Product comparison · 2 monitors

Acer CB 240HYK computer monitor vs LG 28LF4520 computer monitor

38specifications compared
26differ
12identical
34known for one product only

Key differences

Display diagonal
- CB 240HYK computer monitor:60.5 cm (23.8")
- 28LF4520 computer monitor:71.1 cm (28")
Display resolution
- CB 240HYK computer monitor:3840 x 2160 pixels
- 28LF4520 computer monitor:1366 x 768 pixels
HD type
- CB 240HYK computer monitor:4K Ultra HD
- 28LF4520 computer monitor:HD
Panel type
- CB 240HYK computer monitor:IPS
- 28LF4520 computer monitor:VA
Display brightness (typical)
- CB 240HYK computer monitor:310 cd/m²
- 28LF4520 computer monitor:250 cd/m²
Response time
- CB 240HYK computer monitor:6 ms
- 28LF4520 computer monitor:6.5 ms
Display number of colours
- CB 240HYK computer monitor:1.073 billion colours
- 28LF4520 computer monitor:16.78 million colours
USB Type-A downstream ports quantity
- CB 240HYK computer monitor:0
- 28LF4520 computer monitor:1

Side by side

Differences highlightedShow differences only

Comparison of 240HYK, 28LF4520
72 specifications	A Acer CB 240HYK computer monitor Model 240HYK View product	B LG 28LF4520 computer monitor Model 28LF4520 View product
Display8 differ
Display diagonalDiffers	60.5 cm (23.8")	71.1 cm (28")
Display resolutionDiffers	3840 x 2160 pixels	1366 x 768 pixels
Native aspect ratio	16:9	16:9
Display technology	LED	LED
Touchscreen	No	No
HD typeDiffers	4K Ultra HD	HD
Panel typeDiffers	IPS	VA
Display brightness (typical)Differs	310 cd/m²	250 cd/m²
Response timeDiffers	6 ms	6.5 ms
Supported graphics resolutionsDiffers	3840 x 2160	1366 x 768, 1280 x 720 (HD 720)
Supported video modesKnown for one	Unknown — not stated by the source	720p
Aspect ratio	16:9	16:9
Contrast ratio (typical)Known for one	Unknown — not stated by the source	3000:1
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	178°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	178°
Display number of coloursDiffers	1.073 billion colours	16.78 million colours
Pixel pitchKnown for one	Unknown — not stated by the source	0.44475 x 0.14975 mm
Digital horizontal frequencyKnown for one	Unknown — not stated by the source	30 - 83 kHz
Digital vertical frequencyKnown for one	Unknown — not stated by the source	56 - 75 Hz
Colour gamutKnown for one	Unknown — not stated by the source	68%
3D	No	No
Contrast ratio (dynamic)Known for one	100000000:1	Unknown — not stated by the source
Performanceidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Multimediaidentical
Built-in speaker(s)	Yes	Yes
Number of speakersKnown for one	Unknown — not stated by the source	2
RMS rated powerKnown for one	Unknown — not stated by the source	10 W
Built-in camera	No	No
Designidentical
Product colour	Black	Black
Ports & interfaces3 differ
USB hub versionKnown for one	Unknown — not stated by the source	2.0
USB Type-A downstream ports quantityDiffers	0	1
VGA (D-Sub) ports quantityDiffers	0	1
DVI portDiffers	Yes	No
HDMI ports quantity	1	1
Composite video inKnown for one	Unknown — not stated by the source	1
RF ports quantityKnown for one	Unknown — not stated by the source	1
Component video (YPbPr/YCbCr) inKnown for one	Unknown — not stated by the source	1
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
AC (power) inKnown for one	Yes	Unknown — not stated by the source
Ergonomics2 differ
VESA mountingKnown for one	Unknown — not stated by the source	Yes
Cable lock slotDiffers	No	Yes
Height adjustmentDiffers	Yes	No
Adjustable height (max)Known for one	15 cm	Unknown — not stated by the source
SwivellingKnown for one	Yes	Unknown — not stated by the source
Tilt adjustmentKnown for one	Yes	Unknown — not stated by the source
Tilt angle rangeKnown for one	-5 - 35°	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	25 W	33 W
Power consumption (standby)Differs	0.23 W	0.5 W
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Power consumption (off)Known for one	0.13 W	Unknown — not stated by the source
Weight & dimensions8 differ
Width (with stand)Differs	557 mm	642 mm
Depth (with stand)Differs	244.8 mm	171 mm
Height (with stand)Differs	534 mm	445 mm
Weight (with stand)Differs	5.5 kg	4.7 kg
Width (without stand)Differs	557 mm	642 mm
Depth (without stand)Differs	60.7 mm	58 mm
Height (without stand)Differs	337.1 mm	396 mm
Weight (without stand)Differs	3 kg	4.5 kg
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	787.9 mm
Package depthKnown for one	Unknown — not stated by the source	109.2 mm
Package heightKnown for one	Unknown — not stated by the source	436.8 mm
Package weightKnown for one	Unknown — not stated by the source	6.2 kg
Packaging content1 differ
Cables includedDiffers	AC, DVI, DisplayPort, HDMI	AC
Remote control includedKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Other features2 differ
On/off switchKnown for one	Unknown — not stated by the source	Yes
TV tuner integratedDiffers	No	Yes
CertificationDiffers	TCO 6.0	FCC-B, UL, EPA
Supplied AC adapter type	LED	LED
Thin Clientidentical
Thin client installed	No	No

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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