LG 27GX704A-B computer monitor 68.6 cm (27") 2560 x 1440 pixels Quad HD OLED Black
- Brand
- LG Electronics
- Product code
- 27GX704A-B.AEK
- SKU
- UEEA19MDW472O
- EAN/GTIN
- 8806096600047
- Astoundingly, fast, tear-free gaming with up to 240Hz¹ & 0.03ms on a bright, glossy 27” OLED screen
- DisplayHDR™ True Black 400 delivers deep blacks, rich contrast, and stunning dark-scene detail
- Ultra fast, tear-free gaming up to 240Hz & 0.03ms on a bright 27” OLED screen
- Next-gen ready with dual HDMI, DP 1.4, USB upstream, and two downstream ports³
- Reduced screen stutter with NVIDIA® G-SYNC® compatibility⁴ AMD FreeSync™ Premium Pro
- Virtually borderless 27” OLED with adjustable screen for a custom setup
Product Info
LG UltraGear™ OLED Goes Glossy
Experience ultra-smooth, tear-free gameplay with up to 240Hz refresh rate1 and 0.03ms response time on a glossy, bright 27” QHD OLED display. React instantly, spot every detail, and outpace your opponents in every frame with outrageous speed and clarity.
Next-Level OLED Brightness, For Next-Level Play
The brilliant OLED display brings every scene to life with jaw-dropping color and intensity. Delivering a standard 275 nits of brightness and peaking at 1300 nits, your games shine with vivid clarity—keeping dark corners detailed, explosions dazzling, and the action always visible no matter the environment.
VESA DisplayHDR™ True Black 400
An OLED display with VESA DisplayHDR™ True Black 400 and a 1.5M:1 contrast ratio deliver deep blacks and dazzling highlights, so you catch every hidden detail in dark scenes and every spark in the bright ones. With up to 98.5% DCI-P3 color, your worlds burst with vibrant intensity—making every game feel more alive.
Three UL Certifications. One Clear Advantage for Eye Comfort.
This UltraGear™ OLED display is three times UL-certified—for Anti-Glare, Flicker-Free, and Low Blue Light. Combined with a glossy 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 sessions2.
27” OLED Brilliance with up to 240Hz of Game-Changing Speed
Experience ultra-smooth, tear-free gameplay with up to 240Hz refresh rate on a glossy, bright 27” QHD OLED display.
0.03ms (GtG): Astounding Gaming Speed
Play with a near-instantaneous 0.03ms response time, which minimizes ghosting for gaming visuals that are sharp, clear and buttery smooth.
Serious Connectivity for Serious Gamers
UltraGear™ OLED is built for next-gen consoles or PC with dual HDMI, DP 1.4, USB upstream and two downstream ports.3
NVIDIA® G-SYNC® Compatible & AMD FreeSync™ Premium Pro
NVIDIA® G-SYNC® Compatible4 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.
OLED Care Made Easy
Adjust brightness and enable OLED protection features that help mitigate image retention. 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.
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
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 3-pole headphone jack keeps audio loud and clear.
| Display | |
|---|---|
| Display diagonal | 68.6 cm (27") |
| Display resolution | 2560 x 1440 pixels |
| HD type | Quad HD |
| Native aspect ratio | 16:9 |
| Display technology | OLED |
| Panel type | OLED |
| Display brightness (typical) | 275 cd/m² |
| Display brightness (min) | 250 cd/m² |
| Response time | 0.03 ms |
| Response time measurement type | GTG (Gray to Gray) |
| Screen shape | Flat |
| Contrast ratio (typical) | 1500000:1 |
| Maximum refresh rate | 240 Hz |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 1.07 billion colours |
| Pixel pitch | 0.2292 x 0.2292 mm |
| Display diagonal (metric) | 67 cm |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | DisplayHDR 400 True Black, HDR Effect, High Dynamic Range 10 (HDR10) |
| Colour gamut standard | DCI-P3 |
| Colour gamut | 98.5% |
| Performance | |
| NVIDIA G-SYNC | Yes |
| NVIDIA G-SYNC type | G-SYNC Compatible |
| AMD FreeSync | Yes |
| AMD FreeSync type | FreeSync Premium Pro |
| VESA Adaptive Sync support | Yes |
| Low Blue Light technology | Yes |
| Smart modes | Energy saving |
| Design | |
| Market positioning | Gaming |
| Product colour | Black |
| Detachable stand | Yes |
| Feet colour | Black |
| Ports & interfaces | |
| HDMI | Yes |
| HDMI ports quantity | 2 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 1 |
| DisplayPort out version | 1.4 |
| Headphone out | Yes |
| Headphone outputs | 3 |
| Ergonomics | |
| VESA mounting | Yes |
| Panel mounting interface | 100 x 100 mm |
| Wall mountable | Yes |
| Height adjustment | Yes |
| Pivot | Yes |
| Swivelling | Yes |
| Tilt adjustment | Yes |
| Power | |
| Energy efficiency class (SDR) | F |
| Energy efficiency class (HDR) | F |
| Energy consumption (SDR) per 1000 hours | 24 kWh |
| Energy consumption (HDR) per 1000 hours | 23 kWh |
| Power consumption (typical) | 36.6 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (off) | 0.3 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Power supply type | External |
| Weight & dimensions | |
| Width (with stand) | 604 mm |
| Depth (with stand) | 221 mm |
| Height (with stand) | 533 mm |
| Weight (with stand) | 7.2 kg |
| Width (without stand) | 604 mm |
| Depth (without stand) | 46 mm |
| Height (without stand) | 351 mm |
| Weight (without stand) | 4.8 kg |
| Packaging data | |
| Package width | 673 mm |
| Package depth | 528 mm |
| Package height | 168 mm |
| Package weight | 9.9 kg |
| Packaging content | |
| Cables included | DisplayPort, HDMI, USB Type-A to USB Type-B |
| Other features | |
| Brand specific technologies | Black Stabilizer |
| FPS counter | Yes |
| Warranty period | 2 year(s) |