LG 39GX950B-B UltraGear evo 39″ 5K2K OLED Curved Gaming Monitor Launched [ Specs: 5120×2160 / 4th Gen RGB Tandem OLED / 165Hz / 0.03ms / G-Sync / FreeSync Premium Pro ]

Product Highlights: [ Amazon US Pre-order | Price: $1,799.99 ] LG 39GX950B-B 39-inch UltraGear evo 5K2K WUHD (5120×2160) OLED Curved Gaming Monitor | 4th Gen RGB Tandem OLED | 21:9 Ultrawide | 1500R Curve | 165Hz (5K2K) / 330Hz (WFHD) Dual Mode | 0.03ms GtG | NVIDIA G-Sync | FreeSync Premium Pro | DisplayHDR True Black 500 | AI Upscaling | 10-bit 1.07B Colors | 90W USB-C PD | DP 2.1 | HDMI 2.1 | 7W×2 Speakers | Black

LG has launched the 39GX950B-B UltraGear evo 39-inch 5K2K OLED curved gaming monitor. The pre-order price is $1,799.99 (the lowest price on Apr 4, 2026). Visit Amazon for current availability and pricing. This is the world’s first 39-inch 5K2K OLED gaming monitor.

Product Summary: The LG 39GX950B-B UltraGear evo is a 39-inch ultrawide curved gaming monitor with a 5K2K WUHD (5120×2160) resolution 4th Gen Primary RGB Tandem OLED panel. It has a 1500R curve, 21:9 aspect ratio, 165Hz refresh rate at native 5K2K (or 330Hz at WFHD via VESA Certified Dual Mode), and a 0.03ms (GtG) response time. The panel delivers 335 nits typical brightness, a 1,850,000:1 contrast ratio, 99.5% DCI-P3 color gamut (CIE1976), 10-bit color depth with 1.07 billion colors, and Delta E≤2 color accuracy. It supports NVIDIA G-Sync, AMD FreeSync Premium Pro, and VESA DisplayHDR True Black 500. Connectivity includes HDMI 2.1, DisplayPort 2.1, and USB-C with 90W Power Delivery. Built-in 7W × 2 speakers, AI Upscaling processor, Unity Hexagon Lighting 2.0 RGB, and LG Calibration Studio (hardware calibration ready) round out the feature set. The monitor weighs 6.8 kg without stand.

LG 39GX950B-B Price

  • LG 39GX950B-B UltraGear evo 39″ 5K2K OLED Curved Gaming Monitor (Black) — Pre-order Price: $1,799.99Amazon US

39-inch 5K2K WUHD OLED Display with 1500R Curve

The LG 39GX950B-B uses a 4th Gen Primary RGB Tandem OLED panel with a 4-stack RGB structure. The 39-inch display runs at 5K2K WUHD (5120×2160) resolution in a 21:9 ultrawide aspect ratio with a 1500R curve. Pixel density is 143 PPI.

Typical brightness is 335 nits (minimum 300 nits). Contrast ratio is 1,850,000:1 typical (1,480,000:1 minimum). Color gamut covers 99.5% DCI-P3 (CIE1976) typical (94.0% minimum) with Delta E≤2 color accuracy. The panel supports 10-bit color depth with 1.07 billion colors. Pixel pitch is 0.1776 mm × 0.1776 mm. Viewing angle is 178° horizontal and vertical (CR≥10). Surface treatment is anti-glare with low-reflection front polarizer. HDR support includes VESA DisplayHDR True Black 500 and HDR10.

Dual Mode — 5K2K 165Hz or WFHD 330Hz

The LG 39GX950B-B is VESA Certified Dual-Mode. It operates in two modes:

  • 5K2K (5120×2160) at 165Hz — full native resolution
  • WFHD at 330Hz — lower resolution for higher refresh rate in competitive gaming

Response time is 0.03ms (GtG).

Adaptive Sync

  • NVIDIA G-Sync compatible
  • AMD FreeSync Premium Pro

AI Upscaling

The LG 39GX950B-B has a built-in AI Upscaling processor. It analyzes the source signal and upscales content toward the display’s native 5K2K resolution — no GPU upgrade required.

UL Certifications

The LG 39GX950B-B carries multiple UL certifications:

  • UL-verified Perfect Black
  • UL-verified Perfect Color and 100% Color Fidelity
  • UL-verified Perfect Reproduction
  • UL-certified Discomfort Glare Free
  • UL-certified Flicker-Free
  • UL-certified Low Blue Light
  • UL-certified Reduced Blue Light
  • UL-certified Reduced Circadian Stimulating Blue Light

Connectivity & Ports

  • 1x HDMI 2.1
  • 1x DisplayPort 2.1
  • 1x USB-C (upstream, supports data transmission, max resolution 5120×2160 at 165Hz, 90W Power Delivery)
  • 2x USB 3.2 Gen 2 downstream ports
  • 1x Headphone out (4-pole, sound + mic combo)

Audio

The LG 39GX950B-B has built-in 7W × 2 stereo speakers with Dolby Atmos support (from the Amazon listing features).

Gaming Features

  • FreeSync Premium Pro
  • G-SYNC Compatible
  • VRR (Variable Refresh Rate)
  • Dynamic Action Sync
  • Black Stabilizer
  • FPS Counter
  • Crosshair
  • HDR Effect
  • Reader Mode
  • Color Weakness mode
  • VESA DSC tech
  • 2PBP (Picture-by-Picture)
  • PIP (Picture-in-Picture)
  • Smart Energy Saving
  • User Defined Key
  • RGB LED Lighting: Unity Hexagon Lighting 2.0
  • AI Boost
  • 4-way Joystick navigation

Ergonomics & Mounting

  • Stand Adjustments: Tilt, Height, Swivel
  • OneClick Stand: Yes
  • Borderless Design: 4-side virtually borderless
  • VESA Wall Mount: 100 × 100 mm

Power

  • AC Input: 100~240V (50/60Hz)
  • DC Output: 20.0V / 13.5A
  • Power Supply: External power adapter (included)
  • Standby Power Consumption: Less than 0.3W

Software

  • Dual Controller support
  • LG Calibration Studio (True Color Pro) — hardware calibration ready

Dimensions & Weight

  • Without Stand: 921.4 × 405.0 × 118.7 mm
  • With Stand (raised): 921.4 × 605.4 × 322.8 mm
  • With Stand (lowered): 921.4 × 495.4 × 322.8 mm
  • Shipping Dimensions: 1035 × 296 × 549 mm
  • Weight without Stand: 6.8 kg
  • Weight with Stand: 10.7 kg
  • Shipping Weight: 16.2 kg

Included Accessories

  • HDMI cable (black, 1.8m, ver 2.1)
  • DisplayPort cable
  • USB-C cable
  • Power cord
  • External power adapter
  • Door (stand cover)

LG 39GX950B-B Technical Specifications

  • Model: 39GX950B-B.AUS
  • Product Name: UltraGear (Y26)
  • Display Size: 38.86 inches (98.7 cm)
  • Resolution: 5120×2160 (5K2K WUHD)
  • Aspect Ratio: 21:9 Ultrawide
  • Panel Type: 4th Gen Primary RGB Tandem OLED (4-stack RGB structure)
  • Curve: 1500R
  • Refresh Rate: 165Hz (5K2K) / 330Hz (WFHD, Dual Mode)
  • Response Time: 0.03ms (GtG)
  • Brightness (Typical): 335 cd/m²
  • Brightness (Minimum): 300 cd/m²
  • Contrast Ratio (Typical): 1,850,000:1
  • Contrast Ratio (Minimum): 1,480,000:1
  • Color Bit: 10-bit
  • Color Depth: 1.07 billion colors
  • Color Gamut (Typical): DCI-P3 99.5% (CIE1976)
  • Color Gamut (Minimum): DCI-P3 94.0% (CIE1976)
  • Color Accuracy: Delta E≤2
  • Pixel Density: 143 PPI
  • Pixel Pitch: 0.1776 mm × 0.1776 mm
  • Viewing Angle: 178° (H) / 178° (V) at CR≥10
  • Surface Treatment: Anti-glare, low-reflection front polarizer
  • HDR: VESA DisplayHDR True Black 500, HDR10, HDR Effect
  • Dual Mode: VESA Certified Dual-Mode
  • Adaptive Sync: NVIDIA G-Sync Compatible, AMD FreeSync Premium Pro, VRR
  • AI Upscaling: Built-in AI Upscaling processor
  • AI Boost: Yes
  • Gaming Features: Dynamic Action Sync, Black Stabilizer, FPS Counter, Crosshair, Reader Mode, Color Weakness, VESA DSC, 2PBP, PIP, Smart Energy Saving, User Defined Key
  • RGB Lighting: Unity Hexagon Lighting 2.0
  • Navigation: 4-way Joystick
  • HW Calibration: HW Calibration Ready
  • HDMI: 1x HDMI 2.1
  • DisplayPort: 1x DP 2.1
  • USB-C: 1x (upstream, data + 90W PD, max 5120×2160 at 165Hz)
  • USB Downstream: 2x USB 3.2 Gen 2
  • Headphone Out: 4-pole (sound + mic)
  • Speakers: 7W × 2
  • Stand Adjustments: Tilt, Height, Swivel
  • OneClick Stand: Yes
  • Borderless Design: 4-side virtually borderless
  • VESA Mount: 100 × 100 mm
  • Dimensions without Stand: 921.4 × 405.0 × 118.7 mm
  • Dimensions with Stand (up): 921.4 × 605.4 × 322.8 mm
  • Dimensions with Stand (down): 921.4 × 495.4 × 322.8 mm
  • Shipping Dimensions: 1035 × 296 × 549 mm
  • Weight without Stand: 6.8 kg
  • Weight with Stand: 10.7 kg
  • Shipping Weight: 16.2 kg
  • AC Input: 100~240V (50/60Hz)
  • DC Output: 20.0V / 13.5A
  • Power Type: External power adapter
  • Standby Power: Less than 0.3W
  • Software: Dual Controller, LG Calibration Studio (True Color Pro)
  • UL Certifications: Perfect Black, Perfect Color (100% Color Fidelity), Perfect Reproduction, Discomfort Glare Free, Flicker-Free, Low Blue Light, Reduced Blue Light, Reduced Circadian Stimulating Blue Light
  • Other Certifications: CE, UL (cUL)
  • Color: Black
  • Included Accessories: HDMI 2.1 cable (black, 1.8m), DisplayPort cable, USB-C cable, power cord, external power adapter, door (stand cover)

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