LG - UltraGear 27" OLED QHD 280Hz 0.03ms G-Sync and FreeSync Premium Pro Gaming Monitor with HDR500 (HDMI x2, DP, USB-A) - Black
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Highlights
- Key Specs
- Refresh Rate: 280Hz (The number of frames per second the device can produce natively without enhancement. Higher rates help produce smooth, seamless pictures.)
- Maximum Resolution: 2560 x 1440 (Maximum resolution refers to the highest number of pixels that a screen can process and display. Higher resolution signals produce more detailed images.)
- Response Time: 0.03 milliseconds (The speed at which pixels can change colors is called response time. It is measured in milliseconds (ms).)
- Synchronization Technology: FreeSync Premium Pro (AMD Adaptive Sync), G-SYNC Compatible (NVIDIA Adaptive Sync) (Generally, these technologies allow syncing between a computer/console game's frame rate and the device's refresh rate for a smoother display without tearing.)
- Screen Size: 26.5 inches (Size of the screen, measured diagonally from corner to corner.)
- OLED Technology: Standard OLED
- Display Connector(s): 1 x DisplayPort, 2 x HDMI 2.1 (The number and type of connectors used to connect to an external display.)
- General
- Brand: LG
- Model Number: 27GX700A-B
- Product Name: UltraGear 27" OLED QHD 280Hz 0.03ms G-Sync and FreeSync Premium Pro Gaming Monitor with HDR500 (HDMI x2, DP, USB-A)
- Color: Black
- Operating System Compatibility: Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable
- Display
- Refresh Rate: 280Hz (The number of frames per second the device can produce natively without enhancement. Higher rates help produce smooth, seamless pictures.)
- Maximum Resolution: 2560 x 1440 (Maximum resolution refers to the highest number of pixels that a screen can process and display. Higher resolution signals produce more detailed images.)
- Native Resolution: 2560 x 1440 (Native resolution of a screen refers to its single, fixed resolution. Sometimes screens must scale an image up or down in order to fit the native resolution. This can cause a loss of resolution or detail.)
- Contrast Ratio: 1,500,000:1 (Measured difference between a displayed image's brightest whites and darkest blacks. The larger the first number, the more detail and color that can be displayed.)
- Response Time: 0.03 milliseconds (The speed at which pixels can change colors is called response time. It is measured in milliseconds (ms).)
- Display Type: OLED
- Synchronization Technology: FreeSync Premium Pro (AMD Adaptive Sync), G-SYNC Compatible (NVIDIA Adaptive Sync) (Generally, these technologies allow syncing between a computer/console game's frame rate and the device's refresh rate for a smoother display without tearing.)
- Aspect Ratio: 16:9 (The measurement of the width of a screen compared to the height of a screen, expressed as a ratio.)
- Curved Screen: false
- Pixel Density: 111 pixels per inch (The number of pixels present per inch on the device's display. Higher pixel density improves the clarity and sharpness of the displayed image.)
- Brightness: 335 candela per square meter (A measure of the total light output.)
- Screen Size: 26.5 inches (Size of the screen, measured diagonally from corner to corner.)
- High Dynamic Range (HDR): true (An HDR-compatible 4K TV or other HDR-compatible product displays HDR video content when it's available from sources like 4K Ultra HD Blu-ray Discs and 4K streaming services.)
- High Dynamic Range Format: VESA Certified DisplayHDR 500 True Black, HDR 10 (There are a few HDR formats that tell the TV or other HDR-compatible product how to best utilize its capabilities to display HDR content. HDR technology can support one or multiple formats, each with various benefits to picture quality.)
- Horizontal Viewing Angle: 178 degrees (The maximum angle at which the display can be viewed with acceptable visual performance from either side.)
- Vertical Viewing Angle: 178 degrees (The maximum angle at which the display can be viewed with acceptable visual performance from above or below.)
- OLED Technology: Standard OLED
- Connectivity
- Number of DisplayPort Inputs (Total): 1
- Number of HDMI Inputs (Total): 2
- Display Connector(s): 1 x DisplayPort, 2 x HDMI 2.1 (The number and type of connectors used to connect to an external display.)
- Number of USB Ports (Total): 3
- USB Ports: 2 x USB-A (The number and type of USB ports the product has.)
- Headphone Jack: true (The device features an interface that allows for the connection of headphones.)
- Compatibility
- Wall Mountable: true (The product is able to be secured to a wall. Some products are designed ready to mount, while others may require additional hardware/accessories for installation.)
- VESA Wall Mount Standard: 100mm x 100mm (VESA wall mount standards refer to the spacing of screw holes built into a TV in order to fit with standard TV wall mounts. These standards are implemented into most TVs and monitors.)
- Features
- Tiltable: true
- Adjustable Stand Height: true
- Built-In Webcam: false
- Integrated Speaker(s): false
- Dimensions
- Product Height With Stand: 22.8 inches
- Product Height Without Stand: 13.8 inches
- Product Width: 23.8 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
- Product Depth (With Stand): 9.8 inches
- Product Depth Without Stand: 1.8 inches
- Product Weight: 19.8 pounds (The out of box weight of the item.)
- Stand Included: true
- Certifications Listings & Approvals
- ENERGY STAR Certified: false (Devices carrying the ENERGY STAR service mark, such as computer products and peripherals, kitchen appliances, and other products, generally use 20% to 30% less energy than required by federal standards.)
- EPEAT Qualified: false (The Electronic Product Environmental Assessment Tool (EPEAT) was designed to provide an environmental assessment tool for purchasers. In order to qualify for EPEAT, a product must meet all 23 required criteria.)
- Warranty
- Warranty - Parts: 2-Year Parts and Labor
- Warranty - Labor: 2-Year Parts and Labor
- Other
- UPC: 195174129746
Step into next-gen performance with the latest 27" QHD UltraGear OLED gaming monitor engineered for serious PC and console gamers. Powered by LG UltraGear's latest OLED with Primary RGB Tandem technology, it hits up to 1500 nits of peak brightness—delivering stunning clarity even in bright room environments or fast-action scenes. This UltraGear OLED display is UL-Verified for Perfect Black, Perfect Color with 100% Color Fidelity, and Perfect Reproduction—ensuring every shadow, hue, and highlight appears exactly as intended under any lighting condition. With up to 99.5% DCI-P3 color coverage and DisplayHDR True Black 500, this UltraGear OLED produces incredible cinematic contrast and deep black expression. When speed is critical, dominate with a 280Hz refresh rate¹, 0.03ms response time, G-SYNC Compatibility, FreeSync Premium Pro, and VESA ClearMR 13000 for blur-free, tear-free gaming. HDMI 2.3 and DisplayPort 1.4 keep you connected to the latest PC and console hardware. Complete with DTS Headphone:X support, LED backlighting, and a height, tilt, swivel and pivot adjustable stand—this is UltraGear OLED gaming, perfected.
- LG's Brightest OLED Gaming Monitor: Experience ultra-smooth, tear-free gameplay with up to 280Hz refresh rate² 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 unbeatable speed and clarity.
- Our Brightest, Boldest OLED Gaming Monitor: With OLED and Primary RGB Tandem tech, this UltraGear reaches 1500 nits peak brightness and holds steady in bright, fast-paced scenes—so you can react faster and stay locked in every moment.
- VESA DisplayHDR True Black 500: VESA DisplayHDR True Black 500 certification ensures incredible brightness, rich contrast, and deep black levels. This OLED monitor enhances your gaming and streaming with impeccable detail, especially in dark scenes, for a breathtaking visual experience.
- 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 sharp, no matter your GPU.⁴
- UL-Verified Visual Perfection on UltraGear: Certified by UL Solutions for Perfect Black, Perfect Color with 100% Color Fidelity, and Perfect Reproduction⁵, this UltraGear OLED display verified accurate visuals in any environment. Whether you're gaming in daylight or darkness, every detail, shadow, and color is rendered with stunning accuracy—just as the creators intended.
- 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.
- 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
- Seamless Display, and Adjustable to Gamer Specs: Dive into gameplay on the virtually borderless 27” OLED screen. The slim-profile display has adjustable height, tilt, swivel and pivot controls that let you customize your view, while RGB backlighting amps up your battle station, making every session a vibe.
Whats Included
- Monitor
- Power Cable
- DisplayPort Cable
- HDMI Cable
- USB A to B Cable
Product Manuals
Disclaimers
- ¹Actual refresh rates may vary depending on computer graphics specifications and configurations.
- ²Requires 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.
- ³Graphics card that supports DisplayPort 1.4 or HDMI 2.1 are required to achieve up to 280Hz refresh rate support. Graphics card sold separately.
- ⁴NVIDIA 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.
- ⁵This 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.
- ⁶Headphones sold separately. For DTS patents, see http://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
Q: What type of display is used in this monitor?
A: This monitor uses an OLED display.
Q: Are there USB ports available on this monitor?
A: Yes, there are USB ports available, specifically 2 USB-A ports.
Q: Is the stand adjustable on this gaming monitor?
A: Yes, the stand has adjustable height.
Q: Does this monitor support high dynamic range?
A: Yes, this monitor supports high dynamic range (HDR).
Q: What is the maximum refresh rate of this monitor?
A: The maximum refresh rate of this monitor is 280Hz.
Q: Can this monitor be mounted to a wall?
A: Yes, this monitor is wall mountable.
Q: Does this gaming monitor have a headphone jack?
A: Yes, this gaming monitor has a headphone jack.
Q: What is its SDR NITs at 100%
A: Hello there, Bob! Thank you for reaching out about the LG Monitor (27GX700A‑B). This model delivers around 335 nits at 100% SDR, giving you a bright and vibrant viewing experience for everyday use. You can explore the full feature list and support details here: https://www.bestbuy.com/product/lg-ultragear-27-oled-qhd-280hz-0-03ms-g-sync-and-freesync-premium-pro-gaming-monitor-with-hdr500-hdmi-x2-dp-usb-a-black/JJ8VPZKGR4. If you need further assistance, feel free to send us an email at lgdigitalcare@lg.sprinklrsupport.com. - Avril
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Step into next-gen performance with the latest 27" QHD UltraGear OLED gaming monitor engineered for serious PC and console gamers. Powered by LG UltraGear's latest OLED with Primary RGB Tandem technology, it hits up to 1500 nits of peak brightness—delivering stunning clarity even in bright room environments or fast-action scenes. This UltraGear OLED display is UL-Verified for Perfect Black, Perfect Color with 100% Color Fidelity, and Perfect Reproduction—ensuring every shadow, hue, and highlight appears exactly as intended under any lighting condition. With up to 99.5% DCI-P3 color coverage and DisplayHDR True Black 500, this UltraGear OLED produces incredible cinematic contrast and deep black expression. When speed is critical, dominate with a 280Hz refresh rate¹, 0.03ms response time, G-SYNC Compatibility, FreeSync Premium Pro, and VESA ClearMR 13000 for blur-free, tear-free gaming. HDMI 2.3 and DisplayPort 1.4 keep you connected to the latest PC and console hardware. Complete with DTS Headphone:X support, LED backlighting, and a height, tilt, swivel and pivot adjustable stand—this is UltraGear OLED gaming, perfected.

Experience astounding speed with up to a blistering 480Hz refresh rate¹ and 0.03ms response time on a 27" QHD OLED monitor. Dive into immaculate OLED visuals with up to 98.5% of DCI-P3 color coverage and a 1,500,000:1 contrast ratio for stunning blacks and vibrant colors. With next gen connectivity via DisplayPort 2.1, enjoy ultra-fast data transfer supporting higher resolutions at fast refresh rates with razor-sharp visuals and zero lag. Adaptive sync technologies FreeSync Premium Pro and NVIDIA G-SYNC compatibility ensure tear-free, stutter-free performance, whether you're on PC or next-gen consoles. Plus, the UltraGear's 2-year OLED limited warranty and OLED Care features give you peace of mind, keeping your UltraGear monitor in top shape. Designed and built for gamers, the monitor's virtually bezel-less screen brings you into the action while the RBG backlighting creates the mood for the centerpiece of your ultimate battlestation.

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| Pros for LG - UltraGear 27" OLED QHD 280Hz 0.03ms G-Sync and FreeSync Premium Pro Gaming Monitor with HDR500 (HDMI x2, DP, USB-A) - Black | |||
|---|---|---|---|
| Refresh Rate, OLED Quality, Brightness, Overall Performance, Screen Finish | Color Quality, Refresh Rate, Design, Gaming Performance | Color Quality | Color Quality, Refresh Rate, Design, HDR Performance, Contrast |
| Cons for LG - UltraGear 27" OLED QHD 280Hz 0.03ms G-Sync and FreeSync Premium Pro Gaming Monitor with HDR500 (HDMI x2, DP, USB-A) - Black | |||
| Vertical Banding | Cable Management | There were no cons for this product— | There were no cons for this product— |
Specs
Reviews
Rating 4.7 out of 5 stars with 114 reviews
- OLED Quality (41)
- Brightness (34)
- Overall Performance (10)
- Screen Finish (9)
- Refresh Rate (8)
- Vertical Banding (3)
Customer Images
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