Release date
LG UltraGear OLED 27GX790A-BDISPLAY2025
LG UltraGear OLED 27GX790A-B
LG UltraGear OLED 27GX790A-B
RELEASE / IDENTITY
| Comparison item | LG UltraGear OLED 27GX790A-B |
|---|---|
| Release date | 2025 |
| Brand | LG |
| Series | UltraGear OLED |
| Model | 27GX790A-B |
Brand
LG UltraGear OLED 27GX790A-BDISPLAYLG
Series
LG UltraGear OLED 27GX790A-BDISPLAYUltraGear OLED
Model
LG UltraGear OLED 27GX790A-BDISPLAY27GX790A-B
SCREEN
Visual insight
Pixel density / PPI
Fixed 0–250 PPI axis. Pixel-pitch samples are symbolic and not physical pixels.
LG UltraGear OLED 27GX790A-B
110.8 PPIPixel pitch 0.229 mm
| Comparison item | LG UltraGear OLED 27GX790A-B |
|---|---|
| Active screen size | 26.5" |
| Resolution | 2560x1440 |
| Aspect Ratio | 16:9 |
| Pixel density | 110.8 PPI |
| Display technology | OLED |
| Panel | WOLED |
| Backlight | self-emissive |
| Screen shape | flat |
| Curvature | - |
Active screen size
LG UltraGear OLED 27GX790A-BDISPLAY26.5"
Resolution
LG UltraGear OLED 27GX790A-BDISPLAY2560x1440
Aspect Ratio
LG UltraGear OLED 27GX790A-BDISPLAY16:9
Pixel density
LG UltraGear OLED 27GX790A-BDISPLAY110.8 PPI
Display technology
LG UltraGear OLED 27GX790A-BDISPLAYOLED
Panel
LG UltraGear OLED 27GX790A-BDISPLAYWOLED
Backlight
LG UltraGear OLED 27GX790A-BDISPLAYself-emissive
Screen shape
LG UltraGear OLED 27GX790A-BDISPLAYflat
Curvature
LG UltraGear OLED 27GX790A-BDISPLAY-
MOTION
| Comparison item | LG UltraGear OLED 27GX790A-B |
|---|---|
| Native refresh rate | 480 Hz |
| VRR range | 48–480 Hz |
| Adaptive sync | NVIDIA G-SYNC Compatible / AMD FreeSync Premium Pro / VESA AdaptiveSync |
| Official response time | 0 ms |
| Official response basis | official GtG |
Native refresh rate
LG UltraGear OLED 27GX790A-BDISPLAY480 Hz
VRR range
LG UltraGear OLED 27GX790A-BDISPLAY48–480 Hz
Adaptive sync
LG UltraGear OLED 27GX790A-BDISPLAYNVIDIA G-SYNC Compatible / AMD FreeSync Premium Pro / VESA AdaptiveSync
Official response time
LG UltraGear OLED 27GX790A-BDISPLAY0 ms
Official response basis
LG UltraGear OLED 27GX790A-BDISPLAYofficial GtG
HDR & COLOR
Visual insight
HDR capability
Five fixed axes: 2,000 nits linear; 1,500,000:1 and 2,304 zones logarithmic; 4 formats; 6–12 bit. Missing axes stay open, not zero.
LG UltraGear OLED 27GX790A-B
✓VESA DisplayHDR True Black 400 · HDR10
Peak brightness-
Contrast1,500,000:1 · claimed
DimmingPixel-level (OLED)
HDR formats1 formats
Color depth10-bit
Claimed typical275 nits
Claimed peak-
Measured peak-
Local dimmingPixel-level (OLED)
Visual insight
Color gamut coverage
Coverage bars use a fixed 0–100% axis. They do not depict CIE geometry, gamut shape, or overlap.
LG UltraGear OLED 27GX790A-B
sRGB-
DCI-P398.5%
Adobe RGB-
| Comparison item | LG UltraGear OLED 27GX790A-B |
|---|---|
| HDR formats | HDR10 |
| HDR certifications | VESA DisplayHDR True Black 400 |
| Claimed peak brightness | - |
| Claimed typical brightness | 275 nits |
| Claimed contrast | 1,500,000:1 |
| Local dimming | pixel-level self-emissive |
| Local dimming zones | - |
| sRGB coverage | - |
| DCI-P3 coverage | 98.5% |
| Adobe RGB coverage | - |
| Color depth | 10-bit |
| Color depth basis | 10-bit panel |
HDR formats
LG UltraGear OLED 27GX790A-BDISPLAYHDR10
HDR certifications
LG UltraGear OLED 27GX790A-BDISPLAYVESA DisplayHDR True Black 400
Claimed peak brightness
LG UltraGear OLED 27GX790A-BDISPLAY-
Claimed typical brightness
LG UltraGear OLED 27GX790A-BDISPLAY275 nits
Claimed contrast
LG UltraGear OLED 27GX790A-BDISPLAY1,500,000:1
Local dimming
LG UltraGear OLED 27GX790A-BDISPLAYpixel-level self-emissive
Local dimming zones
LG UltraGear OLED 27GX790A-BDISPLAY-
sRGB coverage
LG UltraGear OLED 27GX790A-BDISPLAY-
DCI-P3 coverage
LG UltraGear OLED 27GX790A-BDISPLAY98.5%
Adobe RGB coverage
LG UltraGear OLED 27GX790A-BDISPLAY-
Color depth
LG UltraGear OLED 27GX790A-BDISPLAY10-bit
Color depth basis
LG UltraGear OLED 27GX790A-BDISPLAY10-bit panel
CONNECTIVITY
Visual insight
Ports and hub features
Icons use structured counts, versions, capabilities, and booleans. Unsupported and unknown remain distinct.
LG UltraGear OLED 27GX790A-B
HDMI2× · vHDMI 2.1✓
DisplayPort1× · vDisplayPort 2.1✓
USB-CUnknown?
ThunderboltUnknown?
USB hubSupported✓
EthernetUnsupported—
AudioSupported✓
KVMUnsupported—
| Comparison item | LG UltraGear OLED 27GX790A-B |
|---|---|
| HDMI | 2 ports / HDMI HDMI 2.1 |
| DisplayPort | 1 port / DisplayPort DisplayPort 2.1 |
| USB-C | - |
| Thunderbolt | - |
| USB-C capabilities | - |
| USB-C power delivery | - |
| USB hub | Yes |
| KVM switch | No |
| Ethernet | No |
| Audio output | Yes |
| Built-in speakers | No |
HDMI
LG UltraGear OLED 27GX790A-BDISPLAY2 ports / HDMI HDMI 2.1
DisplayPort
LG UltraGear OLED 27GX790A-BDISPLAY1 port / DisplayPort DisplayPort 2.1
USB-C
LG UltraGear OLED 27GX790A-BDISPLAY-
Thunderbolt
LG UltraGear OLED 27GX790A-BDISPLAY-
USB-C capabilities
LG UltraGear OLED 27GX790A-BDISPLAY-
USB-C power delivery
LG UltraGear OLED 27GX790A-BDISPLAY-
USB hub
LG UltraGear OLED 27GX790A-BDISPLAYYes
KVM switch
LG UltraGear OLED 27GX790A-BDISPLAYNo
Ethernet
LG UltraGear OLED 27GX790A-BDISPLAYNo
Audio output
LG UltraGear OLED 27GX790A-BDISPLAYYes
Built-in speakers
LG UltraGear OLED 27GX790A-BDISPLAYNo
ERGONOMICS
Visual insight
Ergonomics
Only structured adjustment ranges and VESA dimensions are used; no support is inferred from free text.
LG UltraGear OLED 27GX790A-B
Height110 mm✓
Tilt-5° to 15°✓
Swivel20° to 20°✓
Pivot90° to 90°✓
VESA100 × 100 mm✓
| Comparison item | LG UltraGear OLED 27GX790A-B |
|---|---|
| Stand included | Yes |
| Stand type | height/tilt/swivel/pivot adjustable |
| Height adjustment | 110 mm |
| Tilt | -5–15° |
| Swivel | 20° |
| Pivot | 90° |
| VESA mount | 100 × 100 mm |
Stand included
LG UltraGear OLED 27GX790A-BDISPLAYYes
Stand type
LG UltraGear OLED 27GX790A-BDISPLAYheight/tilt/swivel/pivot adjustable
Height adjustment
LG UltraGear OLED 27GX790A-BDISPLAY110 mm
Tilt
LG UltraGear OLED 27GX790A-BDISPLAY-5–15°
Swivel
LG UltraGear OLED 27GX790A-BDISPLAY20°
Pivot
LG UltraGear OLED 27GX790A-BDISPLAY90°
VESA mount
LG UltraGear OLED 27GX790A-BDISPLAY100 × 100 mm
BODY & POWER
| Comparison item | LG UltraGear OLED 27GX790A-B |
|---|---|
| Body dimensions (W × H × D) | - |
| With-stand dimensions (W × H × D) | - |
| Cabinet thickness | - |
| Weight without stand | - |
| Weight with stand | - |
| Typical power | - |
| Maximum power | - |
| Warranty | - |
Body dimensions (W × H × D)
LG UltraGear OLED 27GX790A-BDISPLAY-
With-stand dimensions (W × H × D)
LG UltraGear OLED 27GX790A-BDISPLAY-
Cabinet thickness
LG UltraGear OLED 27GX790A-BDISPLAY-
Weight without stand
LG UltraGear OLED 27GX790A-BDISPLAY-
Weight with stand
LG UltraGear OLED 27GX790A-BDISPLAY-
Typical power
LG UltraGear OLED 27GX790A-BDISPLAY-
Maximum power
LG UltraGear OLED 27GX790A-BDISPLAY-
Warranty
LG UltraGear OLED 27GX790A-BDISPLAY-
Missing App rows in this export include Curvature, Claimed peak brightness, Local dimming zones, sRGB coverage, and more. CompareAll keeps these as - until source-backed fields are available.