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LG UltraGear 27GX790A vs LG UltraGear 39GX90SA

Product A: LG

UltraGear 27GX790A

103 of 172 known
Change LG UltraGear 27GX790A

Compare the LG UltraGear 39GX90SA with

Product B: LG

UltraGear 39GX90SA

86 of 172 known
Change LG UltraGear 39GX90SA

Compare the LG UltraGear 27GX790A with

68 of 164 fields differ

Download CSVDownload JSON
  • 37 different values
  • 31 known for one only
  • 36 the same
  • 60 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Refresh rateA: 480HzB: 240HzUltraGear 27GX790A is 240 Hz higher.
  2. Power use SDR (EU label)Lower is betterA: 24.7WB: 40.3WUltraGear 27GX790A is 15.6 W lower.
  3. Power use HDR (EU label)Lower is betterA: 29.8WB: 45.9WUltraGear 27GX790A is 16.1 W lower.
  4. Pixel densityA: 110.8ppiB: 95.6ppiUltraGear 27GX790A is 15.2 ppi higher.

Refresh rate per resolution

The best rate over any port. Bars run from 0 to 1200 Hz.

3440 × 1440Native for B
ANot listed
B240Hz
2560 × 1440Native for A
A480Hz
BNot listed

Size, drawn to scale

Front and side. Solid lines show the stand at its lowest. Dashed lines show it at its highest.

Weight

0 to 15 kg

Weight with stand
A9.3kg
B11.45kg
Weight without stand
A5.1kg
B7.3kg
Box weight
A12.5kg
B17.5kg

All 172 fields

Every value links to where we found it.

ALG UltraGear 27GX790A
BLG UltraGear 39GX90SA

General

1 of 8 differ
Series
UltraGear OLED1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact product title.
UltraGear OLED1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W product title and gaming category.
Model numbers
27GX790A-B1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact U.S. productData SKU. No regional suffix variants inferred.
39GX90SA-W1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W sold model number. Other regions are not represented as variants.
GTIN / EAN
1951741082771Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo Warranty UPC.
1951741153291Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Warranty UPC. European GTINs are not assigned to the U.S. reference.
Announced
Not available
Not available
Status
Not available
Not available
Predecessor
Not available
Not available
Successor
LG UltraGear 27GX790B18Measurementrtings.com/monitor/reviews/lg/27gx790b-bRead 23 October 2026RTINGS says the 27GX790B-B is a newer version of the 27GX790A-B with a higher native refresh rate.
Not available
Launch price (US)
$999.997Press releaseprnewswire.com/news-releases/lg-unveils-new-ultragear-oled-gaming-monitor-with-480hz-refresh-rate-302308714.htmlRead 5 October 2026November 18, 2024 LG-authored U.S. launch release explicitly advertised 999.99 USD for exact 27GX790A preorder. Current sale/MSRP values are not substituted. Preorder price does not prove retail availability.
$1,5992Press releaselg.com/us/press-release/lg-ug-smart-monitor-pr-4-02-2025.pdfRead 5 October 2026Page 1 explicitly names this model and initial U.S. retail price. The publisher states a whole-dollar amount. Later .99 MSRP and sale prices are not substituted.
Launch price (EU)
Not available
Not available
Markets
Not available
Not available
Colours
Not available
Not available
Segment
Gaming1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact gaming monitor classification.
Gaming1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W gaming monitor category.

Display

10 of 12 differ
Screen size
26.5in(67.3 cm)1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo Screen Size 26.5 despite headline 27-inch class.
39in(99.1 cm)1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Screen Size: 39 inches.
Viewable screen diagonal
26.5in(67.3 cm)3Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026PDF page 4/printed page 5-6 exact 27GX790A-B column 26.5-inch panel.
Not available
Native resolution
2560 × 1440px1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo Native Resolution QHD.
3440 × 1440px1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Native Resolution. This smart model is WQHD, not the 5K2K GX950A.
Aspect ratio
16:91Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo Aspect Ratio.
21:91Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W maker nominal 21:9 class. The exact 3440:1440 pixel fraction differs from the nominal class.
Pixel density
110.8ppi
95.6ppi
Pixel pitch
0.2292mm1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo 0.2292 x 0.2292 mm. Product sheet whole-mm active 587 x 330 is consistent at its published precision.
0.266mm4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact maker table 0.266 x 0.266 mm, independently matching the French LG sheet. U.S. 0.303 mm is copied from the larger 45-inch panel and is inconsistent with the exact 39-inch diagonal.
Active display area
Width587Height330mm(23.1 × 13 in)3Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026Exact column published active area 587 x 330 mm. These whole-mm values are not derived from pixel pitch.
Not available
Curved
No5Maker product pagelge.co.kr/product/monitors/27gx790aRead 5 October 2026Exact product specification Curved X, corroborated flat panel in maker release.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Curved Screen Yes.
Curvature radius
Not available
800mm1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Curvature 800R. Fixed curvature, not a bendable panel.
Screen surface
Matte8Press articletftcentral.co.uk/news/lg-ultragear-27gx790a-released-with-27-1440p-480hz-oled-panel-and-displayport-2-1Read 5 October 2026Exact-model specs explicitly standard matte anti-glare coating.
Not available
Anti-reflection coating
Anti-Glare, Low-Reflection of the front polarizer1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo Surface Treatment.
Anti-Glare, Low-Reflection of the front polarizer1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Surface Treatment. This alone does not establish a matte or glossy classification.
Touchscreen
Not available
Not available

Panel

4 of 31 differ
Panel type
WOLED7Press releaseprnewswire.com/news-releases/lg-unveils-new-ultragear-oled-gaming-monitor-with-480hz-refresh-rate-302308714.htmlRead 5 October 2026November 18 LG-authored release explicitly WOLED for exact model. Not newer GX790B Tandem or QD-OLED.
WOLED6Reviewpcworld.com/article/2816556/lg-ultragear-39gx90sa-w-review.htmlRead 5 October 2026Exact-model specification and SDR image-quality sections explicitly identify WOLED. No other size measurement is inherited.
Panel type (as published)
WOLED7Press releaseprnewswire.com/news-releases/lg-unveils-new-ultragear-oled-gaming-monitor-with-480hz-refresh-rate-302308714.htmlRead 5 October 2026Exact maker release expressly WOLED.
WOLED6Reviewpcworld.com/article/2816556/lg-ultragear-39gx90sa-w-review.htmlRead 5 October 2026Exact panel technology name.
Backlight
None (self-emissive)2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 22 explicitly OLED pixels emit their own light.
Not available
Local dimming
Not available
Not available
Dimming zones
Not available
Not available
Panel maker
LG Display8Press articletftcentral.co.uk/news/lg-ultragear-27gx790a-released-with-27-1440p-480hz-oled-panel-and-displayport-2-1Read 5 October 2026Exact-model introduction explicitly underlying WOLED panel produced by LG Display.
Not available
Panel part number
Not available
Not available
Panel generation
Not available
Not available
Subpixel layout
RGWB13Reviewrtings.com/monitor/learn/woled-vs-qd-oledRead 5 October 2026Public WOLED explainer named example table explicitly RGWB for LG 27GX790A-B. Not inferred solely from refresh rate/generation.
Not available
Colour depth
10bits2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 23 supports 8/10-bit signals. Native/FRC panel implementation unproved and omitted.5Maker product pagelge.co.kr/product/monitors/27gx790aRead 5 October 2026Exact Korean product specification explicitly 1.07B(10 bit). This is producer colour claim, while manual 23 separately describes accepted 8/10-bit signals. Native/FRC implementation remains unproved.
10bits4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact maker table Colour Bit 10bit. Native versus FRC implementation is unstated and omitted.
Colour depth method
Not available
Not available
Displayable colours
1.07 billion1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo 1.07B.
1.07 billion1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo number of colours 1.07B. Native colour depth method is unstated.
sRGB coverage
Not available
Not available
DCI-P3 coverage
98.5%1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo DCI-P3 coverage CIE 1976. Not volume or measured gamut.
98.5%1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo DCI-P3 98.5% typical, CIE 1976. Not measured coverage or gamut volume.
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
Not available
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Yes1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo Color Calibrated and Factory Calibration Yes. U.S. physical paper report inclusion is not independently proved by a regional UK claim.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Factory Calibration Yes. A U.S. paper report is not independently established.
Claimed Delta E
Not available
Not available
Paper calibration report in box
Not available
Not available
Hardware calibration support
Yes1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo H/W Calibration True Color Pro Yes. Current manual has LG Calibration Studio and calibrated profiles.
Not available
Static contrast ratio
1,500,000:11Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo typical 1.5M:1, not measured infinite contrast.
1,500,000:11Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo typical 1.5M:1. The feature explanation uses 25% APL. Infinite reviewer contrast has no finite numeric representation.
Brightness (typical, SDR)
275nits1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo typical 275 cd/m². Minimum guaranteed 250 is separate.
275nits1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo typical SDR 275 cd/m². Measured or minimum brightness is separate.
Brightness (maker minimum)
250nits1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo manufacturing guaranteed minimum 250 cd/m². Not minimum user-selectable luminance.
250nits1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo minimum guaranteed 250 cd/m². This is not the minimum adjustable brightness.
Peak brightness (HDR)
1,300nits1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo HDR 1300 cd/m² at 1.5% APL, same exact column in producer sheet. Not panel-only response/brightness marketing borrowed from another monitor.
1,300nits1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo HDR peak 1300 cd/m² at 1.5% average picture level. Not a full-screen or sustained measurement.
HDR peak test window
1.5%1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo HDR 1.5% APL.
1.5%1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo explicitly uses 1.5% APL, not necessarily a white-window percentage.
Full-screen brightness
Not available
Not available
HDR formats
HDR101Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo HDR10 Yes. HDR Effect is not an accepted additional format.
HDR101Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo HDR10 Yes. HDR Effect does not establish another accepted HDR format.
HDR certification
DisplayHDR True Black 4001Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo VESA DisplayHDR True Black 400, not LCD DisplayHDR 400.
DisplayHDR True Black 4001Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo DisplayHDR True Black 400. Not the LCD DisplayHDR 400 tier.
Viewing angle (horizontal)
178°1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo CR>=10 R/L.
178°1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo viewing angle R/L at CR >= 10.
Viewing angle (vertical)
178°1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo CR>=10 U/D.
178°1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo viewing angle U/D at CR >= 10.

Refresh rate and motion

11 of 22 differ
Refresh rate per resolution and port
ALG UltraGear 27GX790A
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 2.1
2560 × 1440Native480Hz480Hz
Source3Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026PDF page 4 exact connector maximum-resolution section: two HDMI ports and one DP port native 480 Hz. No lower preset row stored.5Maker product pagelge.co.kr/product/monitors/27gx790aRead 5 October 2026Exact specifications explicitly maximum resolution and refresh HDMI 2.1 and DP 2.1 each 2560 x 1440 at 480. Maker sheet connector maximum section independently agrees. Preset timings do not prove lower-resolution maxima. Depth/chroma/DSC operating cells unknown and omitted.
BLG UltraGear 39GX90SA
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 1.4USB-C
3440 × 1440Native240Hz240HzDSC240HzDSC
Source2Press releaselg.com/us/press-release/lg-ug-smart-monitor-pr-4-02-2025.pdfRead 5 October 2026Page 2 exact GX9s table lists native 3440 x 1440, maximum 240 Hz and the model names. Footnote 1 expressly requires DisplayPort 1.4 or HDMI 2.1 for up to 240 Hz. Combined text confirms the native maximum for both input families. Manual page 20 requires DP compatibility 1.4 DSC. HDMI requires 2.1 PC mode. Bit depth, chroma and HDMI compression are unstated. Lower-resolution preset rows are not treated as maxima.4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact USB-C Max Resolution at Hz row explicitly states 3440 x 1440 at 240 Hz. Manual page 20 requires compatibility 1.4 DSC. Other port maxima are separately supported by the maker U.S. press sheet, not inferred from preset timing rows.
Max refresh rate
480Hz
240Hz
Max refresh rate at native resolution
480Hz
240Hz
Max refresh rate over DisplayPort
480Hz
240Hz
Max refresh rate over HDMI
480Hz
240Hz
Max refresh rate over USB-C
Not available
240Hz
Max refresh rate at 10-bit
Not available
Not available
Native refresh rate
480Hz1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo 480 Hz at native QHD, direct input maxima separately proved. No overclock or dual-mode inherited.
240Hz1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo native 240 Hz. No faster dual mode or overclock is inherited.
Overclocked refresh rate
Not available
Not available
Dual mode
Not available
Not available
Minimum fixed refresh rate
Not available
Not available
Adaptive sync technologies
FreeSync Premium Pro, G-SYNC Compatible, VESA AdaptiveSync Display, HDMI VRR1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo three named certifications. HDMI VRR explicitly supported interface in manual printed page 19. Not a hardware G-SYNC module.2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 19 expressly supported interfaces DisplayPort Adaptive-Sync and HDMI VRR.
FreeSync Premium, G-SYNC Compatible, VESA AdaptiveSync Display1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo names FreeSync Premium, G-SYNC Compatible and VESA Adaptive Sync. No native G-SYNC module or FreeSync Premium Pro is inferred.
VRR range per port
Not available
Not available
Low framerate compensation
Not available
Yes9Maker product pageamd.com/en/products/graphics/technologies/freesync.htmlRead 5 October 2026AMD officially requires LFC for FreeSync Premium-certified displays. The exact U.S. monitor has that named certification. No port-specific VRR interval is inferred.
Response time (maker GtG claim)
0.03ms1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo 0.03 ms GtG at Faster. LG Display panel marketing 0.02 is not this monitor claim or mean measurement.
0.03ms1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo 0.03 ms GtG at Faster. Not a mean measured transition time.
Response time (maker MPRT claim)
Not available
Not available
Overdrive settings
Not available
Not available
Motion blur reduction
Not available
Not available
Blur-reduction technology
Not available
Not available
Blur reduction works with VRR
Not available
Not available
Flicker-free (claimed)
Yes4Maker product pagelg.com/uk/monitors/gaming/27gx790a-bRead 5 October 2026Exact-model maker eye-care section explicitly lists panel UL Flicker-Free Display A196009. Separate Reader mode and VRR flicker are not confused with panel certification.
Not available
Black frame insertion
No8Press articletftcentral.co.uk/news/lg-ultragear-27gx790a-released-with-27-1440p-480hz-oled-panel-and-displayport-2-1Read 5 October 2026Exact model article says LG confirmed it does not support BFI.
Not available

Measured

1 of 12 differ
Input lag at maximum refresh rate
Not available
Not available
Input lag at 60 Hz
Not available
Not available
Average response time (measured)
Not available
Not available
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
Not available
SDR brightness (measured)
415nits14Measurementtomshardware.com/monitors/gaming-monitors/lg-27gx790a-27-inch-480-hz-oled-gaming-monitor-review/3Read 5 October 2026Uncalibrated maximum backlight section explicitly 25% white window, Peak Brightness High, default Gamer 1 per page 1 test setup. Brightness maximum, variable-brightness behaviour. Firmware not identified. Not claimed full-screen 275 or HDR peak 763.17Measurementtomshardware.com/monitors/gaming-monitors/lg-27gx790a-27-inch-480-hz-oled-gaming-monitor-reviewRead 5 October 2026OSD Features section explicitly tested default Gamer 1 and Peak Brightness High 25% window 415 nits SDR. Page 3 separately proves uncalibrated maximum 415. No preset is inferred from a different HDR test or another monitor.
246nits6Reviewpcworld.com/article/2816556/lg-ultragear-39gx90sa-w-review.htmlRead 5 October 2026SDR image-quality section reports approximately 246 nits sustained white luminance. Picture preset, window size, connection and firmware for this specific brightness result are not identified. The number retains the approximate qualifier. HDR 783.5 nits is not a real-scene result and is omitted.
HDR brightness in a real scene (measured)
Not available
Not available
PWM flicker frequency (measured)
Not available
Not available
VRR range (measured)
Not available
Not available
Colour accuracy (measured Delta E)
Not available
Not available
Gray uniformity (measured)
Not available
Not available
Reflections (measured)
Not available
Not available

Connectivity

12 of 19 differ
Video inputs
ALG UltraGear 27GX790A
TypeVersionCountMax bandwidth (Gbps)HDCP
DisplayPort2.11542.3
HDMI2.12Not availableNot available
Source1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo DP 2.1 x 1, HDMI 2.1 x 2 and explicitly DP HDCP 2.3. HDMI HDCP/bandwidth/DSC cells unproved. Current Japanese maker exact DP explicitly UHBR13.5, resolving old 80 Gbps marketing. TFT reports support confirmation 54 Gbps. No quoted 67% calculation used as sole proof.6Maker product pagelg.com/jp/monitors/gaming-monitors/27gx790a-bRead 5 October 2026Current exact-model DisplayPort 1 (UHBR13.5), version 2.1. Supplied DP80 cable does not imply 80 Gbps monitor input.8Press articletftcentral.co.uk/news/lg-ultragear-27gx790a-released-with-27-1440p-480hz-oled-panel-and-displayport-2-1Read 5 October 2026Updated November 22 page records LG support explicit UHBR13.5 (54 Gbps), while earlier 80 Gbps claim and pending team confirmation are documented. Current exact Japanese maker independently confirms UHBR13.5. Per-mode DSC unknown.
BLG UltraGear 39GX90SA
TypeVersionCountDSCHDCP
HDMI2.12Not availableNot available
DisplayPort1.41Yes2.3
USB-CNot available1Not availableNot available
Source1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact AllInfo counts and input versions. Supplementary producer table explicitly DP 1.4 DSC, and AllInfo DP HDCP 2.3. USB-C is a video input via explicit manual Alt Mode. Link bandwidth, HDMI HDCP/DSC and USB-C link revision are unstated.
HDMI ports
2
2
DisplayPort ports
1
1
Highest HDMI version
2.1
2.1
Highest DisplayPort version
2.1
1.4
HDMI features
VRR2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 19 explicitly HDMI VRR. ALLM/CEC and other HDMI features are not inferred.
Not available
USB-C video (DP Alt Mode)
No2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Complete own connectors in QSG and manual 14-16 are DP, two HDMI, USB-B/A, headset and DC. No USB-C socket.
Yes3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 14 explicitly supports PD and DisplayPort Alternate Mode at the upstream USB-C port.
USB-C power delivered
Not available
65W1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo USB-C Power Delivery 65 W supplied to a compatible host. The monitor still needs its separate adapter.
Thunderbolt
Not available
Not available
USB upstream ports
ALG UltraGear 27GX790A
ConnectorUSB versionCount
USB-B3.01
Source1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo one port, USB 3.0. Manual 16 explicitly A-B type USB 3.0 upstream cable.
BLG UltraGear 39GX90SA
ConnectorCount
USB-C1
Source1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo one host-facing USB-C connection. Its USB data revision is unstated in the U.S. table.
USB downstream hub ports
ALG UltraGear 27GX790A
ConnectorUSB versionCount
USB-A3.02
Source1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo two ports, USB 3.0 and matching QSG two physical Type-A sockets.
BLG UltraGear 39GX90SA
ConnectorUSB versionCount
USB-A2.02
Source1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo two USB 2.0 downstream ports. Their Type-A connector form is confirmed by the matching product and connector inventory.
KVM switch
Not available
Not available
Daisy chain (MST)
Not available
Not available
Ethernet
No2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Complete own physical connector inventory has no RJ45.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo LAN Yes. Data bandwidth is not inferred.
3.5 mm headphone output
Yes3Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026PDF page 4 exact four-pole headphone/mic and footnote 9 explicitly 3.5 mm stereo mini plug.
Yes4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact table three-pole headphone output, sound only. No microphone contacts.
3.5 mm microphone input
Yes3Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026Same combined four-pole 3.5 mm socket. Manual 16 requires USB upstream connected to PC for microphone.
Not available
Optical out
No2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Complete own inventory has no optical socket. Older 27GS95QE optical output not inherited.
Not available
Picture in picture
No3Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026PDF page 4 exact 27GX790A PIP/PBP dash while other named models have explicit modes.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo PIP Yes. Not a KVM function.
Picture by picture
No3Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026Same exact model PIP/PBP dash.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo PBP Yes. The supplementary exact-model table specifies two sources.

Smart features

3 of 4 differ
Smart platform
Not available
webOS 241Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo explicitly webOS 24. Present services vary by region and subscription.
Wi-Fi
Not available
Wi-Fi 53Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 17 wireless module LGSBWAC23 supports IEEE 802.11a/b/g/n/ac. Wi-Fi 6 in a review is inconsistent with this exact hardware table and is not stored.
Bluetooth
Not available
Not available
Remote control
No12Reviewrtings.com/monitor/reviews/lg/27gx790a-bRead 5 October 2026Public exact-model Differences table explicitly 27GX790A Remote Control No. Its incorrect 27GS95QE sibling remote row is not inherited.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo accessory Remote Control Yes. The optional Magic Remote for voice recognition is separate.

Audio and camera

2 of 5 differ
Speakers
No3Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026PDF page 4 exact Built-in Speakers dash, Korean exact X corroborates. Volume and DTS headphone controls do not imply speakers.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Speaker Yes. Output-channel count does not prove a physical driver count.
Number of speakers
Not available
Not available
Speaker power per channel
Not available
7W4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact table 7 W x 2 output channels. No physical driver count is inferred.
Webcam
Not available
Not available
Microphone
Not available
Not available

Ergonomics and controls

5 of 15 differ
Stand height adjustment
110mm2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 10 direct maximum 110 mm.
110mm1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo stand travel. Independently confirmed by manual page 8.
Tilt
Forward5°Backward15°2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 11 -5 degrees forward and +15 degrees backward.
Forward8°Backward15°1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo stand angle and manual page 8. Stored as positive directional magnitudes.
Swivel
Left30°Right30°2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 11 +/-30 degrees.
Left30°Right30°1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo stand angle and manual page 8. Left and right are positive magnitudes.
Pivot
Clockwise90°2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 11-12 explicitly clockwise 90 only. Unknown counterclockwise cell omitted, no zero inferred.
Not available
Removable stand
Yes2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 8 explicitly remove stand before wall mount by reversing assembly.
Yes3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 11 explicitly removes the supplied stand before wall mounting by reversing its attachment.
VESA mount
100 x 1002Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 7 mounting table 100 x 100 mm, direct rear plate diagram 9.
100 x 1001Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo mounting size, independently confirmed by manual page 10.
VESA adapter needed
No2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 7-9 direct rear mounting plate attachment, no intermediate adapter.
No3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Pages 10-11 show the wall bracket attaching directly to the rear mounting holes. The optional wall bracket is separate.
Security lock slot
Yes2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 6 socket and cable procedure. Cable sold separately.
Yes3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 9 explains the physical Kensington socket. Its cable is optional.
On-screen menu controls
Joystick, Software2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 9-10 joystick and printed page 18 LG Switch personalized picture wizard. No remote or extra buttons inferred.
Not available
Desktop software
LG Switch, LG Calibration Studio2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 13 exact supported apps and 18 calibrated profiles/personalized picture wizard. Dual Controller software does not establish hardware KVM.
Not available
User firmware updates
Yes12Reviewrtings.com/monitor/reviews/lg/27gx790a-bRead 5 October 2026Public exact-model review states testing 3.03/2.04 then retested input lag with updated 3.04/2.04. This proves firmware update capability, not current latest version. Numeric locked results not extracted.
Not available
Ambient light sensor
Not available
Not available
Presence sensor
Not available
Not available
RGB lighting
Yes1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo Hexagon RGB lighting, manual 21 static/cycling control.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo explicitly RGB Hexagon Lighting. Not the power indicator.
Gaming menu features
Black Stabilizer, Dynamic Action Sync, Crosshair, FPS Counter1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo named features and manual 19. Crosshair/FPS counter mutually exclusive.
Black Stabilizer, Dynamic Action Sync, Crosshair, FPS Counter1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo named gaming functions. No AI feature from another generation is imported.

OLED care

1 of 3 differ
OLED care
OLED Screen Move, OLED Screen Saver, OLED Image Cleaning2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 21-22 exact three named menus. Image cleaning roughly 10 minutes and after four hours. No separate Pixel Cleaning/proximity sensor inherited.
Not available
Burn-in covered by warranty
Not available
Not available
Burn-in warranty length
Not available
Not available

Dimensions and weight

6 of 7 differ
Dimensions with stand
Width605.2Height (lowest)469.3Height (highest)579.3Depth249.1mm(23.8 × 18.5 to 22.8 × 9.8 in)4Maker product pagelg.com/uk/monitors/gaming/27gx790a-bRead 5 October 2026Exact current UP/DOWN metric values. Manual 23 independently maximum 605.2 x 579.3 x 249.1, KR both positions agree. Minimum published, not calculated.
Not available
Dimensions without stand
Width605.2Height351Depth45.3mm(23.8 × 13.8 × 1.8 in)2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 23 direct metric values. Rounded inch values not converted into extra precision.
Width887.8Height404.4Depth198mm(35 × 15.9 × 7.8 in)3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 18 exact metric body dimensions. W x D x H source axes are correctly mapped. Rounded inch values are not converted back to fabricated precision.
Stand footprint
Not available
Not available
Weight with stand
9.3kg(20.5 lb)2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 23 direct net 9.3 kg. Current US 20.5 lb rounding and manual 20.4 lb differ, metric priority.
11.45kg(25.2 lb)3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 18 own model row, without packaging. US imperial rounding differs in places, so the direct metric value takes precedence.
Weight without stand
5.1kg(11.2 lb)2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 23 direct 5.1 kg, not computed.
7.3kg(16.1 lb)3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 18 own model row without stand or packaging. The older French 39-inch sheet says 7.80 kg, but its own model manual and current maker say 7.30 kg.
Box dimensions
Width820Height183Depth532mm(32.3 × 7.2 × 20.9 in)4Maker product pagelg.com/uk/monitors/gaming/27gx790a-bRead 5 October 2026Exact shipping W x H x D 820 x 183 x 532 mm. Packaging orientation retained literally, corroborated U.S. rounded 32.3 x 7.2 x 20.9 inch.
Width985Height338Depth550mm(38.8 × 13.3 × 21.7 in)4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact shipping W x H x D. The French LG sheet independently agrees.
Box weight
12.5kg(27.6 lb)4Maker product pagelg.com/uk/monitors/gaming/27gx790a-bRead 5 October 2026Exact current shipping 12.5 kg, above product 9.3 kg.
17.5kg(38.6 lb)4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact maker shipping weight and French LG sheet agree. This includes packaging.

Power

8 of 13 differ
Power supply
External adapter2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed page 23 external 19 V 7.37 A adapter models ADS-150KL-19N-3 and A40-Z7370R190-140G0-E. A 140.03 W cannot be exactly represented by integer adapter field, so omitted. Monitor 19 V, 7 A, 133 W rating is not max consumption.
External adapter1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo external adapter.
Adapter rating
Not available
270W3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 18 adapter AD10660LF rated output is 20 V x 13.5 A, exactly 270 W. This is adapter capacity, not monitor operating consumption.
Input voltage
100-240 V AC, 50/60 Hz1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo mains Input. Not monitor DC input rating.
100-240 V AC, 50/60 Hz1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo mains input, confirmed by manual page 18 adapter input. Not the monitor 20 V DC input.
Power use (typical)
48.22W1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo 48.22 W typical. March producer sheet exact column agrees On Mode 48.22, footnote 11 at 200 nits using one hour video. KR 48.5 is not substituted, EU 24.7 stored separately.3Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026PDF page 4 exact 48.22 W On Mode, footnote 11 at 200 cd/m² using one hour video. EU default 60 Hz has separate 24.7 SDR/29.8 HDR values.
Not available
Power use (max)
Not available
Not available
Power use SDR (EU label)
24.7W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2179094_EN.pdfRead 5 October 2026Row 4 EU SDR On Mode.
40.3W7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 4 EU on-mode SDR power, at default 60 Hz. Not maker typical operating consumption.
Power use HDR (EU label)
29.8W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2179094_EN.pdfRead 5 October 2026Row 6 EU HDR On Mode.
45.9W7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 6 EU on-mode HDR power. Not a peak power rating.
Standby power
0.5W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2179094_EN.pdfRead 5 October 2026Row 8 regulatory standby, not producer less-than inequality.
0.5W7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 8 standby demand. Off mode is n.a. and not inferred as zero.
Off-mode power
0.3W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2179094_EN.pdfRead 5 October 2026Row 7 regulatory off, not producer less-than inequality.
Not available
EU energy class SDR
F9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2179094_EN.pdfRead 5 October 2026Row 3.
G7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 3.
EU energy class HDR
G9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2179094_EN.pdfRead 5 October 2026Row 5.
G7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 5.
Energy per 1000 h SDR
25kWh10EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2179094.pdfRead 5 October 2026Exact model label 25 visually inspected, not rounded from 24.7 W.
40kWh8EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact EU label explicitly prints this integer. Not calculated from the decimal fiche wattage.
Energy per 1000 h HDR
30kWh10EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2179094.pdfRead 5 October 2026Exact model label 30 visually inspected, not rounded from 29.8 W.
46kWh8EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact EU label explicitly prints this HDR integer. Independently read, not inherited from SDR.

Certifications

3 of 9 differ
VESA ClearMR
21,0003Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026March 2025 producer sheet exact 27GX790A column explicitly ClearMR 21000. This is documented current certification after initial December 2024 retail, not asserted at November preorder announcement or first retail day. VESA formally announced new 21000 tier December 30, 2024. No hardware/firmware change claimed.16Certification listvesa.org/featured-articles/vesa-adds-new-performance-levels-to-clearmr-and-displayhdr-true-black-standards-to-support-display-technology-advances-for-gamers-and-content-creatorsRead 5 October 2026The December 30, 2024 VESA announcement introduces the ClearMR 21000 tier and directly names the LG 27GX790A as certified. The March 2025 maker catalogue independently confirms the exact model certification. Current certification is distinct from its November preorder announcement.
Not available
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Not available
Not available
Low blue light
Hardware4Maker product pagelg.com/uk/monitors/gaming/27gx790a-bRead 5 October 2026Exact-model maker eye-care section explicitly lists panel UL Low Blue Light Hardware Solution Platinum V745051. Separate Reader mode is not confused with panel certification.
Not available
ENERGY STAR
Not available
Not available
TCO Certified
Not available
Not available
EPEAT
Not available
Not available
Colour certifications
Not available
Not available
Other certifications
UL Flicker-Free Display A196009, UL Discomfort Glare Free V563481, UL Low Blue Light Hardware Solution Platinum V7450514Maker product pagelg.com/uk/monitors/gaming/27gx790a-bRead 5 October 2026Exact-model maker eye-care section explicitly lists panel UL certifications A196009, V563481 and V745051. Discomfort glare condition UGR<22.
Not available

In the box

1 of 2 differ
In the box
Monitor, Stand body, Stand base, AC/DC adapter, HDMI cable, DisplayPort cable, USB A-to-B cable1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo cable/accessory entries, core monitor/stand/adapter in exact U.S. QSG cover. No regional paper report, cable count/length or remote inferred.11Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Exact U.S. support QuickGuide MFL72155882, nine PDF pages, cover 27GX790A. Core monitor/stand/adapter shown, optional regional cable alternatives bound to exact U.S. AllInfo cable list. No paper report inferred.
Monitor, Stand, AC/DC adapter, HDMI cable, DisplayPort cable, USB-C cable, Remote control1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo cables and included remote, with the monitor, stand and external adapter in the manual. Optional Magic Remote, regional paper report and unstated cable lengths are omitted.
Cables included
Not available
Not available

Warranty

0 of 2 differ
Manufacturer warranty (source market)
2years1Maker product pagelg.com/us/monitors/lg-27gx790a-b-gaming-monitorRead 5 October 2026Exact AllInfo U.S. 2 Year Parts and Labor. Current support agrees 2 years. Earlier November article quotes conflicting 1 year label, current maker wins. Burn-in-specific coverage unstated and omitted.
2years1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo two-year parts and labor warranty and exact U.S. support. EU one-year regulatory guarantee metadata does not replace U.S. terms. Burn-in-specific coverage is not established.
Dead pixel policy
Not available
Not available

Both are also in the API. Back to all monitors.