Product comparison · 2 monitors

LG 28LJ4540 computer monitor vs LG 29UM69G computer monitor

37specifications compared
20differ
17identical
57known for one product only

Key differences

Display diagonal
- 28LJ4540 computer monitor:69.8 cm (27.5")
- 29UM69G computer monitor:73.7 cm (29")
Display resolution
- 28LJ4540 computer monitor:1366 x 768 pixels
- 29UM69G computer monitor:2560 x 1080 pixels
Native aspect ratio
- 28LJ4540 computer monitor:16:9
- 29UM69G computer monitor:21:9
HD type
- 28LJ4540 computer monitor:WXGA
- 29UM69G computer monitor:QXGA
Panel type
- 28LJ4540 computer monitor:ADS
- 29UM69G computer monitor:IPS
Display brightness (typical)
- 28LJ4540 computer monitor:200 cd/m²
- 29UM69G computer monitor:250 cd/m²
Response time
- 28LJ4540 computer monitor:8 ms
- 29UM69G computer monitor:14 ms
Supported graphics resolutions
- 28LJ4540 computer monitor:1366 x 768
- 29UM69G computer monitor:2560 x 1080

Side by side

Differences highlightedShow differences only

Comparison of 28LJ4540, 29UM69G
94 specifications	A LG 28LJ4540 computer monitor Model 28LJ4540 View product	B LG 29UM69G computer monitor Model 29UM69G View product
Display9 differ
Display diagonalDiffers	69.8 cm (27.5")	73.7 cm (29")
Display resolutionDiffers	1366 x 768 pixels	2560 x 1080 pixels
Native aspect ratioDiffers	16:9	21:9
Display technology	LED	LED
Touchscreen	No	No
HD typeDiffers	WXGA	QXGA
Panel typeDiffers	ADS	IPS
Display brightness (typical)Differs	200 cd/m²	250 cd/m²
Response timeDiffers	8 ms	14 ms
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Screen shape	Flat	Flat
Supported graphics resolutionsDiffers	1366 x 768	2560 x 1080
Supported video modesKnown for one	Unknown — not stated by the source	1080p
Contrast ratio (typical)	1000:1	1000:1
Dynamic contrast ratio marketing nameKnown for one	Unknown — not stated by the source	Mega Contrast
Viewing angle, horizontal	178°	178°
Viewing angle, vertical	178°	178°
Display number of colours	16.78 million colours	16.78 million colours
SmartResponseKnown for one	Unknown — not stated by the source	5 ms
Pixel pitchDiffers	0.44475 x 0.44925 mm	0.2628 x 0.2628 mm
DDC/CIKnown for one	Unknown — not stated by the source	Yes
Colour gamut standardKnown for one	Unknown — not stated by the source	sRGB
sRGB coverage (typical)Known for one	Unknown — not stated by the source	99%
Factory-calibratedKnown for one	Unknown — not stated by the source	Yes
Peak luminance ratioKnown for one	Unknown — not stated by the source	90%
Aspect ratioKnown for one	4:3, 16:9	Unknown — not stated by the source
Contrast ratio (dynamic)Known for one	5000000:1	Unknown — not stated by the source
Colour gamutKnown for one	68%	Unknown — not stated by the source
3DKnown for one	No	Unknown — not stated by the source
Performanceidentical
AMD FreeSyncKnown for one	Unknown — not stated by the source	Yes
VESA Adaptive Sync supportKnown for one	Unknown — not stated by the source	Yes
Game modeKnown for one	Unknown — not stated by the source	Yes
Multimediaidentical
Built-in speaker(s)	Yes	Yes
Number of speakers	2	2
RMS rated power	10 W	10 W
Built-in cameraKnown for one	No	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	Black, Red
Ports & interfacesidentical
Built-in USB hubKnown for one	Unknown — not stated by the source	Yes
USB Type-C downstream ports quantityKnown for one	Unknown — not stated by the source	1
HDMI ports quantity	1	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Audio inputKnown for one	Unknown — not stated by the source	Yes
Audio outputKnown for one	Unknown — not stated by the source	Yes
Headphone outputsKnown for one	Unknown — not stated by the source	1
HDCP	Yes	Yes
USB Type-A downstream ports quantityKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
DVI portKnown for one	No	Unknown — not stated by the source
Ergonomics1 differ
VESA mounting	Yes	Yes
Panel mounting interfaceDiffers	100 x 100 mm	75 x 75 mm
Cable lock slot	No	No
Tilt adjustmentKnown for one	Unknown — not stated by the source	Yes
Tilt angle rangeKnown for one	Unknown — not stated by the source	-5 - 20°
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
On Screen Display (OSD) languagesKnown for one	Unknown — not stated by the source	Simplified Chinese, Traditional Chinese, German, English, Spanish, Finnish, French, Greek, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish, Ukrainian
Number of OSD languagesKnown for one	Unknown — not stated by the source	17
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Custom key functionKnown for one	Unknown — not stated by the source	Yes
Height adjustmentKnown for one	No	Unknown — not stated by the source
Power1 differ
Energy efficiency class (SDR)Known for one	Unknown — not stated by the source	G
Energy efficiency class (HDR)Known for one	Unknown — not stated by the source	Not available
Energy consumption (SDR) per 1000 hoursKnown for one	Unknown — not stated by the source	25.8 kWh
Power consumption (standby)Known for one	Unknown — not stated by the source	0.5 W
Power consumption (off)Differs	0.5 W	0.3 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Power supply typeKnown for one	Unknown — not stated by the source	External
Energy efficiency scaleKnown for one	Unknown — not stated by the source	A to G
Power consumption (typical)Known for one	28 W	Unknown — not stated by the source
Power consumption (PowerSave)Known for one	1 W	Unknown — not stated by the source
Weight & dimensions8 differ
Width (with stand)Differs	642.6 mm	702.5 mm
Depth (with stand)Differs	185.4 mm	204.1 mm
Height (with stand)Differs	434.3 mm	415 mm
Weight (with stand)Differs	4.72 kg	5.5 kg
Width (without stand)Differs	642.6 mm	702.5 mm
Depth (without stand)Differs	58.4 mm	63.8 mm
Height (without stand)Differs	396.2 mm	328.4 mm
Weight (without stand)Differs	4.49 kg	5 kg
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	812 mm
Package depthKnown for one	Unknown — not stated by the source	403 mm
Package heightKnown for one	Unknown — not stated by the source	151 mm
Package weightKnown for one	Unknown — not stated by the source	7.6 kg
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC, HDMI
Other featuresidentical
No flickering	Yes	Yes
CertificationKnown for one	Unknown — not stated by the source	UL(cUL), TUV-Type, FCC-B, CE, CCC, EPA7.0, Erp
Supplied AC adapter type	LED	LED
On/off switchKnown for one	Yes	Unknown — not stated by the source
Analog signal format systemKnown for one	NTSC	Unknown — not stated by the source
Digital signal format systemKnown for one	ATSC	Unknown — not stated by the source
On/Off timerKnown for one	Yes	Unknown — not stated by the source
Picture modeKnown for one	Vivid/ Standard/ APS/ Cinema/Sport/Game/Expert1/ Expert2	Unknown — not stated by the source
Sleep timerKnown for one	Yes	Unknown — not stated by the source
Technical detailsidentical
Native refresh rateKnown for one	Unknown — not stated by the source	60 Hz
Thin Clientidentical
Thin client installedKnown for one	No	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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