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LG UltraGear 27GX700A vs LG UltraGear 27GX790B

Product A: LG

UltraGear 27GX700A

95 of 172 known
Change LG UltraGear 27GX700A

Compare the LG UltraGear 27GX790B with

Product B: LG

UltraGear 27GX790B

103 of 172 known
Change LG UltraGear 27GX790B

Compare the LG UltraGear 27GX700A with

56 of 164 fields differ

Download CSVDownload JSON
  • 33 different values
  • 23 known for one only
  • 48 the same
  • 60 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Refresh rateA: 280HzB: 540HzUltraGear 27GX790B is 260 Hz higher.
  2. Response timeLower is betterA: 0.03msB: 0.02msUltraGear 27GX790B is 0.01 ms lower.
  3. Power use HDR (EU label)Lower is betterA: 24.6WB: 28.5WUltraGear 27GX700A is 3.9 W lower.

Refresh rate per resolution

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

2560 × 1440Native for both
A280Hz
B540Hz
2368 × 1332
ANot listed
B540Hz
1280 × 720
ANot listed
B720Hz

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
A9kg
B6.8kg
Weight without stand
A4.8kg
B4.3kg
Box weight
A12.2kg
B9.8kg

All 172 fields

Every value links to where we found it.

ALG UltraGear 27GX700A
BLG UltraGear 27GX790B

General

4 of 8 differ
Series
UltraGear1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
UltraGear1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026INFO: Product name UltraGear
Model numbers
27GX700A-B1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Exact US productData model 27GX700A-B and UPC 195174129746. The 27GX790A, 27GX790B and 27GX704A are distinct products. No regional variants or bundles are inferred.
27GX790B-B, 27GX790B-B.AUS, 27GX790B-B.AEU, 27GX790B-B.AEK, 27GX790B-B.AHK1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Regional suffixes from the LG UK, DE, HK and US pages2Maker product pagelg.com/de/monitore/gaming/27gx790b-bRead 30 September 20263Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 20264Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026
GTIN / EAN
1951741297461Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
195174137055, 8806096678008, 8806096736500, 88060966713131Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 20268806096736500 on this UK page (27GX790B-B.AEK). The DE, HK and US codes come from the other sources2Maker product pagelg.com/de/monitore/gaming/27gx790b-bRead 30 September 2026EAN 8806096678008 for SKU 27GX790B-B.AEU3Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 2026EAN 8806096671313 for SKU 27GX790B-B.AHK4Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026UPC 195174137055
Announced
Not available
December 20258Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 2026China launch reported 2025-12-10
Status
Not available
Available1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026On sale at 599.98 GBP (list 899.99 GBP) on the date accessed
Predecessor
Not available
LG UltraGear 27GX790A11Reviewrtings.com/monitor/reviews/lg/27gx790b-bRead 30 September 2026RTINGS says the 27GX790B-B is a newer version of the 27GX790A-B with a higher native refresh rate.
Successor
Not available
Not available
Launch price (US)
Not available
$999.9910Press releaselgusnewsroom.com/press-release/the-ultragear-gx7-is-changing-the-game-as-lgs-fastest-and-brightest-oled-gaming-monitor-to-dateRead 30 September 2026January 6, 2026 U.S. rollout announcement: pre-order retail price $999.99.
Launch price (EU)
Not available
Not available
Markets
Not available
US, DE, GB, HK1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026GB from this page, DE and HK from LG Germany and LG Hong Kong, US from the LG US spec sheet2Maker product pagelg.com/de/monitore/gaming/27gx790b-bRead 30 September 20263Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 20264Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026
Colours
Not available
Not available
Segment
Gaming1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
Gaming1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026

Display

2 of 12 differ
Screen size
26.5in(67.3 cm)1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Picture Quality explicitly states 26.5 inches, despite the 27-inch class heading.
26.5in(67.3 cm)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Size [Inch] 26.5. Marketed as 27-inch
Viewable screen diagonal
26.5in(67.3 cm)5Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202606_monitor_ultragear.pdfRead 5 October 2026
Not available
Native resolution
2560 × 1440px2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026
2560 × 1440px1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Aspect ratio
16:91Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
16:91Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Pixel density
110.8ppi
110.8ppi
Pixel pitch
0.2292mm1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Maker horizontal and vertical pitch is 0.2292 mm. The rounded active area 587 x 330 mm is separately published in the Japanese maker table and fits this raster at its stated precision.
0.2292mm1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Active display area
Width587Height330mm(23.1 × 13 in)5Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202606_monitor_ultragear.pdfRead 5 October 2026Exact column states rounded active area 587 x 330 mm. Not calculated from diagonal or pitch.
Not available
Curved
No3Maker product pagelge.co.kr/product/monitors/27gx700aRead 5 October 2026Exact panel table Curvature X explicitly means no curve.
No8Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 2026Flat format
Curvature radius
Not available
Not available
Screen surface
Matte7Reviewrtings.com/monitor/reviews/lg/27gx700a-bRead 5 October 2026Public introduction expressly says matte, distinct from glossy 27GX704A and XG27AQWMG. No reflectance percentage is inferred.
Matte8Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 2026Standard matte anti-glare. RTINGS also calls the coating matte
Anti-reflection coating
Not available
Not available
Touchscreen
Not available
Not available

Panel

2 of 31 differ
Panel type
WOLED7Reviewrtings.com/monitor/reviews/lg/27gx700a-bRead 5 October 2026Exact tested 27GX700A-B, manufactured in Mexico September 2025. Public introduction and exact-model size table name fourth-generation WOLED RGB Tandem. No sibling measurement is transferred.
WOLED8Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 2026LG Display 4th-Gen WOLED, Primary RGB Tandem
Panel type (as published)
Primary RGB Tandem OLED7Reviewrtings.com/monitor/reviews/lg/27gx700a-bRead 5 October 20268Press articlenotebookcheck.net/LG-UltraGear-OLED-27GX700A-New-Tandem-OLED-gaming-monitor-receives-US-release.1111145.0.htmlRead 5 October 2026September 10 report explicitly identifies this exact monitor as using LG Display Primary RGB Tandem OLED technology. The Primary prefix is backed by this source, while RTINGS independently calls the panel fourth-generation RGB Tandem WOLED.
Primary RGB Tandem OLED7Press releaselgusnewsroom.com/press-release/lg-unveils-ultragear-evo-redefining-5k-gaming-with-worlds-first-ai-upscaling-technologyRead 30 September 2026QHD Primary RGB Tandem OLED display. Global sales from the opening day of CES 2026
Backlight
None (self-emissive)7Reviewrtings.com/monitor/reviews/lg/27gx700a-bRead 5 October 2026
None (self-emissive)8Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 2026
Local dimming
Not available
Not available
Dimming zones
Not available
Not available
Panel maker
LG Display8Press articlenotebookcheck.net/LG-UltraGear-OLED-27GX700A-New-Tandem-OLED-gaming-monitor-receives-US-release.1111145.0.htmlRead 5 October 2026Exact monitor article identifies LG Display Primary RGB Tandem panel technology and the same WOLED panel as MO27Q28G. No Gigabyte settings or measurements are inherited.
LG Display8Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 2026
Panel part number
Not available
Not available
Panel generation
4th generation7Reviewrtings.com/monitor/reviews/lg/27gx700a-bRead 5 October 2026
4th Gen8Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 2026
Subpixel layout
Not available
Not available
Colour depth
10bits2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed p23 explicitly supports 8-bit and 10-bit colour. Native versus FRC method and bit depth at each maximum mode are unstated.
10bits5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 20268-bit/ 10-bit color is supported. Method not stated
Colour depth method
Not available
Not available
Displayable colours
1.07 billion1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
1.07 billion1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Published as 1.07B
sRGB coverage
Not available
Not available
DCI-P3 coverage
99.5%1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Typical DCI-P3 coverage 99.5%, CIE 1976. This is not a gamut-volume figure or a measured result.
99.5%3Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 2026Color Gamut (Typ.) DCI-P3 99.5% (CIE1976), Min. 94.0%
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-27gx700a-b-gaming-monitorRead 5 October 2026
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
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-27gx700a-b-gaming-monitorRead 5 October 2026Exact Special Features table says H/W Calibration (True Color Pro). The maker catalogue separately identifies this exact model as Hardware Calibration Ready, with two stored calibration modes and a separate sensor.
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Static contrast ratio
1,500,000:11Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
1,500,000:11Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Contrast Ratio (Typ.) 1500000:1, Min. 1200000:1
Brightness (typical, SDR)
335nits1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
335nits1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Brightness (Typ.) 335 cd/m2, Min. 300 cd/m2
Brightness (maker minimum)
300nits1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026300 nits is the manufacturer minimum panel specification, not the lowest adjustable screen brightness.
300nits1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026DISPLAY: Brightness (Min.) 300 cd/m². Minimum guaranteed specification, not the lowest brightness setting.
Peak brightness (HDR)
1,500nits1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Typical HDR peak 1500 cd/m2 at 1.5% APL. This small-window claim is not full-screen or sustained brightness.
1,500nits8Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 20261500 nits (1.5% APL)
HDR peak test window
1.5%1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
1.5%8Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 2026Stated as 1.5% APL
Full-screen brightness
Not available
335nits8Reviewtftcentral.co.uk/news/lg-27gx790b-is-unleashed-with-27-540hz-4th-gen-woled-panel-and-720hz-dual-mode-supportRead 30 September 2026335 nits for 100% APL
HDR formats
HDR101Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
HDR101Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
HDR certification
DisplayHDR True Black 5001Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
DisplayHDR True Black 5001Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Viewing angle (horizontal)
178°1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
178°1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Viewing angle (vertical)
178°1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
178°1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026

Refresh rate and motion

12 of 22 differ
Refresh rate per resolution and port
ALG UltraGear 27GX700A
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 1.4
2560 × 1440Native280Hz280Hz
Source3Maker product pagelge.co.kr/product/monitors/27gx700aRead 5 October 2026Exact input table explicitly states Maximum Resolution and Refresh Rate: HDMI 2.1 / DP 1.4, 2560 x 1440 at 280 Hz. This independently establishes the native per-input maxima. No lower-resolution preset rows are inferred. Manual DP preset associates 280 with 1.4(DSC), but no per-mode bit depth or chroma is established, so cells are omitted.
BLG UltraGear 27GX790B
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 2.1USB-C
2560 × 1440Native540Hz540HzDSC540HzDSC
2368 × 1332540Hz540Hz540Hz
1280 × 720720Hz720Hz720Hz
Source5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026Support Mode pages 24-27: native QHD 540, HD 720 Dual-Mode and 2368×1332@540 in 24.5-inch crop mode. DP/USB-C share one table. QHD 540 recommended timing requires Input Compatibility 1.4(DSC) or 2.1(DSC), including USB-C. HDMI native 540 uses 2.1(PC). 1080p240 and HDMI 4K120 are preset signals, not established maxima.
Max refresh rate
280Hz
720Hz
Max refresh rate at native resolution
280Hz
540Hz
Max refresh rate over DisplayPort
280Hz
540Hz
Max refresh rate over HDMI
280Hz
540Hz
Max refresh rate over USB-C
Not available
540Hz
Max refresh rate at 10-bit
Not available
Not available
Native refresh rate
280Hz1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
540Hz1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Overclocked refresh rate
Not available
Not available
Dual mode
Not available
Yes4Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026VESA Dual-Mode QHD 540Hz / HD 720Hz
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/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Named FreeSync Premium Pro, G-SYNC Compatible and VESA AdaptiveSync. The manual separately names DP Adaptive-Sync and HDMI VRR. Generic G-Sync Yes is not treated as a hardware-module claim.
VESA AdaptiveSync Display, HDMI VRR, FreeSync Premium Pro, G-SYNC Compatible, Adaptive-Sync1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Key Features explicitly says VESA certified AdaptiveSync, NVIDIA G-SYNC Compatible and AMD FreeSync Premium Pro. This proves the named VESA certification, separately from generic DP protocol support.5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026Adaptive-Sync/VRR section explicitly says supported interfaces DisplayPort(Adaptive-Sync), HDMI(VRR). This backs generic adaptive_sync and hdmi_vrr, not VESA certification.
VRR range per port
ALG UltraGear 27GX700A
InputMin (Hz)Max (Hz)
HDMI48280
DisplayPort48280
Source5Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202606_monitor_ultragear.pdfRead 5 October 2026Exact column separately gives HDMI and DP 48-280 Hz, explicitly repeated for VRR enabled. No maximum-only interval is manufactured.
BLG UltraGear 27GX790B
Not available
Low framerate compensation
Not available
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Exact-model maker claim for FreeSync Premium Pro supplies the product tier. AMD official definition supplies its required LFC feature. Compatible GPU/mode conditions apply.13Maker product pageamd.com/en/resources/support-articles/faqs/DH3-013.htmlRead 30 September 2026Official tier definition explicitly includes LFC in FreeSync Premium Pro. Applies when a compatible AMD GPU and supported FreeSync mode are enabled. No all-input VRR-range claim is inferred.
Response time (maker GtG claim)
0.03ms1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026
0.02ms1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
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)
Yes1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Current maker footnote 5 verifies the fourth-generation OLED panel as UL Flicker-Free, A196009. This is a panel claim. The Korean table separately says Flicker Safe is not supported, referring to a different software feature.
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Eye-comfort section: LG WOLED panel verified Flicker-Free by UL, certificate A196009. This is a panel-level maker claim, not a claim that VRR flicker never occurs.
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
0.06ms14Reviewchimolog.co/lg-27gx790bRead 8 October 2026Reviewer-purchased Japanese 27GX790B-B, the same marketed model as the catalog regional rows. Dual-Mode at 1280 × 720 and 720 Hz gives a mean of 0.06 ms across 30 grey transitions, measured from 10% to 90%. The text also gives 61 microseconds before rounding. No separate overdrive setting is reported. Native 2560 × 1440 at 540 Hz gives a separate 0.08 ms mean. The optical-sensor and oscilloscope method is linked in the article. These are sample measurements. Regional warranty and bundle claims are not transferred.
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
Not available
SDR brightness (measured)
Not available
249nits9Reviewtomsguide.com/computing/monitors/lg-ultragear-27gx790b-b-reviewRead 30 September 2026249 nits SDR in the Max Brightness mode. Window size not stated. 561 nits HDR on a 10% window
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

8 of 19 differ
Video inputs
ALG UltraGear 27GX700A
TypeVersionCountHDCP
HDMI2.122.3
DisplayPort1.412.3
Source1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Two HDMI 2.1 sockets and one DP 1.4, HDCP 2.3 on both interfaces. No unproved HDMI link bandwidth, input bit depth or DSC cell is stored.
BLG UltraGear 27GX790B
TypeVersionCountDSC
HDMI2.12Not available
DisplayPort2.11Yes
USB-CNot available1Not available
Source1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026HDMI YES(2ea), DisplayPort YES(1ea), DP Version 2.1, USB-C Yes. HDMI 2.1 from the accessory and US spec sheet. DSC per the manual timing table4Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026HDMI Yes x 2, Supports FRL as compliant with HDMI 2.1. DisplayPort Yes x 1, DP Version 2.1. USB Type-C Yes x 15Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026DisplayPort needs DSC for 2560x1440 at 540 Hz (Input Compatibility 1.4(DSC) or 2.1(DSC))
HDMI ports
2
2
DisplayPort ports
1
1
Highest HDMI version
2.1
2.1
Highest DisplayPort version
1.4
2.1
HDMI features
Not available
VRR5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026HDMI (VRR)
USB-C video (DP Alt Mode)
No2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Complete connector diagram and inventory have no USB-C socket. An included USB-A to B host cable does not add USB-C video capability.
Yes5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026DP Alternate Mode (DP over USB-C) are supported via USB-C Port
USB-C power delivered
Not available
5W11Reviewrtings.com/monitor/reviews/lg/27gx790b-bRead 30 September 2026Public Office verdict explicitly says USB-C is limited to 5 W Power Delivery. Detailed test cells are membership-locked and were not used.
Thunderbolt
Not available
Not available
USB upstream ports
ALG UltraGear 27GX700A
ConnectorUSB versionCount
USB-B3.01
Source1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026US table states one USB 3.0 upstream. Manual p16 explicitly uses an A-B USB 3.0 host cable, with a separate USB-B host socket.
BLG UltraGear 27GX790B
ConnectorCount
USB-C1
Source1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026USB Upstream Port YES(via USB-C)
USB downstream hub ports
ALG UltraGear 27GX700A
ConnectorUSB versionCount
USB-A3.02
Source1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026US table says two downstream USB 3.0 sockets. Japanese maker table and complete connection diagram agree. UK table incorrectly says one downstream, so the matching inventory takes priority.
BLG UltraGear 27GX790B
ConnectorUSB versionCount
USB-A3.02
Source1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026USB Downstream Port YES(2ea/ver3.0). USB-A per TFTCentral and Tom's Guide
KVM switch
Not available
Not available
Daisy chain (MST)
Not available
Not available
Ethernet
No2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Complete rear connector inventory has HDMI, DP, USB hub and headset only. No RJ45 socket.
Not available
3.5 mm headphone output
Yes5Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202606_monitor_ultragear.pdfRead 5 October 2026Exact model column identifies a four-pole headphone and microphone connector. Footnote 5 expressly says 3.5 mm stereo mini plug. The original PDF footer was enlarged and inspected.
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
3.5 mm microphone input
Yes5Maker spec sheet (PDF)lg.com/content/dam/channel/wcms/jp/catalog/pdf/202606_monitor_ultragear.pdfRead 5 October 2026Same four-pole jack includes microphone contacts. Manual p16 says microphone function requires USB upstream connection to the PC. This is not a built-in microphone.
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Headphone out 4-pole (Sound+Mic), one combined jack
Optical out
No2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Complete connector inventory has a headset jack only, with no optical audio socket.
Not available
Picture in picture
Not available
Not available
Picture by picture
Not available
Not available

Smart features

None of 4 known
Smart platform
Not available
Not available
Wi-Fi
Not available
Not available
Bluetooth
Not available
Not available
Remote control
Not available
Not available

Audio and camera

0 of 5 differ
Speakers
No3Maker product pagelge.co.kr/product/monitors/27gx700aRead 5 October 2026Exact video/audio table Speaker X. DTS Headphone:X processing does not add built-in speakers.
No14Reviewchimolog.co/lg-27gx790bRead 8 October 2026The exact review lists no built-in speakers. Four-pole headphone output and the power-on buzzer are separate features.
Number of speakers
Not available
Not available
Speaker power per channel
Not available
Not available
Webcam
Not available
Not available
Microphone
Not available
Not available

Ergonomics and controls

6 of 15 differ
Stand height adjustment
110mm2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed p10 explicitly gives maximum 110 mm stand travel. Minimum overall height comes from directly stated Down position, not subtraction.
130mm5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026Max. 130.0 mm
Tilt
Forward5°Backward15°2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026
Forward5°Backward21°5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026-5 to 21 degrees
Swivel
Left30°Right30°2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026
Left30°Right30°5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 202630 degrees to the left or to the right
Pivot
Counterclockwise90°2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed p11 explicitly says 90 degrees counter-clockwise. Korean maker table and Japanese release agree. UK marketing illustration says clockwise and is not used.
Counterclockwise90°5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 202690 degrees counter-clockwise
Removable stand
Yes2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026
Yes5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026Wall mount installation with the stand removed
VESA mount
100 x 1002Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026
100 x 1001Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
VESA adapter needed
No2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed pp7-9 attaches a standard 100x100 wall plate directly after stand removal. No separate adapter is required by the procedure.
Not available
Security lock slot
Yes2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026
Yes5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026
On-screen menu controls
Joystick, Software2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed p9 joystick. Exact UK producer page independently says LG Switch controls brightness and image-quality settings, backing software control.
Joystick, Buttons5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026Product and Button Description, page 9: joystick button and separate Dual mode button.
Desktop software
LG Switch4Maker product pagelg.com/uk/monitors/gaming/27gx700a-bRead 5 October 2026Exact model paragraph explicitly says LG Switch manages image quality and brightness, then applies settings by hotkey. LG Calibration Studio is separately supported, not interpreted as firmware-update proof.
LG Switch5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026Software list: Monitor Driver / LG Switch / LG Calibration Studio / Dual Controller
User firmware updates
Yes7Reviewrtings.com/monitor/reviews/lg/27gx700a-bRead 5 October 2026Public February 25, 2026 change log states the reviewer updated this exact monitor firmware to 3.03, 2.04. This establishes update capability only. It is not a claimed launch or current firmware version.
Not available
Ambient light sensor
Not available
Not available
Presence sensor
Not available
Not available
RGB lighting
Yes1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Hexagon Lighting, with selectable static colours and Cycling in manual p21.
Yes3Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 2026RGB LED Lighting: Unity Hexagon Lighting
Gaming menu features
Black Stabilizer, Crosshair, FPS Counter2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed p19. Crosshair and FPS Counter cannot be used simultaneously. Dynamic Action Sync is not interpreted as a numeric input-lag result.
Black Stabilizer, Crosshair, FPS Counter, Dynamic Action Sync, User-defined Key, Dual-Mode1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026FEATURES list. Dual-Mode and User-defined Key names from the manual5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026

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 p21 names Screen Move, Screen Saver and Image Cleaning. Cleaning takes approximately ten minutes and runs after four hours of accumulated use. No sensor or later sibling care feature is inferred.
OLED Screen Saver, OLED Image Cleaning5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026
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/27gx700a-bRead 5 October 2026Maker explicitly labels Up 605.2 x 579.3 x 249.1 mm and Down 605.2 x 469.3 x 249.1 mm. Manual extended metrics match. No minimum height is calculated.
Width605.2Height (lowest)397.6Height (highest)527.6Depth220mm(23.8 × 15.7 to 20.8 × 8.7 in)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026605.2x527.6x220(Up)/605.2x397.6x220(Down)
Dimensions without stand
Width605.2Height351Depth45.3mm(23.8 × 13.8 × 1.8 in)2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed p23 direct metric 605.2 x 351.0 x 45.3 mm. US bare depth 1.8-inch rounded partner conflicts with the manual 1.7-inch partner, so the metric dimensions take priority.
Width605.2Height351Depth51.2mm(23.8 × 13.8 × 2 in)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Stand footprint
Not available
Not available
Weight with stand
9kg(19.8 lb)2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed p23 without packaging 9.0 kg, with stand. No box mass included.
6.8kg(15 lb)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Weight without stand
4.8kg(10.6 lb)2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed p23 without packaging 4.8 kg. US page 10.6 lb differs from manual 10.5 lb partner. The direct metric value is retained.
4.3kg(9.5 lb)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Box dimensions
Width820Height183Depth532mm(32.3 × 7.2 × 20.9 in)4Maker product pagelg.com/uk/monitors/gaming/27gx700a-bRead 5 October 2026Published shipping WxHxD 820 x 183 x 532 mm. Some retailer aggregators swap height and depth, which are not used.
Width790Height182Depth496mm(31.1 × 7.2 × 19.5 in)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Published as Dimension in Shiping (W x H x D) 790x182x496. Height and depth look swapped, stored as published
Box weight
12.2kg(26.9 lb)4Maker product pagelg.com/uk/monitors/gaming/27gx700a-bRead 5 October 2026Published shipping mass 12.2 kg, exceeding product mass. Rounded US 26.9 lb partner is not converted to invent precision.
9.8kg(21.6 lb)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026

Power

8 of 13 differ
Power supply
External adapter2Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Printed p23 lists external adapters. Their output is 19V 5.79A, while monitor rating is 19V 5A. Neither rating is maximum consumption. Adapter card explicitly lists 110.01W, which cannot be stored in the unchanged integer adapter field, so adapter watts are omitted.
External adapter1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Adapter rating
Not available
110W5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026Printed page 23 names ADS-120QL-19A-3 190110E and MS-Z5790R190-110D0-E adapters with rated output 19 V at 5.79 A. These output ratings corroborate the reviewed adapter. The stored 110 W is the review explicitly published maximum adapter wattage. The monitor 19 V at 5.0 A input rating is separate and is not maximum consumption.14Reviewchimolog.co/lg-27gx790bRead 8 October 2026The reviewed supplied adapter is explicitly described as maximum 110 W with 19.0 V × 5.79 A output. The exact-model maker manual independently gives the same output rating for its two named adapter models. Japanese PSE registration and box contents are not transferred.
Input voltage
100-240 V AC, 50/60 Hz3Maker product pagelge.co.kr/product/monitors/27gx700aRead 5 October 2026Exact electrical rating 100-240 V AC 50/60 Hz. Not the external adapter DC output.
100-240 V AC, 50/60 Hz1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Power use (typical)
Not available
25W3Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 2026Power Consumption (Typ.) 25W. Not listed on the UK page
Power use (max)
Not available
46.32W3Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 2026Power Consumption (Max.) 46.32W
Power use SDR (EU label)
22.5W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2369505_EN.pdfRead 5 October 2026Row 4 22.5 W SDR OnMode. Japanese 29.15 W and Korean 35 W OnMode have different conditions and are not stored as generic Typical.
24.7W6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2498871Read 30 September 2026
Power use HDR (EU label)
24.6W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2369505_EN.pdfRead 5 October 2026Row 6 24.6 W HDR OnMode, separately read.
28.5W6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2498871Read 30 September 2026
Standby power
0.5W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2369505_EN.pdfRead 5 October 2026Row 8 0.5 W. US maker threshold less than 0.5 W is compatible and remains qualified.
0.5W6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2498871Read 30 September 2026
Off-mode power
0.3W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2369505_EN.pdfRead 5 October 2026Row 7 0.3 W. US maker threshold less than 0.3 W is separate from maximum running consumption.
0.3W6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2498871Read 30 September 20260.3 W. The US spec sheet says less than 0.5W
EU energy class SDR
F9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2369505_EN.pdfRead 5 October 2026
F6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2498871Read 30 September 2026
EU energy class HDR
F9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2369505_EN.pdfRead 5 October 2026
G6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2498871Read 30 September 2026
Energy per 1000 h SDR
23kWh10EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2369505.pdfRead 5 October 2026Printed label 23, visually inspected, not computed from 22.5 W.
25kWh12EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2498871.svgRead 30 September 2026Published energy label SDR kWh/1000h value, read directly from label.
Energy per 1000 h HDR
25kWh10EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2369505.pdfRead 5 October 2026Printed label 25, visually inspected, not computed from 24.6 W.
29kWh12EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2498871.svgRead 30 September 2026Published energy label HDR kWh/1000h value, read directly from label.

Certifications

3 of 9 differ
VESA ClearMR
13,00011Certification listclearmr.org/certified-productsRead 5 October 2026Official public list previously fetched during this same session explicitly names LGE 27GX700A/27GX70DA, QHD 280 Hz 13000. A later fetch returns 403, no restriction bypass. Exact producer catalogue and Japanese press release independently confirm 13000.
21,0004Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Not available
Not available
Low blue light
Not available
Not available
ENERGY STAR
Not available
Not available
TCO Certified
Not available
Not available
EPEAT
Not available
Not available
Colour certifications
UL Perfect Black, UL Perfect Color with 100% Color Fidelity, UL Perfect Reproduction1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Current maker footnote 2 identifies panel-level Perfect Black V183632, Perfect Color V569367 and Perfect Reproduction V756760. These are certification names, not numeric colour-error measurements.
Not available
Other certifications
UL Discomfort Glare Free, UL Eyesafe 3.0 CPF60, UL Eyesafe 3.0 RPF401Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Current panel claims. Glare certificate V563481 is qualified by UGR less than 22. Eyesafe 3.0 CPF60 V745354 and RPF40 V275741 are not inferred as a TÜV certificate or a launch-time certification.
UL Verified Perfect Black, UL Verified Perfect Color, UL Discomfort Glare Free, UL Eyesafe 3.0 CPF60, UL Eyesafe 3.0 RPF401Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Product highlights and eye-comfort section name these UL verifications for the OLED panel. Discomfort Glare Free V563481 (UGR<22), Eyesafe CPF60 V745354, RPF40 V275741. Panel verifications, not a blanket system certification.

In the box

2 of 2 differ
In the box
Monitor, Stand riser, Stand base, Power adapter, Power cord, DisplayPort cable, HDMI cable, USB-A to USB-B cable, Documentation12Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Exact US QSG MFL05762442, 2509REV01, cover names only 27GX700A. Stand, adapter/power alternatives and documentation pictured. US own page confirms HDMI, DP, USB-A to B inclusion. Counts and a paper calibration report are unproved and omitted.
HDMI cable (ver 2.1), DisplayPort cable (ver 2.1)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Published ACCESSORY list names these two included cables. This is the published list, not an assertion of a complete physical inventory.
Cables included
ALG UltraGear 27GX700A
Type
DisplayPort cable
HDMI cable
USB-A to USB-B cable
Source1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Exact US Cabinet/Accessories lists DisplayPort, HDMI and USB A to B cables. The quick guide has regional alternatives. Counts are left unknown rather than inferred from Yes.
BLG UltraGear 27GX790B
Type
HDMI (ver 2.1)
DisplayPort (ver 2.1)
Source1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026ACCESSORY: HDMI YES (ver 2.1), Display Port YES (ver 2.1)

Warranty

0 of 2 differ
Manufacturer warranty (source market)
2years1Maker product pagelg.com/us/monitors/lg-27gx700a-b-gaming-monitorRead 5 October 2026Exact US parts and labour warranty is two years. The producer warranty PDF does not explicitly resolve normal-use burn-in coverage, so burn-in fields are omitted. Korean one-year policy is not imported.
2years4Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026Limited Warranty 2 Year Parts and Labor. Market: US
Dead pixel policy
Not available
Not available

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