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LG UltraGear 27GX704A vs LG UltraGear 34GX90SA

Product A: LG

UltraGear 27GX704A

90 of 172 known
Change LG UltraGear 27GX704A

Compare the LG UltraGear 34GX90SA with

Product B: LG

UltraGear 34GX90SA

103 of 172 known
Change LG UltraGear 34GX90SA

Compare the LG UltraGear 27GX704A with

73 of 164 fields differ

Download CSVDownload JSON
  • 29 different values
  • 44 known for one only
  • 40 the same
  • 51 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Power use HDR (EU label)Lower is betterA: 22.5WB: 38.9WUltraGear 27GX704A is 16.4 W lower.
  2. Power use SDR (EU label)Lower is betterA: 23.5WB: 32.3WUltraGear 27GX704A is 8.8 W lower.

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
A240Hz
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
A7.2kg
B10.4kg
Weight without stand
A4.8kg
B6.2kg
Box weight
A9.9kg
B15.5kg

All 172 fields

Every value links to where we found it.

ALG UltraGear 27GX704A
BLG UltraGear 34GX90SA

General

5 of 8 differ
Series
UltraGear OLED1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026The UK title says UltraGear OLED GX7 Gaming Monitor.
UltraGear OLED1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W product title and gaming category.
Model numbers
27GX704A-B, 27GX704A-B.AUS, 27GX704A-B.AEK, 27GX704A-B.AEU, 27GX704A1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Page title and SKU 27GX704A-B.AEK.EEUK.UK.C. LG Germany lists 27GX704A-B.AEU and the US and Canada pages list 27GX704A-B.AUS. The EPREL model identifier is 27GX704A.3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026Title 27GX704A-B.AUS.4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2408077_EN.pdfRead 23 October 2026Model identifier 27GX704A.7Maker product pagelg.com/de/monitore/gaming/27gx704a-bRead 23 October 2026SKU 27GX704A-B.AEU.EEDG.DE.C.
34GX90SA-W1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W sold model number. Other regions are not represented as variants.
GTIN / EAN
195174133026, 8806096600047, 88060965999211Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026EAN 8806096600047 from the UK page data, EAN 8806096599921 from the Germany page data and UPC 195174133026 from the US spec sheet and the Canada page data.3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026UPC 195174133026 for the US model 27GX704A-B.AUS.7Maker product pagelg.com/de/monitore/gaming/27gx704a-bRead 23 October 2026Page data lists EAN 8806096599921 for 27GX704A-B.AEU.
1951741158001Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo Warranty UPC. European GTINs are not assigned to the U.S. reference.
Announced
Not available
Not available
Status
Available1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026The UK, Germany and Canada pages carry an active status.
Not available
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
Not available
$1,3992Press 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)
€59913Press articlepcgameshardware.de/Monitor-Display-Hardware-154105/News/LG-Ultragear-27GX704A-B-OLED-mit-Preissturz-1492408Read 23 October 2026PCGH 2026-01-26 states a manufacturer UVP of 599 euro for Germany, and LG Germany lists 599 euro. The article gives no launch-day price, so 599 is the manufacturer list price and not a verified launch price.
Not available
Markets
US, CA, GB, EU1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026UK page and the LG Germany and Canada pages are active. The US spec sheet covers the US.3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026US sheet.7Maker product pagelg.com/de/monitore/gaming/27gx704a-bRead 23 October 2026LG Germany page, status active.
Not available
Colours
Black1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Page title ends with Black.
Not available
Segment
Gaming1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Sold as an UltraGear gaming monitor.
Gaming1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W gaming monitor category.

Display

11 of 12 differ
Screen size
26.5in(67.3 cm)1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Size 26.5 inch (67.32 cm). LG markets it as 27 inch. The EPREL sheet gives 67.4 cm and 27 inches.
34in(86.4 cm)1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo Screen Size. The 45-inch class uses the published 44.5-inch panel.
Viewable screen diagonal
26.5in(67.3 cm)1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Size 26.5 inch is the panel diagonal. The EPREL screen diagonal is 67.4 cm, which is 26.5 inch.4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2408077_EN.pdfRead 23 October 2026Screen diagonal 67.4 cm, 27 inch class. Visible screen area 19.4 dm2.
Not available
Native resolution
2560 × 1440px1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Resolution 2560 x 1440.
3440 × 1440px1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo Native Resolution. This smart model is WQHD, not the 5K2K GX950A.
Aspect ratio
16:91Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Aspect Ratio 16:9.
21:91Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W maker nominal 21:9 class. The exact 3440:1440 pixel fraction differs from the nominal class.
Pixel density
110.8ppi
109.7ppi
Pixel pitch
0.2292mm1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Pixel Pitch 0.2292 x 0.2292 mm.
0.231mm1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo equal horizontal and vertical pixel pitch in mm. Published precision is retained.
Active display area
Not available
Width795Height333mm(31.3 × 13.1 in)5Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026Exact column active panel area. Curved panel surface width can exceed external body width. Whole-mm source precision is retained.
Curved
Not available
Yes1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo Curved Screen Yes.
Curvature radius
Not available
800mm1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo Curvature 800R. Fixed curvature, not a bendable panel.
Screen surface
Glossy1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Key features: Glare panel. The US spec sheet says Glossy OLED Display.3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 202627 inch QHD Glossy OLED Display.8Reviewrtings.com/monitor/reviews/lg/27gx704a-bRead 23 October 2026RTINGS text: glossy coating.
Not available
Anti-reflection coating
Not available
Anti-Glare, Low-Reflection of the front polarizer1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo Surface Treatment. This alone does not establish a matte or glossy classification.
Touchscreen
Not available
Not available

Panel

7 of 31 differ
Panel type
WOLED1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Key features and spec table: OLED. The feature text says LG WOLED. RTINGS lists the sub-type as WOLED.8Reviewrtings.com/monitor/reviews/lg/27gx704a-bRead 23 October 2026RTINGS review published 2026-04-24: panel type OLED, sub-type WOLED. RTINGS calls it a third-gen WOLED panel. Notebookcheck calls it second-gen, so no panel generation is stored.
WOLED4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact-model feature body explicitly names LG WOLED.
Panel type (as published)
OLED with MLA+1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Feature heading: OLED with MLA+ (Micro Lens Array+).
WOLED4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact maker technology name.
Backlight
None (self-emissive)1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026OLED is self-emissive.
None (self-emissive)4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026The producer WOLED description identifies a self-emissive OLED, not an LCD backlight.
Local dimming
Not available
Not available
Dimming zones
Not available
Not available
Panel maker
LG Display9Reviewpcmonitors.info/lg/lg-ultragear-27gx704a-b-240hz-glossy-oled-modelRead 23 October 2026PCMonitors describes a 26.5 inch 2560 x 1440 glossy LG Display WOLED panel.
Not available
Panel part number
Not available
Not available
Panel generation
Not available
Not available
Subpixel layout
Not available
Not available
Colour depth
10bits2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Product Specification: 8-bit/10-bit colour is supported.
Not available
Colour depth method
Not available
Not available
Displayable colours
1.07 billion1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Color Depth (Number of Colors) 1.07B.
1.07 billion1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Color Gamut (Typ.) DCI-P3 98.5% (CIE1976). The minimum is 90.0% (CIE1976). The typical value is stored.
98.5%1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Color Calibrated in Factory: YES.3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026Special features: Factory Calibrated Yes.
Yes1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo Factory Calibration Yes. A U.S. paper report is not independently established.
Claimed Delta E
Not available
24Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact model feature body claims Delta E <= 2 colour accuracy. Stored value is an upper bound, not exact measured error. Formula, reference colour space and test picture mode are unstated.
Paper calibration report in box
Not available
Not available
Hardware calibration support
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Feature text: hardware calibration through the LG Calibration Studio. Spec table HW Calibration: Ready. The software and a calibration sensor are not in the box.
No4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table HW Calibration No. Calibration Studio is also No. Factory calibration is a separate claim. The U.S. 45-inch True Color Pro feature is inconsistent and not adopted.
Static contrast ratio
1,500,000:11Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Contrast Ratio (Typ.) 1500000:1, the minimum is 1200000:1. Footnote: 1.5m:1 is the contrast ratio at 25% average picture level.
1,500,000:11Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Brightness (Typ.) 275 cd/m2. Feature text: standard luminosity of 275 nits.
275nits1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo typical SDR 275 cd/m². Measured or minimum brightness is separate.
Brightness (maker minimum)
250nits1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Brightness (Min.) 250 cd/m2.
250nits1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo minimum guaranteed 250 cd/m². This is not the minimum adjustable brightness.
Peak brightness (HDR)
1,300nits1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Feature text: peak brightness of 1300 nits. No window size or mode is stated on the page.
1,300nits1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo HDR peak 1300 cd/m² at 1.5% average picture level. Not a full-screen or sustained measurement.
HDR peak test window
Not available
1.5%1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo explicitly uses 1.5% APL, not necessarily a white-window percentage.
Full-screen brightness
Not available
275nits4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact feature body states standard luminance 275 nits at 100% APL, separate from peak 1300 nits at 1.5% APL.
HDR formats
HDR101Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table HDR 10: YES.
HDR101Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo HDR10 Yes. HDR Effect does not establish another accepted HDR format.
HDR certification
DisplayHDR True Black 4001Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table VESA DisplayHDR: DisplayHDR 400 TRUE BLACK. Footnote: True Black 400 is at 10% average picture level.
DisplayHDR True Black 4001Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo DisplayHDR True Black 400. Not the LCD DisplayHDR 400 tier.
Viewing angle (horizontal)
178°1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Viewing Angle (CR 10 or more) 178 degrees right and left.
178°1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo viewing angle R/L at CR >= 10.
Viewing angle (vertical)
178°1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Viewing Angle (CR 10 or more) 178 degrees up and down.
178°1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo viewing angle U/D at CR >= 10.

Refresh rate and motion

5 of 22 differ
Refresh rate per resolution and port
ALG UltraGear 27GX704A
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 1.4
2560 × 1440Native240Hz240Hz
Source1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Feature text: 27GX704A is capable of up to 240 Hz from HDMI 2.1, so QHD and 240 Hz works over DisplayPort or HDMI. A graphics card with HDMI 2.1 and the included HDMI 2.1 cable are required. Bit depth and DSC use are not stated.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Product Specification: Max Resolution and Recommended Resolution 2560 x 1440 @ 240 Hz. The preset tables list 240.083 Hz for HDMI (Input Compatibility Version 2.1 PC) and for DisplayPort (1.4 and 1.4 with DSC).3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026Key features: HDMI x 2, DisplayPort x 1, 240 Hz refresh rate, HDMI FRL as compliant with HDMI 2.1.
BLG UltraGear 34GX90SA
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 1.4USB-C
3440 × 1440Native240Hz240HzDSC240HzDSC
Source5Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202503_monitor_ultragear.pdfRead 5 October 2026Exact connector maximum-resolution table explicitly gives native 3440 x 1440 at 240 Hz separately for HDMI, DisplayPort and USB-C. Manual pages 19-20 require HDMI 2.1 PC mode and DP/USB-C compatibility 1.4 DSC for preferred native 240 Hz. Bit depth, chroma and HDMI compression are unproved and omitted. Lower-resolution preset rows do not establish maxima.
Max refresh rate
240Hz
240Hz
Max refresh rate at native resolution
240Hz
240Hz
Max refresh rate over DisplayPort
240Hz
240Hz
Max refresh rate over HDMI
240Hz
240Hz
Max refresh rate over USB-C
Not available
240Hz
Max refresh rate at 10-bit
Not available
Not available
Native refresh rate
240Hz1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Refresh Rate (Max.) 240 Hz. No overclock mode is described.
240Hz1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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, Adaptive-Sync, HDMI VRR1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Feature text: NVIDIA G-SYNC Compatible, AMD FreeSync Premium Pro and VESA certified AdaptiveSync. The manual names Adaptive-Sync over DisplayPort and VRR over HDMI.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Game Adjust, Adaptive-Sync/VRR: Supported Interface DisplayPort (Adaptive-Sync), HDMI (VRR). A graphics card that supports G-SYNC or FreeSync is needed.
FreeSync Premium, G-SYNC Compatible, VESA AdaptiveSync Display1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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/uk/monitors/gaming/27gx704a-bRead 23 October 2026Spec table Response Time 0.03 ms (GTG).
0.03ms1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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
No4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table Motion Blur Reduction Tech No. Fast OLED transitions do not themselves establish strobing.
Blur-reduction technology
Not available
Not available
Blur reduction works with VRR
Not available
Not available
Flicker-free (claimed)
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Footnote: LG OLED panels are certified Flicker-Free by UL, certificate A196009.
Yes4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact-model feature body names UL Flicker-Free Display certification A196009. Flicker Safe menu No is distinct from panel certification and VRR flicker.
Black frame insertion
Not available
Not available

Measured

2 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)
Not available
147nits8Measurementbenchmark.pl/lg-ultragear-34gx90sa-recenzja-test-opinia-7268521805853761aRead 5 October 2026Own SDR/HDR table for Game Optimizer, brightness setting 100%, 100% synthetic white window. Default 10% setting is 140 nits and not substituted. Firmware and connection are unstated. Other picture modes and maker 275-nit claim are different conditions.
HDR brightness in a real scene (measured)
Not available
354nits8Measurementbenchmark.pl/lg-ultragear-34gx90sa-recenzja-test-opinia-7268521805853761aRead 5 October 2026Same own Game Optimizer measurement table, actual film scene with less than 1% lit area, HDR. Scene title, firmware, connection and peak-brightness option are unstated. Synthetic HDR 1% window is 365 nits and is separate. Reviewer never reached the maker 1300-nit claim in tested conditions.
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 27GX704A
TypeVersionCount
HDMI2.12
DisplayPort1.41
Source1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Connectivity: HDMI YES (2ea), DisplayPort YES (1ea), DP version 1.4. The HDMI 2.1 version comes from the accessory row (HDMI cable ver 2.1) and the US spec sheet.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Connection sections cover HDMI and DisplayPort. The Input Compatibility Version setting for HDMI offers 1.4 and 2.1.3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026HDMI Yes x 2, HDMI Version: supports FRL as compliant with HDMI 2.1. DisplayPort Yes x 1, DP Version 1.4. Bandwidth in Gbps and HDCP are not stated.
BLG UltraGear 34GX90SA
TypeVersionCountDSCHDCP
HDMI2.12Not availableNot available
DisplayPort1.41Yes2.3
USB-CNot available1Not availableNot available
Source1Maker product pagelg.com/us/monitors/lg-34gx90sa-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
1.4
1.4
HDMI features
VRR2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Adaptive-Sync/VRR: HDMI (VRR).
Not available
USB-C video (DP Alt Mode)
No1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026The connectivity list has HDMI, DisplayPort, a USB upstream port and USB downstream ports, and no USB-C port. PCGH also states there is no USB-C with DisplayPort Alt Mode.12Press articlepcgameshardware.de/Monitor-Display-Hardware-154105/News/Gaming-Monitor-LG-Ultragear-OLED-GX7-27GX704A-B-27-Zoll-WQHD-OLED-MLA-240-Hz-guenstig-kaufen-Amazon-Angebot-1536075Read 23 October 2026PCGH article of 2026-05-21 lists 1 DisplayPort 1.4 and 2 HDMI 2.1 and states there is no USB-C with DisplayPort Alt Mode.
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-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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 27GX704A
ConnectorUSB versionCount
USB-B3.2 Gen 11
Source1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Connectivity: USB Upstream Port YES (1ea, ver 3.2 Gen1). The connector is type B, since the box has a USB A to B cable.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026USB Device connection: connect the A-B type USB 3.0 cable of the product to the PC.
BLG UltraGear 34GX90SA
ConnectorCount
USB-C1
Source1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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 27GX704A
ConnectorUSB versionCount
USB-A3.2 Gen 12
Source1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Connectivity: USB Downstream Port YES (2ea, ver 3.2 Gen1). RTINGS describes two USB-A ports.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026USB Device connection: the USB port on the product functions as a hub.8Reviewrtings.com/monitor/reviews/lg/27gx704a-bRead 23 October 2026RTINGS text: small USB hub with two USB-A ports.
BLG UltraGear 34GX90SA
ConnectorUSB versionCount
USB-A2.02
Source1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo two USB 2.0 downstream ports. Their Type-A connector form is confirmed by the matching product and connector inventory.
KVM switch
No8Reviewrtings.com/monitor/reviews/lg/27gx704a-bRead 23 October 2026RTINGS text says the monitor lacks a KVM switch, apart from a small USB hub with two USB-A ports. Read in Chrome. The measured result cells are for members only and are not used.
No4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table Built-in KVM No. One USB-C upstream may switch peripherals between the smart platform and its host, but this does not establish a two-host hardware KVM.
Daisy chain (MST)
Not available
No4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table Daisy Chain No.
Ethernet
Not available
Yes1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo LAN Yes. Data bandwidth is not inferred.
3.5 mm headphone output
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Connectivity: Headphone output 3-pole (Sound Only). The feature text calls it a 4-pole headphone out, so the pole count conflicts.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Headset Connection section.
Yes4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table three-pole headphone output, sound only. No microphone contacts.
3.5 mm microphone input
Not available
No4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table Mic In No and three-pole sound-only output.
Optical out
Not available
No4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table SPDIF Optical Digital Audio Out No.
Picture in picture
Not available
Yes1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo PIP Yes. Not a KVM function.
Picture by picture
Not available
Yes1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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
Not available
Yes1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo accessory Remote Control Yes. The optional Magic Remote for voice recognition is separate.

Audio and camera

4 of 5 differ
Speakers
Not available
Yes1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table 7 W x 2 output channels. No physical driver count is inferred.
Webcam
Not available
No4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table Camera No. The optional external camera is not an installed camera.
Microphone
Not available
No4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact table Mic No. Optional Magic Remote voice recognition does not establish a monitor microphone.

Ergonomics and controls

6 of 15 differ
Stand height adjustment
130mm1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026The UK dimensions with stand are 532.6 mm up and 402.6 mm down, a difference of 130 mm. The manual states 130 mm.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Adjusting the Stand Height: Max. 130.0 mm.
110mm1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo stand travel. Independently confirmed by manual page 8.
Tilt
Forward5°Backward21°1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Display Position Adjustments: Tilt, Height, Swivel and Pivot. The ranges are in the manual.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Adjusting the Angle: forward or backward from -5 to 21 degrees. Stored as 5 forward and 21 backward.
Forward8°Backward15°1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo stand angle and manual page 8. Stored as positive directional magnitudes.
Swivel
Left30°Right30°1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Display Position Adjustments lists Swivel. The range is in the manual.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Adjusting the Angle: 30 degrees to the left or to the right.
Left30°Right30°1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo stand angle and manual page 8. Left and right are positive magnitudes.
Pivot
Counterclockwise90°Clockwise0°1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Display Position Adjustments lists Pivot. The range is in the manual.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Pivot Feature: the monitor rotates 90 degrees counter-clockwise only.
Not available
Removable stand
Yes2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Wall mount instructions: remove the stand by performing the stand attachment in reverse.
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 1001Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Wall Mountable 100 x 100 mm.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Wall Mount 100 x 100 mm, M4 x L10 screws, 4 screws.
100 x 1001Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo mounting size, independently confirmed by manual page 10.
VESA adapter needed
No2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026The wall mount plate is attached directly after the stand is removed. No VESA adapter is mentioned.
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/open/downloadFileRead 23 October 2026Using the Kensington Lock section. The lock itself is optional and 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, Software1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Feature text: On-Screen Display and OnScreen Control for settings and the User Defined Key. The manual describes the joystick button.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026The joystick button at the bottom of the monitor opens and controls the OSD menu. Supported software includes LG Switch and Dual Controller.
Joystick, Remote3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Own manual pages 15-16 describe joystick menu control and the included remote Settings and directional menu controls. The optional voice Magic Remote is separate.
Desktop software
LG Switch, LG Calibration Studio, Dual Controller2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Supported Software: Monitor Driver, LG Switch, LG Calibration Studio and Dual Controller.
Not available
User firmware updates
Not available
Not available
Ambient light sensor
Not available
Not available
Presence sensor
Not available
Not available
RGB lighting
Not available
Yes1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo explicitly RGB Hexagon Lighting. Not the power indicator.
Gaming menu features
Black Stabilizer, Dynamic Action Sync, Crosshair, FPS Counter1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Features list Black Stabiliser, Dynamic Action Sync, Crosshair and FPS Counter.
Black Stabilizer, Dynamic Action Sync, Crosshair, FPS Counter1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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 Cleaning1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026The feature text names OLED Care. The manual lists the three functions.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Settings, General: OLED Screen Move, OLED Screen Saver and OLED Image Cleaning.
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)402.6Height (highest)532.6Depth220mm(23.8 × 15.9 to 21 × 8.7 in)1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Dimension with Stand (W x H x D) 605.2 x 532.6 x 220 mm (up) and 605.2 x 402.6 x 220 mm (down).2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026With stand 605.2 x 532.6 x 220.0 mm (W x H x D), the highest position.
Width784.1Height (lowest)470.4Height (highest)580.4Depth291.8mm(30.9 × 18.5 to 22.9 × 11.5 in)4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact UP and DOWN stand positions. Maximum independently agrees with manual page 18. No minimum height is calculated from travel.
Dimensions without stand
Width605.2Height351Depth45.3mm(23.8 × 13.8 × 1.8 in)1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Dimension without Stand (W x H x D) 605.2 x 351.0 x 45.3 mm.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Without stand 605.2 x 351.0 x 45.3 mm.
Width784.1Height358.3Depth167.1mm(30.9 × 14.1 × 6.6 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
7.2kg(15.9 lb)1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Weight with Stand 7.2 kg.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026With stand 7.2 kg without packaging.
10.4kg(22.9 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
4.8kg(10.6 lb)1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Weight without Stand 4.8 kg.2Owner's manualgscs-b2c.lge.com/open/downloadFileRead 23 October 2026Without stand 4.8 kg without packaging.
6.2kg(13.7 lb)3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 18 own model row without stand or packaging.
Box dimensions
Width673Height168Depth529mm(26.5 × 6.6 × 20.8 in)1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Dimension in Shipping (W x H x D) 673 x 168 x 529 mm.
Width927Height295Depth550mm(36.5 × 11.6 × 21.7 in)4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact shipping W x H x D. Flat-packed box orientation is retained.
Box weight
9.9kg(21.8 lb)1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Weight in Shipping 9.9 kg.
15.5kg(34.2 lb)4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact shipping weight including packaging. This exceeds product weight.

Power

8 of 13 differ
Power supply
External adapter1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Power Type External Power (Adapter).4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2408077_EN.pdfRead 23 October 2026Power supply type external.6Maker spec sheet (PDF)lg.com/uk/lgecs.downloadFile.ldwfRead 23 October 2026Power supply type external.
External adapter1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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. The 34-inch device input is separately 20 V x 11.5 A, 230 W.
Input voltage
100-240 V AC, 50/60 Hz1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Power AC Input 100 to 240 V (50/60 Hz). This is the adapter input.
100-240 V AC, 50/60 Hz1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-W AllInfo mains input, confirmed by manual page 18 adapter input. Not the monitor 20 V DC input.
Power use (typical)
Not available
Not available
Power use (max)
Not available
Not available
Power use SDR (EU label)
23.5W4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2408077_EN.pdfRead 23 October 2026On mode power demand in SDR 23.5 W.6Maker spec sheet (PDF)lg.com/uk/lgecs.downloadFile.ldwfRead 23 October 2026On mode power demand SDR 23.5 W.
32.3W6EU energy label (EPREL)lg.com/uk/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)
22.5W4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2408077_EN.pdfRead 23 October 2026On mode power demand in HDR 22.5 W.6Maker spec sheet (PDF)lg.com/uk/lgecs.downloadFile.ldwfRead 23 October 2026On mode power demand HDR 22.5 W.
38.9W6EU energy label (EPREL)lg.com/uk/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 6 EU on-mode HDR power. Not a peak power rating.
Standby power
0.5W1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Power Consumption (Sleep Mode) less than 0.5 W. The EPREL sheet states 0.5 W.4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2408077_EN.pdfRead 23 October 2026Standby mode power demand 0.5 W.
0.5W6EU energy label (EPREL)lg.com/uk/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
0.3W1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Power Consumption (DC Off) less than 0.3 W. The EPREL sheet states 0.3 W.4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2408077_EN.pdfRead 23 October 2026Off mode power demand 0.3 W.
Not available
EU energy class SDR
F1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026The UK page links the EU energy label and the product information sheet, class F.5EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2408077.svgRead 23 October 2026EU label class F for SDR.6Maker spec sheet (PDF)lg.com/uk/lgecs.downloadFile.ldwfRead 23 October 2026Product information sheet dated 2025-11-20: SDR class F.
G6EU energy label (EPREL)lg.com/uk/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 3.
EU energy class HDR
F1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026The product information sheet shows HDR class F.5EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2408077.svgRead 23 October 2026EU label class F for HDR.6Maker spec sheet (PDF)lg.com/uk/lgecs.downloadFile.ldwfRead 23 October 2026HDR class F.
G6EU energy label (EPREL)lg.com/uk/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 5.
Energy per 1000 h SDR
24kWh5EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2408077.svgRead 23 October 2026EU label SDR value 24 kWh per 1000 h.
32kWh7EU energy label (EPREL)lg.com/uk/lgecs.downloadFile.ldwfRead 5 October 2026Exact EU label explicitly prints this integer. Not calculated from the decimal fiche wattage.
Energy per 1000 h HDR
23kWh5EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2408077.svgRead 23 October 2026EU label HDR value 23 kWh per 1000 h.
39kWh7EU energy label (EPREL)lg.com/uk/lgecs.downloadFile.ldwfRead 5 October 2026Exact EU label explicitly prints this HDR integer. Independently read, not inherited from SDR.

Certifications

1 of 9 differ
VESA ClearMR
13,0003Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026Special features: VESA ClearMR 13000.
Not available
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Not available
Not available
Low blue light
Hardware1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Feature text: LG WOLED is certified by UL for low blue light, platinum. Certificate: Low Blue Light Hardware Solution Platinum V745051.3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026Special features: Live Color Low Blue Light Yes.
Hardware4Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact-model feature body names UL Low Blue Light Hardware Solution Platinum V745051. A Reader filter is a separate software setting.
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 V7450511Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Footnote with certificate numbers: Flicker-Free Display (OLED) A196009, Discomfort Glare Free V563481 (UGR below 22), Low Blue Light Hardware Solution Platinum V745051.
UL Flicker-Free Display A196009, UL Discomfort Glare Free V563481, UL Low Blue Light Hardware Solution Platinum V7450514Maker product pagelg.com/uk/monitors/gaming/34gx90sa-wRead 5 October 2026Exact feature certificate footnote. Discomfort Glare Free V563481 uses UGR < 22.

In the box

2 of 2 differ
In the box
Monitor, Power adapter, Power cord, DisplayPort cable, HDMI cable, USB-A to USB-B cable1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Accessory rows: HDMI (ver 2.1), Display Port, USB A to B. The manual says to use the power cord in the package, and it lists two AC/DC adaptor models.3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026Cabinet and accessories list the three cables.
Monitor, Stand, AC/DC adapter, HDMI cable, DisplayPort cable, USB-C cable, Remote control1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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
ALG UltraGear 27GX704A
Type
DisplayPort cable
HDMI cable
USB-A to USB-B cable
Source1Maker product pagelg.com/uk/monitors/gaming/27gx704a-bRead 23 October 2026Accessory rows: HDMI (ver 2.1), Display Port, USB A to B. Counts are not stated. The US spec sheet lists the same three cables.3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026Cabinet and accessories: Display Port Cable Yes, HDMI Cable Yes (Ver 2.1), USB A to B Cable Yes.
BLG UltraGear 34GX90SA
Not available

Warranty

0 of 2 differ
Manufacturer warranty (source market)
2years3Maker spec sheet (PDF)static.pcrichard.com/docs/27GX704A-B_Specifications-Sheet_01.pdfRead 23 October 2026Limited Warranty 2-Year Parts and Labor, US. The EPREL sheet gives 1 year as the general guarantee in the EU.4EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2408077_EN.pdfRead 23 October 2026Minimum duration of the general guarantee offered by the supplier is 1 year in the EU.
2years1Maker product pagelg.com/us/monitors/lg-34gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 34GX90SA-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.