UK manufacturer model · 22U401A-B
LG 22U401A-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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UK manufacturer model · 24U421A-B
LG 24U421A-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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Differences first. Select a topic for its graphic, sources and conditions.
Panel diagonal. Resolution, aspect ratio and viewing distance also affect the workspace; a larger diagonal is not an image-quality score.
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.
12 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.
Manufacturer specification · Actual manufacturer display-table diagonal. Original: 21.5
LG 22U401A-B — official UK product specificationsManufacturer specification · Actual manufacturer display-table diagonal. Original: 24
LG 24U421A-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.
Manufacturer specification · Original manufacturer axes, units and up/down/stand configurations retained.
LG 22U401A-B — official UK product specificationsManufacturer specification · Original manufacturer axes, units and up/down/stand configurations retained.
LG 24U421A-B — official UK product specificationsA size or weight trade-off; it does not establish the better product.
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.
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.
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.
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.
29 shared fields have the same recorded value.
| Specification | LG 22U401A-B | LG 24U421A-B |
|---|---|---|
Screen diagonalDifferent SourcesLG 22U401A-B Manufacturer specification · Actual manufacturer display-table diagonal. Original: 21.5 LG 22U401A-B — official UK product specificationsLG 24U421A-B Manufacturer specification · Actual manufacturer display-table diagonal. Original: 24 LG 24U421A-B — official UK product specifications | 21.5 in | 24 in |
Native resolution Sources | 1920 x 1080 | 1920 x 1080 |
Panel technology Sources | VA | VA |
DISPLAY — Size [cm]Different Sources | 54 | 60.4 |
DISPLAY — Aspect Ratio Sources | 16:9 | 16:9 |
DISPLAY — Pixel Pitch [mm]Different Sources | 0.2493 × 0.241 | 0.2745 x 0.2745 |
DISPLAY — Brightness (Min.) [cd/m²]Different Sources | 200 | 220 |
DISPLAY — Brightness (Typ.) [cd/m²] Sources | 250 | 250 |
DISPLAY — Color Gamut (Typ.) Sources | sRGB 99% (CIE1931) | sRGB 99% (CIE1931) |
DISPLAY — Color Depth (Number of Colors) Sources | 16.7M | 16.7M |
DISPLAY — Contrast Ratio (Min.) Sources | 2400:1 | 2400:1 |
DISPLAY — Contrast Ratio (Typ.) Sources | 3000:1 | 3000:1 |
DISPLAY — Viewing Angle (CR≥10) Sources | 178º(R/L), 178º(U/D) | 178º(R/L), 178º(U/D) |
FEATURES — HDR 10 Sources | YES | YES |
FEATURES — HDR Effect Sources | YES | YES |
FEATURES — Color Weakness Sources | YES | YES |
FEATURES — Super Resolution+ Sources | YES | YES |
FEATURES — Black Stabiliser Sources | YES | YES |
DISPLAY — Color Gamut (Min.) SourcesLG 22U401A-B No source recorded. | Not provided | sRGB 95% (CIE1931) |
DISPLAY — Curvature SourcesLG 22U401A-B No source recorded. | Not provided | 1500R |
DISPLAY — Colour Bit SourcesLG 22U401A-B No source recorded. | Not provided | 8bit |
Manufacturer maximum refresh rate SourcesLG 22U401A-B Manufacturer specification · Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 100 LG 22U401A-B — official UK product specificationsLG 24U421A-B Manufacturer specification · Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 100 LG 24U421A-B — official UK product specifications | 100 Hz | 100 Hz |
DISPLAY — Response TimeDifferent Sources | 1ms MBR, 5ms (GtG at Faster) | 5ms (GtG at Faster) |
FEATURES — Motion Blur Reduction Tech. SourcesLG 24U421A-B No source recorded. | YES | Not provided |
FEATURES — VRR SourcesLG 24U421A-B No source recorded. | YES | Not provided |
FEATURES — Dynamic Action Sync Sources | YES | YES |
Inputs and connectionsDifferent Sources | d-sub: YES(1ea); hdmi: YES(1ea); headphone output: 3-pole (Sound Only) | hdmi: YES(1ea); usb-c: YES(1ea); usb-c (max. resolution at hz): 1920 x 1080; usb-c (power delivery): 15W; headphone output: 3-pole (Sound Only) |
FEATURES — Auto Input Switch Sources | YES | YES |
Manufacturer dimensions and stand basisDifferent SourcesLG 22U401A-B Manufacturer specification · Original manufacturer axes, units and up/down/stand configurations retained. LG 22U401A-B — official UK product specificationsLG 24U421A-B Manufacturer specification · Original manufacturer axes, units and up/down/stand configurations retained. LG 24U421A-B — official UK product specifications | dimension with stand (w x h x d) [mm]: 492.5 x 378.4 x 200.8 | dimension with stand (w x h x d) [mm]: 536.32 x 411.92 x 170 |
MECHANICAL — Display Position Adjustments Sources | Tilt | Tilt |
MECHANICAL — Wall Mountable [mm] Sources | 100 x 100 | 100 x 100 |
DIMENSIONS/WEIGHTS — Dimension without Stand (W x H x D) [mm]Different Sources | 492.5 x 284.6 x 50.7 | 536.32 x 320.15 x 44.3 |
DIMENSIONS/WEIGHTS — Dimension in Shiping (W x H x D) [mm]Different Sources | 556 x 350 x 138 | 605 x 375 x 132 |
DIMENSIONS/WEIGHTS — Weight with Stand [kg]Different Sources | 2.3 | 2.92 |
DIMENSIONS/WEIGHTS — Weight without Stand [kg]Different Sources | 1.9 | 2.24 |
DIMENSIONS/WEIGHTS — Weight in Shipping [kg]Different Sources | 3.3 | 4.24 |
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 |
POWER — DC Output SourcesLG 22U401A-B No source recorded. | Not provided | 19V 2.1A |
FEATURES — Flicker Safe Sources | YES | YES |
FEATURES — Reader Mode Sources | YES | YES |
FEATURES — Crosshair SourcesLG 24U421A-B No source recorded. | YES | Not provided |
INFO — Product name Sources | PC Monitor | PC Monitor |
INFO — Year Sources | Y25 | Y25 |
ACCESSORY — HDMI Sources | YES | YES |
ACCESSORY — Others (Accessory) SourcesLG 22U401A-B No source recorded. | Not provided | Base Screw |
ACCESSORY — Adapter SourcesLG 22U401A-B No source recorded. | Not provided | YES |
ACCESSORY — HDMI (Color/Length) SourcesLG 22U401A-B No source recorded. | Not provided | Black / 1.5m |
ACCESSORY — Power Cord SourcesLG 22U401A-B No source recorded. | Not provided | Depend on Country |
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.
