LG - UltraGear evo GX9 39" 5K2K OLED 165Hz 0.03ms G-SYNC FreeSync Premium Pro Gaming Monitor with DisplayHDR TRUE 500 - Black
Highlights
- Key Specs
- Refresh Rate: 165Hz (The number of frames per second the device can produce natively without enhancement. Higher rates help produce smooth, seamless pictures.)
- Maximum Resolution: 5120 x 2160 (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).)
- Panel Type: Not Applicable (Technology that affects response time and image quality.)
- Synchronization Technology: G-SYNC Compatible (NVIDIA Adaptive Sync), FreeSync Premium Pro (AMD 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: 39 inches (Size of the screen, measured diagonally from corner to corner.)
- OLED Technology: OLED EVO
- Display Connector(s): 1 x DisplayPort 2.1, 2 x HDMI 2.1 (The number and type of connectors used to connect to an external display.)
- General
- Brand: LG
- Model Number: 39GX950B-B
- Product Name: UltraGear evo GX9 39" 5K2K OLED 165Hz 0.03ms G-SYNC FreeSync Premium Pro Gaming Monitor with DisplayHDR TRUE BLACK 500
- Color: Black
- Operating System Compatibility: Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not Applicable
- Display
- Refresh Rate: 165Hz (The number of frames per second the device can produce natively without enhancement. Higher rates help produce smooth, seamless pictures.)
- Maximum Resolution: 5120 x 2160 (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: 5120 x 2160 (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
- Panel Type: Not Applicable (Technology that affects response time and image quality.)
- Synchronization Technology: G-SYNC Compatible (NVIDIA Adaptive Sync), FreeSync Premium Pro (AMD 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: 21:9 (The measurement of the width of a screen compared to the height of a screen, expressed as a ratio.)
- Curved Screen: true
- Pixel Density: 143 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: 39 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.)
- Touch Screen: false (Touch-screen devices make navigating more intuitive. Using a touch-screen display, you can do things such as tap to select, hold and drag to move items, swipe to scroll, and pinch to zoom.)
- OLED Technology: OLED EVO
- Color Gamut (Standard RGB): 99.5 percent
- Connectivity
- Number of DisplayPort Inputs (Total): 1
- Number of HDMI Inputs (Total): 2
- Display Connector(s): 1 x DisplayPort 2.1, 2 x HDMI 2.1 (The number and type of connectors used to connect to an external display.)
- Number of USB Ports (Total): 1
- USB Ports: 1 x USB-C, 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): true
- Dimensions
- Product Height With Stand: 23.8 inches
- Product Height Without Stand: 15.9 inches
- Product Width: 36.3 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): 12.7 inches
- Product Depth Without Stand: 4.7 inches
- Product Weight: 23.6 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: 195174146491
With UltraGear evo, experience the sweet spot of ultrawide OLED gaming with this 39-inch 5K2K (5120×2160) curved display. Designed in a wide 21:9 format with a 1500R curve, it expands your field of view while delivering crisp detail across a dense 143 PPI pixel canvas—more than 30% more pixels than a 32-inch 4K screen. 4th Gen Primary RGB Tandem OLED technology reaches up to 335 nits typical brightness and enhances contrast, color precision, and visual depth, supported by VESA DisplayHDR True Black 500 and UL-verified Perfect Black¹, Perfect Color, and Perfect Reproduction certifications. With Dual-Mode, switch between 5K2K at 165Hz for cinematic AAA gameplay or Wide Full HD at 330Hz² for ultra-responsive competitive play. A near-instant 0.03ms (GtG) response time with NVIDIA G-SYNC compatibility³ and AMD FreeSync Premium Pro keeps motion smooth and clear. UltraGear evo’s built-in processor powers AI Upscaling⁴ to enhance content toward the display’s 5K2K resolution—helping games and video look sharper without requiring a GPU upgrade. Modern connectivity—including DisplayPort 2.1⁵ (UHBR20), USB-C with 90W power delivery, and HDMI 2.1—supports high-bandwidth gaming setups and next-gen consoles, making this curved OLED gaming monitor the ideal intersection of size, speed, and visual precision.
- The OLED Gamers Have Been Waiting For: This 39-inch 5K2K curved OLED gaming monitor delivers the sweet spot of size, speed, and detail. The 21:9 ultrawide display with 143 PPI provides sharp visuals across a wide workspace, while Dual-Mode refresh rates up to 330Hz and 0.03ms response time keep gameplay smooth and responsive.¹
- The World’s First 39" 5K2K OLED Gaming Monitor⁶: This 39-inch 5K2K (5120×2160) UltraGear hits the sweet spot of size, resolution, and speed. The wide 21:9 format and 1500R curve expand your field of view, while the dense pixel count delivers crisp detail across every scene in the games you love.
- AI Upscaling to 5K2K—No GPU Upgrade Required: UltraGear evo’s built-in processor uses AI Upscaling to enhance content toward the display’s 5K2K resolution. It analyzes the source signal to improve detail and clarity—helping games and video look sharper without requiring a GPU upgrade.
- Next-Gen Brilliance with 4th Gen RGB Tandem OLED: 4th Gen Primary RGB Tandem OLED delivers up to 335 nits typical brightness with improved power efficiency. Its advanced 4-stack RGB structure enhances contrast, sharpens detail, and keeps color precise 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. UL-verified Perfect Reproduction ensures game content is faithfully rendered on screen, preserving intended color and detail. This certification reflects real-world content accuracy.¹
- Deeper Detail with VESA DisplayHDR True Black 500: VESA DisplayHDR True Black 500 reveals rich blacks and nuanced shadow detail—even in dark scenes. Combined with a 1.5M:1 contrast ratio, up to 98.5% (typical) DCI-P3 color, and Delta E≤2 accuracy, visuals appear vivid, precise, and true to the creator’s intent.
- High 143 PPI for Sharp, Detailed Visuals: With a sharp 143 PPI pixel density, in-game text, HUD elements, and fine visual details appear crisp and easy to read. The added clarity also improves everyday tasks like writing, web browsing, and working with text-heavy documents.
- Five UL Certifications. One Clear Advantage for Eye Comfort.: This UltraGear OLED display is five times UL-certified⁷—for Discomfort Glare Free, Flicker-Free, Low Blue Light, Reduced Blue Light, and Reduced Circadian Stimulating Blue Light. Combined with a matte anti-glare finish, the display helps reduce distractions, keep your view crisp, and maintain visual comfort—so you can stay focused and perform at your best, even during extended gaming sessions.
- More Room to Create with 5K2K Ultrawide: The expansive 21:9 5K2K display with 143 PPI delivers sharp detail across a wide creative workspace. Edit video, retouch photos, and manage timelines on one seamless screen—while keeping documents, research, and multiple windows visible at the same time.
- Dual Mode: 5K2K 165Hz for Detail or WFHD 330Hz for Speed: Switch between 5K2K resolution at 165Hz for cinematic AAA titles and Wide Full HD at 330Hz⁸ for ultra-responsive competitive gaming. VESA Certified Dual-Mode lets you optimize resolution and refresh rate to match the way you play.
- Near-Instant 0.03ms (GtG) Response Time: With a near-instant 0.03ms (GtG) response time, pixels transition incredibly fast—helping reduce ghosting and keep fast-moving gameplay clear and responsive.
- NVIDIA G-SYNC Compatible & AMD FreeSync Premium Pro: Minimize screen tearing and stuttering with NVIDIA G-SYNC compatibility⁷ and AMD FreeSync Premium Pro. These adaptive sync technologies help keep gameplay smooth and responsive by matching the monitor’s refresh rate to your GPU—so fast action stays clear with reduced blur and ghosting.
- Future-Ready Connectivity for High-Performance Gaming: DisplayPort 2.1⁸ (UHBR20), USB Type-C with 90W power delivery, and HDMI 2.1 provide the connectivity modern gaming setups demand. DP 2.1 delivers the ultra-high bandwidth needed for high-resolution, high-refresh-rate gameplay, while USB-C supports display, data, and charging through a single cable. HDMI 2.1 ensures stable connections with consoles and other devices.
- AI Sound Enhances Voices and Key Audio Cues: The AI Sound setting analyzes on-screen action and separates voices, sound effects, and background audio. AI Sound helps keep team comms clear while highlighting important gameplay cues—like approaching footsteps or nearby action—through speakers or connected headphones.
- AI Scene Optimization Adapts to Your Content: The AI Scene Optimization setting detects what’s on screen and automatically adjusts picture settings like color temperature and sharpness. It helps optimize the display across preset modes such as Office, Animation, Movie, Game, and Sports.
- OLED Care Helps Maintain Your Display: OLED Care helps maintain your OLED display’s long-term performance. Built-in maintenance features, including Pixel Cleaning, help keep the OLED panel operating at its best for consistent image quality over time.
Whats Included
- Monitor & Stand
- Power Cable
- DiplayPort Cable
- HDMI Cable
- USB Type-C Cable
Disclaimers
- ¹This 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.
- ²Requires graphics card that supports up to 330Hz refresh rate support. Actual refresh rates may vary depending on computer graphics specifications and configurations.
- ³NVIDIA 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.
- ⁴AI Upscaling requires an input source of at least Wide Full HD resolution. Sources below Wide Full HD are not supported. Upscaling performance may vary depending on source quality.
- ⁵Requires graphics card that supports DisplayPort 2.1 to achieve up to 330Hz refresh rate support. Actual refresh rates may vary depending on computer graphics specifications and configurations.
- ⁶Based on published specifications of OLED gaming monitors as of March 2026.
- ⁷LG OLED panels have been certified as Flicker-Free, Discomfort Glare Free, Low Blue Light, Verified Reduced Blue Light and Verified Reduced Circadian Stimulating Blue Light by UL. Certificate Number: Flicker Free Display (OLED)- A196009, Discomfort Glare Free - V563481 (conditions of UGR less than 22), Low Blue Light Hardware Solution Platinum - V745051. Verified for reduced circadian stimulating blue light (V745354). Verified for reduced blue light (V275741).
- ⁸Requires graphics card that up to 330Hz refresh rate support (QHD). Actual refresh rates may vary depending on computer graphics specifications and configurations. Graphics card available separately.
Q: When is this product expected to be available for purchase?
A: The LG UltraGear™ evo GX9 39" 5K2K OLED 165Hz 0.03ms G-SYNC FreeSync™ Premium Pro Gaming Monitor with DisplayHDR™ TRUE 500 - Black, Model # 39GX950B-B, is available for purchase. If it is not showing as being available for purchase at Best Buy, please contact Best Buy's Customer Support for assistance, as that is proprietary information that only Best Buy can provide...^Ivan.
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With UltraGear evo, experience the sweet spot of ultrawide OLED gaming with this 39-inch 5K2K (5120×2160) curved display. Designed in a wide 21:9 format with a 1500R curve, it expands your field of view while delivering crisp detail across a dense 143 PPI pixel canvas—more than 30% more pixels than a 32-inch 4K screen. 4th Gen Primary RGB Tandem OLED technology reaches up to 335 nits typical brightness and enhances contrast, color precision, and visual depth, supported by VESA DisplayHDR True Black 500 and UL-verified Perfect Black¹, Perfect Color, and Perfect Reproduction certifications. With Dual-Mode, switch between 5K2K at 165Hz for cinematic AAA gameplay or Wide Full HD at 330Hz² for ultra-responsive competitive play. A near-instant 0.03ms (GtG) response time with NVIDIA G-SYNC compatibility³ and AMD FreeSync Premium Pro keeps motion smooth and clear. UltraGear evo’s built-in processor powers AI Upscaling⁴ to enhance content toward the display’s 5K2K resolution—helping games and video look sharper without requiring a GPU upgrade. Modern connectivity—including DisplayPort 2.1⁵ (UHBR20), USB-C with 90W power delivery, and HDMI 2.1—supports high-bandwidth gaming setups and next-gen consoles, making this curved OLED gaming monitor the ideal intersection of size, speed, and visual precision.
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Experience lightning-quick speed with up to a 240Hz refresh rate¹ and 0.03ms response time on a huge 45" WQHD curved OLED monitor. UltraGear Fact: The 45-inch 21:9 45” UltraGear OLED monitor delivers more screen area than a 49-inch 32:9 aspect ratio screen. The sweeping, steep 800R curve surrounds you in the action. And with the 240Hz refresh rate, and 0.03ms response time, the action is fast, the play seamless and precise. Dive into UltraGear OLED’s immaculate 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. LG's game-changing webOS streaming platform adds ease and versatility, letting you enjoy your favorite entertainment streaming platforms as well as cloud gaming services from one, simple to access home screen. 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 for gamers, the virtually borderless design complements any gaming setup, with height, tilt, and pivot adjustments for optimal comfort. The RBG backlighting creates the mood that’ll upgrade any battlestation.
| Pros for LG - UltraGear evo GX9 39" 5K2K OLED 165Hz 0.03ms G-SYNC FreeSync Premium Pro Gaming Monitor with DisplayHDR TRUE 500 - Black | |||
|---|---|---|---|
| There were no pros for this product— | Screen Size | There were no pros for this product— | Screen Size, Overall Performance, OLED Quality, Refresh Rate, Resolution |
| Cons for LG - UltraGear evo GX9 39" 5K2K OLED 165Hz 0.03ms G-SYNC FreeSync Premium Pro Gaming Monitor with DisplayHDR TRUE 500 - Black | |||
| There were no cons for this product— | There were no cons for this product— | There were no cons for this product— | Software, Text Clarity, Connectivity |
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