LG 39GX90SA-W computer monitor 99.1 cm (39") 3440 x 1440 pixels Wide Quad HD OLED White
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- 39” UltraGear OLED: a 21:9 curved WQHD display that’s built for battle
- Outrageous OLED gaming speed at up to 240Hz and 0.03ms response time
- Easy access to popular streaming apps and cloud gaming services with webOS
- Seamless frame sync with FreeSync Premium and G-SYNC for stutter-free gaming.
- Stunning and bright OLED visuals with rich color, deep blacks, and 1.5M:1 contrast
- The 39" UltraGear OLED's steep and dramatic 800R curve surrounds you in the action
- webOS brings tailored AI-driven visuals and audio for enhanced gaming experiences
- Console or PC connectivity: HDMI 2.1, DisplayPort 1.4 and USB Type-C
The 240Hz OLED Smart gaming monitor that’s ahead of the (800R) curve
The 39” WQHD OLED with a steep 800R curve and up to 1300 nits (APL 1.5%) peak brightness pulls you deep into the action, while a 240Hz refresh rate and 0.03ms response time keep gameplay insanely fast and smooth. Plus, LG’s webOS lets you stream your favorites and cloud game—all from one epic screen.
Up to 240Hz & 0.03ms – Outrageous OLED Gaming Speed
Game at the speed of OLED with an ultra-fast 240Hz and near instantaneous 0.03ms (GtG) response time. The faster speed lets you respond quickly to opponents and enjoy smoother scenes with less lag or ghosting.
Your Favorite Streaming Services Plus Cloud Gaming
Thanks to webOS24, find your favorites fast with built-in access to Netflix, Prime Video, the Apple TV app, Disney+, HBO Max. And over 300 free LG Channels with everything from comedy to movies to sports. Game without a PC or console! Connect to your favorite cloud gaming services such as NVIDIA GeForce NOW, Amazon Luna, and Blacknut directly from the webOS home screen.
Ultimate Frame Sync: FreeSync™ Premium & G-SYNC® Compatible
Say goodbye to screen tearing and stutter. With AMD FreeSync™ Premium and NVIDIA® G-SYNC® compatibility, this OLED monitor delivers ultra-smooth, tear-free visuals, giving you perfect frame sync across PC and next-gen console gaming.
Bright Picture. Deep Blacks, Brilliant Detail: OLED Gaming FTW
Get lost in vivid visuals with OLED technology, delivering exceptional brightness, up to 98.5% of DCI-P3 color coverage, a 1.5M:1 contrast ratio, and DisplayHDR True Black 400. Every gaming scene pops with deep blacks, brilliant highlights, and cinematic color.
The 800R Curve: Surround Yourself in the Action
See and feel the action all around you with the dramatic 800R curve. This steep curvature extends your periphery, pulling you deeper into the game and making the action more intense.
Low Glare, More Focus: Play Without Distractions
UL-verified “Flicker-free Display”, “Discomfort Glare Free” and “Low Blue Light Hardware Solution Platinum”, this OLED display keeps your view crisp and colors bold. With advanced anti-glare tech minimizing reflections, you get distraction-free clarity—so you can stay focused and dominate in any lighting.
webOS Gaming: AI tools customize your gaming experience
Experience enhanced gaming in webOS with AI tools. Dynamic Tone Mapping and AI Picture sharpen visuals, while AI Personalized Picture Wizard customizes settings to your taste. AI Sound completes the package, delivering precision-tuned audio for every game or stream.
Unlock Your Potential with Advanced Gaming Features
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
| Display | |
|---|---|
| DCI-P3 coverage | 98.5% |
| High Dynamic Range (HDR) technology | DisplayHDR 400 True Black, Dynamic Tone Mapping |
| High Dynamic Range (HDR) supported | Yes |
| Pixel pitch | 0.266 x 0.266 mm |
| Response time (fast) | 0.03 ms |
| Display number of colours | 1.07 billion colours |
| Viewing angle, vertical | 178° |
| Viewing angle, horizontal | 178° |
| Maximum refresh rate | 240 Hz |
| Contrast ratio (typical) | 1500000:1 |
| Screen curvature rating | 800R |
| Screen shape | Curved |
| Anti-glare screen | Yes |
| Response time measurement type | GTG (Gray to Gray) |
| Response time | 0.03 ms |
| Display brightness (typical) | 275 cd/m² |
| Panel type | OLED |
| HD type | Wide Quad HD |
| Touchscreen | No |
| Display technology | OLED |
| Native aspect ratio | 21:9 |
| Display resolution | 3440 x 1440 pixels |
| Display diagonal | 99.1 cm (39") |
| Performance | |
|---|---|
| Operating system installed | webOS |
| Game mode | Yes |
| Low Blue Light technology | Yes |
| Flicker-free technology | Yes |
| VESA Adaptive Sync support | Yes |
| AMD FreeSync type | FreeSync Premium |
| NVIDIA G-SYNC type | G-SYNC Compatible |
| AMD FreeSync | Yes |
| NVIDIA G-SYNC | Yes |
| Multimedia | |
|---|---|
| Built-in camera | No |
| RMS rated power | 14 W |
| Number of speakers | 2 |
| Built-in speaker(s) | Yes |
| Design | |
|---|---|
| Illuminated stand | Yes |
| Product colour | White |
| Market positioning | Gaming |
| Ports & interfaces | |
|---|---|
| Headphone out | Yes |
| DisplayPort out version | 1.4 |
| DisplayPorts quantity | 1 |
| HDMI version | 2.1 |
| HDMI ports quantity | 2 |
| HDMI | Yes |
| USB Power Delivery up to | 65 W |
| USB Power Delivery (USB PD) | Yes |
| USB Type-C downstream ports quantity | 1 |
| USB Type-A downstream ports quantity | 2 |
| Built-in USB hub | Yes |
| Network | |
|---|---|
| Ethernet LAN | Yes |
| Bluetooth | Yes |
| Ergonomics | |
|---|---|
| Tilt adjustment | Yes |
| Swivelling | Yes |
| Height adjustment | Yes |
| Panel mounting interface | 100 x 100 mm |
| VESA mounting | Yes |
| Power | |
|---|---|
| Energy efficiency scale | A to G |
| AC input voltage | 220 - 240 V |
| Power consumption (off) | 0.5 W |
| Energy consumption (HDR) per 1000 hours | 46 kWh |
| Energy consumption (SDR) per 1000 hours | 40 kWh |
| Energy efficiency class (HDR) | G |
| Energy efficiency class (SDR) | G |
| Weight & dimensions | |
|---|---|
| Weight (without stand) | 7.3 kg |
| Height (without stand) | 404.4 mm |
| Depth (without stand) | 198 mm |
| Width (without stand) | 887.8 mm |
| Weight (with stand) | 11.4 kg |
| Height (with stand) | 605.7 mm |
| Depth (with stand) | 322.8 mm |
| Width (with stand) | 887.8 mm |
| Packaging data | |
|---|---|
| Package type | Box |
| Package weight | 17.5 kg |
| Package height | 338 mm |
| Package depth | 550 mm |
| Package width | 985 mm |
| Packaging content | |
|---|---|
| Remote control batteries included | Yes |
| Remote control included | Yes |
| Power adapter included | Yes |
| Stand included | Yes |
| Other features | |
|---|---|
| Warranty period | 2 year(s) |
| FPS counter | Yes |
| Picture processing technology | LG AI Picture |
| Brand specific technologies | Black Stabiliser |
