers enhanced contrast, sharper detail, and color precision that stays consistent across every frame.
- UL-Verified for a "Perfect" Visual Experience - Perfect Black: UL-verified Perfect Black delivers true black levels to enhance perceived brightness and contrast, whether it's bright or dark around you.
- Deeper Detail with VESA DisplayHDR True Black 500 - Experience breathtaking realism with VESA DisplayHDR True Black 500, delivering nuanced shadow detail and rich black expression
- NVIDIA G-SYNC Compatible & AMD FreeSync Premium Pro
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Overview
Specs
Reviews (1)
27GX700A-B
27 Inch UltraGear™ OLED QHD 280Hz 0.03ms G-Sync® Compatible Gaming Monitor
Key Features
Astoundingly, fast, tear-free gaming with up to 280Hz & 0.03ms on a bright 27” OLED screen¹
DisplayHDR™ True Black 500 delivers deep blacks, rich contrast, and stunning dark-scene detail
Ultra fast, tear-free gaming up to 280Hz & 0.03ms on a bright 27” OLED screen
Reduced screen stutter with NVIDIA® G-SYNC® compatibility AMD FreeSync™ Premium Pro4
Virtually borderless 27” OLED with adjustable screen and RGB lighting for a custom setup
UltraGear’s brightest OLED Gaming Monitor with True Black 500
Experience the brightness and speed of 4th Gen OLED on a vivid 27" QHD display—engineered for ultra-smooth, tear-free gameplay. With up to a 280Hz refresh rate1 and lightning-fast 0.03ms response time, you’ll react faster, track every movement with precision, and outpace your opponents frame by frame with astounding brightness, clarity and speed.
Our Brightest, Boldest OLED Gaming Monitor
Powered by UltraGear’s latest OLED with Primary RGB Tandem tech, this is LG’s brightest OLED gaming monitor yet—reaching up to 1500 nits for clear visibility in bright scenes. Enhanced APL and reduced ABL keep critical visuals sharp during intense action, while UL Verified Perfect Black and DisplayHDR™ True Black 500 deliver deep contrast and pinpoint detail.
Next-Gen OLED Brilliance
4th Gen Primary RGB Tandem OLED reaches up to 1500 nits of peak brightness while using less power than previous OLED generations. Its advanced 4-stack RGB structure delivers enhanced contrast, sharper detail, and color precision that stays consistent across every frame.
UL-verified for a "perfect" visual experience
Perfect Black: UL-verified Perfect Black delivers true black levels to enhance perceived brightness and contrast.
Perfect Color and 100% Color Fidelity: UL verified to deliver accurate color expression even under varying lighting conditions, from low light to bright ambient environments.
UL-verified Perfect Reproduction: delivers that actual game content is faithfully rendered on screen, maintaining intended color and detail in both dark and bright environments2.
Deeper Detail with VESA DisplayHDR™ True Black 500
Experience breathtaking realism with VESA DisplayHDR™ True Black 500, delivering nuanced shadow detail and rich black expression—even in the darkest game scenes. A 1.5 million:1 contrast ratio pairs with up to 98.5% (typical), DCI-P3 color gamut and Delta E=2 color accuracy, to ensure colors are vivid, precise, and true to the creator’s intent—giving gamers and creators alike the confidence to see every frame as it was meant to be seen.
27” OLED Brilliance with up to 280Hz of Game-Changing Speed
Experience ultra-smooth, tear-free gameplay with up to 280Hz refresh rate3 and 0.03ms response time on a bright 27” QHD OLED display. React instantly, spot every detail, and outpace your opponents in every frame with outrageous speed and clarity.
NVIDIA® G-SYNC® Compatible & AMD FreeSync™ Premium Pro
NVIDIA® G-SYNC® Compatible and AMD FreeSync™ Premium Pro deliver smooth, tear-free, low-latency gaming with high refresh rates—so every frame stays fluid and sharp4.
UL Verified Technologies for Consistent Visual Performance
Stay focused on the game with consistently clear visuals. LG UltraGear™ combines UL Verified5 Flicker-Free Display (OLED), UL Verified Discomfort Glare Free (UGR less than 22), UL Verified eyesafe® 3.0 CPF60 (Circadian Protection Factor), and UL Verified eyesafe® 3.0 RPF40 (Retinal Protection Factor). Together, these UL Verified technologies help reduce screen flicker, and help maintain clear screen visibility.
OLED Care Made Easy
Adjust brightness and enable OLED protection features that help mitigate image retention and protect against burn-in. Automatic pixel care cycles run during standby or shutdown, and gamers can easily fine-tune performance settings or switch display modes for optimal gameplay—all from the On-Screen Control settings.
4-Pole Jack & DTS HP:X: Gaming Audio Unleashed
Experience lifelike 3D audio with DTS Headphone6, pushing out spatial sound to make you feel even more part of the game. The 4-pole headphone jack combines stereo audio and mic input, delivering crisp sound and clear game-play comms through a single connection.
Adjust your display settings with On-Screen Display
Enjoy seamless access to your favorite features as you dive into gaming or searching! Let’s find the joystick located in the center of your monitor. Press the joystick button to bring up main menu of the gaming GUI.
Personalized Your Display with Switch App
With the LG Switch app, easily optimize your monitor for gaming or everyday use. Adjust brightness, fine-tune image quality, apply settings with a hotkey, split the screen into 11 layouts, and launch video calls in a click.7
Stand
Wall Mount Size (mm)
100 x 100
Display Position Adjustments
Height, Pivot, Swivel, Tilt
Special Features
RGB LED Lighting
Hexagon Lighting
VESA DisplayHDR™
DisplayHDR™ True Black 500
Smart Energy Saving
Yes
AMD FreeSync Premium Pro
Yes
Reader Mode
Yes
NVIDIA G-Sync™ Compatible
Yes
Live Color Low Blue Light
Yes
Factory Calibration
Yes
HDR10
Yes
Dynamic Action Sync
Yes
User Define Key
Yes
DTS Headphone:X
Yes
VESA Adaptive Sync
Yes
Black Stabilizer
Yes
H/W Calibration (True Color Pro)
Yes
Dual Controller
Yes
Crosshair
Yes
Headphone 4-Pole (Sound+Mic)
Yes
Auto Input Switch
Yes
NVIDIA G-Sync™
Yes
FPS Counter
Yes
VRR
Yes
LG Switch
Yes
Color Weakness Mode
Yes
HDR Effect
Yes
Power
Input
100~240V (50/60Hz)
DC Off (Max)
Less than 0.3W
Type
External Power(Adapter)
Power Save/Sleep Mode (Max)
Less than 0.5W
Dimensions/Weights
With Stand (WxHxD)
23.8" × 22.8" × 9.8" (Up) 23.8" × 18.5" × 9.8" (Down)
Shipping Dimensions (WxHxD)
32.3" × 7.2" × 20.9"
Without Stand (WxHxD)
23.8" × 13.8" × 1.8"
Shipping Weight
26.9 lbs
Without Stand Weight
10.6 lbs
With Stand Weight
19.8 lbs
Picture Quality
Brightness (Typical, Minimum)
335 cd/m² (Typ.) 300 cd/m² (Min.)
Peak Brightness(Typ.)
1500cd/m² (@HDR 1.5% APL)
Color Gamut (Typ.)
DCI-P3 99.5% (CIE1976)
PPI
111
Resolution
QHD
Display Type
OLED
Color Depth (Number of Colors)
1.07B
Native Resolution
QHD (2560 x 1440)
Pixel Pitch (mm)
0.2292 x 0.2292
Contrast Ratio
1500000:1 (Typ.)
Viewing Angle
178°(R/L), 178°(U/D)
Aspect Ratio
16:9
Response Time (GTG)
0.03ms (GtG)
Refresh Rate
280 Hz
Screen Size
26.5"
Cabinet/Accessories
USB A to B
Yes
HDMI Cable
Yes
Display Port Cable
Yes
Input/Output
USB Down-stream
Yes (2ea/ver3.0)
HDMI (HDCP Version)
2.3
DisplayPort HDCP Version
2.3
DisplayPort
1
USB Up-stream
Yes (1ea/ver3.0)
HDMI
2
DP Version
1.4
Headphone Out
Yes
HDMI Version 2.1
Yes
DisplayPort Version 1.4
Yes
1 Requires graphics card that supports DisplayPort 2.1 to achieve up to 480Hz refresh rate support. Actual refresh rates may vary depending on computer graphics specifications and configurations.
2 This LG OLED panel has been certified with “Perfect Black”, “Perfect Color with 100% Color Fidelity” and “Perfect Reproduction”. Certificate Number: Perfect Black (OLED)- V183632, Perfect Color V569367 – “Perfect Reproduction” V756760 by UL.
3 Graphics card that supports DisplayPort 1.4 or HDMI 2.1 are required to achieve up to 280Hz refresh rate support. Graphics card sold separately.
4 NVIDIA® G-SYNC® Compatible supports variable refresh rate on GeForce GTX 10 Series and higher GPUs on Display Port, and GeForce RTX 30 Series and higher GPUs on HDMI 2.1.
5LG 4th Gen Tandem OLED has been verified as Flicker-Free, Discomfort Glare Free, and Eyesafe 3.0 (CPF60, RPF40) by UL. Certificate Number: Flicker-Free Display (OLED) - A196009, Discomfort Glare Free - V563481 (conditions of UGR less than 22), Eyesafe 3.0 CPF60 - V745354, Eyesafe 3.0 RPF40 - V275741.6 Headphones sold separately. For DTS patents, see //patents.dts.com. Manufactured under license from DTS, Inc. or its affiliates. DTS trademarks and logos are registered trademarks or trademarks of DTS, Inc. in the United States and other countries. ALL RIGHTS RESERVED.
7To download the latest version of the LG Switch app, visit LG.com
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- Return for refund within: 15 days
- Return for replacement within: 30 days
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