UK manufacturer model · 27GX704A-B
LG 27GX704A-B in its manufacturer-documented UK configuration. The complete source table retains its published display, connection, software and physical conditions.
Specifications checked 17 Oct 2026.
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Manufacturer specificationsUK manufacturer model · 27GX790B-B
LG 27GX790B-B in its manufacturer-documented UK configuration. The complete source table retains its published display, connection, software and physical conditions.
Specifications checked 17 Oct 2026.
Amazon links open search results. Check the exact variant, current price and availability with the retailer.
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Differences first. Select a topic for its graphic, sources and conditions.
Maximum manufacturer-listed refresh rate, not measured motion clarity. The port-specific limits below matter; HDMI and DisplayPort can support different modes.
Manufacturer specification · Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 240
Manufacturer specification · Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 540
Match the monitor to the connection. Refresh limits depend on the input, cable and source device. Confirm the exact regional ports, stand adjustment and mount. Manufacturer response-time methods such as MPRT and GtG are different; neither the image nor these figures establish an independent motion or colour-quality test.
15 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.
Manufacturer specification · Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 240
LG 27GX704A-B — official UK product specificationsManufacturer specification · Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 540
LG 27GX790B-B — official UK product specificationsCheck the exact configuration and source conditions for your use.
Check the exact configuration and source conditions for your use.
A size or weight trade-off; it does not establish the better product.
A size or weight trade-off; it does not establish the better product.
A size or weight trade-off; it does not establish the better product.
A size or weight trade-off; it does not establish the better product.
A size or weight trade-off; it does not establish the better product.
Check the exact configuration and source conditions for your use.
Check the exact configuration and source conditions for your use.
Check the exact configuration and source conditions for your use.
Check the exact configuration and source conditions for your use.
Check the exact configuration and source conditions for your use.
Check the exact configuration and source conditions for your use.
Check the exact configuration and source conditions for your use.
Manufacturer specification · Original manufacturer axes, units and up/down/stand configurations retained.
LG 27GX704A-B — official UK product specificationsManufacturer specification · Original manufacturer axes, units and up/down/stand configurations retained.
LG 27GX790B-B — official UK product specificationsA size or weight trade-off; it does not establish the better product.
One source states less detail or a rounded figure. This is not a verified difference; check the exact configuration.
No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
34 shared fields have the same recorded value.
| Specification | LG 27GX704A-B | LG 27GX790B-B |
|---|---|---|
Screen diagonal SourcesLG 27GX704A-B Manufacturer specification · Actual manufacturer display-table diagonal. Original: 26.5 LG 27GX704A-B — official UK product specificationsLG 27GX790B-B Manufacturer specification · Actual manufacturer display-table diagonal. Original: 26.5 LG 27GX790B-B — official UK product specifications | 26.5 in | 26.5 in |
Native resolution Sources | 2560 x 1440 | 2560 x 1440 |
Panel technology Sources | OLED | OLED |
DISPLAY — Size [cm]Different Sources | 67.32 | 67.3 |
DISPLAY — Aspect Ratio Sources | 16:9 | 16:9 |
DISPLAY — Pixel Pitch [mm] Sources | 0.2292 x 0.2292 mm | 0.2292 x 0.2292 mm |
DISPLAY — Color Gamut (Min.)Different Sources | DCI-P3 90.0% (CIE1976) | DCI-P3 94.0% (CIE1976) |
DISPLAY — Color Gamut (Typ.) SourcesLG 27GX790B-B No source recorded. | DCI-P3 98.5% (CIE1976) | Not provided |
DISPLAY — Color Depth (Number of Colors) Sources | 1.07B | 1.07B |
DISPLAY — Contrast Ratio (Min.) Sources | 1200000:1 | 1200000:1 |
DISPLAY — Contrast Ratio (Typ.) Sources | 1500000:1 | 1500000:1 |
DISPLAY — Viewing Angle (CR≥10) Sources | 178º(R/L), 178º(U/D) | 178º(R/L), 178º(U/D) |
DISPLAY — Brightness (Min.) [cd/m²]Different Sources | 250cd/m² | 300cd/m² |
DISPLAY — Brightness (Typ.) [cd/m²]Different Sources | 275cd/m² | 335cd/m² |
FEATURES — HDR 10 Sources | YES | YES |
FEATURES — VESA DisplayHDR™Different Sources | DisplayHDR™400 TRUE BLACK | DisplayHDR™500 TRUE BLACK |
FEATURES — HDR Effect SourcesLG 27GX790B-B No source recorded. | YES | Not provided |
FEATURES — Color Calibrated in Factory Sources | YES | YES |
FEATURES — HW Calibration Sources | HW Calibration Ready | HW Calibration Ready |
FEATURES — Color Weakness Sources | YES | YES |
FEATURES — Black Stabiliser Sources | YES | YES |
SW APPLICATION — LG Calibration Studio (True Color Pro) Sources | YES | YES |
Manufacturer maximum refresh rateDifferent SourcesLG 27GX704A-B Manufacturer specification · Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 240 LG 27GX704A-B — official UK product specificationsLG 27GX790B-B Manufacturer specification · Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 540 LG 27GX790B-B — official UK product specifications | 240 Hz | 540 Hz |
DISPLAY — Response TimeDifferent Sources | 0.03ms (GTG) | 0.02ms (GtG) |
FEATURES — NVIDIA G-Sync™ Sources | G-SYNC Compatible | G-SYNC Compatible |
FEATURES — AMD FreeSync™ Sources | FreeSync Premium Pro | FreeSync Premium Pro |
FEATURES — VRR Sources | YES | YES |
FEATURES — Dynamic Action Sync Sources | YES | YES |
Inputs and connectionsDifferent Sources | hdmi: YES(2ea); displayport: YES(1ea); dp version: 1.4; usb upstream port: YES(1ea/ver3.2 Gen1); usb downstream port: YES(2ea/ver3.2 Gen1); headphone output: 3-pole (Sound Only) | hdmi: YES(2ea); displayport: YES(1ea); dp version: 2.1; usb-c: Yes; usb upstream port: YES(via USB-C); usb downstream port: YES(2ea/ver3.0); headphone output: 4-pole (Sound+Mic) |
FEATURES — Auto Input Switch Sources | YES | YES |
Manufacturer dimensions and stand basisDifferent SourcesLG 27GX704A-B Manufacturer specification · Original manufacturer axes, units and up/down/stand configurations retained. LG 27GX704A-B — official UK product specificationsLG 27GX790B-B Manufacturer specification · Original manufacturer axes, units and up/down/stand configurations retained. LG 27GX790B-B — official UK product specifications | dimension with stand (w x h x d) [mm]: 605.2x532.6x220(Up) / 605.2x402.6x220(Down) | dimension with stand (w x h x d) [mm]: 605.2x527.6x220(Up)/605.2x397.6x220(Down) |
MECHANICAL — Wall Mountable [mm] Sources | 100 x 100 mm | 100 x 100 |
MECHANICAL — Display Position Adjustments Sources | Tilt/Height/Swivel/Pivot | Tilt/Height/Swivel/Pivot |
DIMENSIONS/WEIGHTS — Dimension without Stand (W x H x D) [mm]Different Sources | 605.2x351.0x45.3 | 605.2x351.0x51.2 |
DIMENSIONS/WEIGHTS — Dimension in Shiping (W x H x D) [mm]Different Sources | 673x168x529 | 790x182x496 |
DIMENSIONS/WEIGHTS — Weight with Stand [kg]Different Sources | 7.2kg | 6.8 |
DIMENSIONS/WEIGHTS — Weight without Stand [kg]Different Sources | 4.8kg | 4.3 |
DIMENSIONS/WEIGHTS — Weight in Shipping [kg]Different Sources | 9.9kg | 9.8 |
FEATURES — Smart Energy Saving Sources | YES | YES |
POWER — Type Sources | External Power(Adapter) | External Power(Adapter) |
POWER — AC Input Sources | 100~240V (50/60Hz) | 100~240V (50/60Hz) |
POWER — Power Consumption (Sleep Mode) Sources | Less than 0.5W | Less than 0.5W |
POWER — Power Consumption (DC Off) Sources | Less than 0.3W | Less than 0.3W |
FEATURES — Reader Mode Sources | YES | YES |
FEATURES — Crosshair Sources | YES | YES |
FEATURES — FPS Counter Sources | YES | YES |
FEATURES — User Defined Key Sources | YES | YES |
SW APPLICATION — Dual Controller Sources | YES | YES |
INFO — Product name Sources | UltraGear | UltraGear |
INFO — YearDifferent Sources | Y25 | Y26 |
ACCESSORY — HDMI Sources | YES (ver 2.1) | YES (ver 2.1) |
ACCESSORY — Display Port Sources | YES | YES (ver 2.1) |
ACCESSORY — USB A to B SourcesLG 27GX790B-B No source recorded. | YES | Not provided |
Closest monitors to this pair by shared key specifications. Not a popularity ranking.
Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.
