Product comparison · 2 monitors

HP DreamColor Z31x computer monitor vs LG 24BK55WV-B computer monitor

48specifications compared
35differ
13identical
50known for one product only

Key differences

Display diagonal
- DreamColor Z31x computer monitor:79 cm (31.1")
- 24BK55WV-B computer monitor:61 cm (24")
Display resolution
- DreamColor Z31x computer monitor:4096 x 2160 pixels
- 24BK55WV-B computer monitor:1920 x 1200 pixels
Native aspect ratio
- DreamColor Z31x computer monitor:17:9
- 24BK55WV-B computer monitor:16:10
HD type
- DreamColor Z31x computer monitor:4K Ultra HD
- 24BK55WV-B computer monitor:WUXGA
Panel type
- DreamColor Z31x computer monitor:IPS
- 24BK55WV-B computer monitor:TFT
Display brightness (typical)
- DreamColor Z31x computer monitor:250 cd/m²
- 24BK55WV-B computer monitor:300 cd/m²
Response time
- DreamColor Z31x computer monitor:20 ms
- 24BK55WV-B computer monitor:5 ms
Contrast ratio (typical)
- DreamColor Z31x computer monitor:1500:1
- 24BK55WV-B computer monitor:1000:1

Side by side

Differences highlightedShow differences only

Comparison of Z31x, 24BK55WV-B
98 specifications	A HP DreamColor Z31x computer monitor Model Z31x View product	B LG 24BK55WV-B computer monitor Model 24BK55WV-B View product
Display13 differ
Display diagonalDiffers	79 cm (31.1")	61 cm (24")
Display resolutionDiffers	4096 x 2160 pixels	1920 x 1200 pixels
Native aspect ratioDiffers	17:9	16:10
Display technology	LED	LED
Touchscreen	No	No
HD typeDiffers	4K Ultra HD	WUXGA
Panel typeDiffers	IPS	TFT
Display brightness (typical)Differs	250 cd/m²	300 cd/m²
Response timeDiffers	20 ms	5 ms
Screen shape	Flat	Flat
Supported graphics resolutionsDiffers	640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1366 x 768, 1920 x 1080 (HD 1080), 2048 x 1080, 2560 x 1440, 3840 x 2160, 4096 x 2160	1920 x 1200 (WUXGA)
Contrast ratio (typical)Differs	1500:1	1000:1
Maximum refresh rateKnown for one	60 Hz	Unknown — not stated by the source
Viewing angle, horizontal	178°	178°
Viewing angle, vertical	178°	178°
Display number of coloursDiffers	1.073 billion colours	16.78 million colours
Pixel pitchDiffers	0.1704 x 0.1704 mm	0.269 x 0.269 mm
Horizontal scan rangeDiffers	30 - 135 kHz	30 - 83 kHz
Vertical scan rangeDiffers	24 - 60 Hz	56 - 75 Hz
3D	No	No
Backlight typeKnown for one	Unknown — not stated by the source	W-LED
Aspect ratioKnown for one	Unknown — not stated by the source	16:10
Dynamic contrast ratio marketing nameKnown for one	Unknown — not stated by the source	Mega Contrast
Viewable size, horizontalKnown for one	Unknown — not stated by the source	51.7 cm
Viewable size, verticalKnown for one	Unknown — not stated by the source	32.3 cm
Separate H/V syncKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
NVIDIA G-SYNCKnown for one	No	Unknown — not stated by the source
AMD FreeSyncKnown for one	No	Unknown — not stated by the source
HP segmentKnown for one	Business	Unknown — not stated by the source
Multimedia1 differ
Built-in speaker(s)Differs	No	Yes
Built-in camera	No	No
Number of speakersKnown for one	Unknown — not stated by the source	2
RMS rated powerKnown for one	Unknown — not stated by the source	2 W
Designidentical
Market positioningKnown for one	Business	Unknown — not stated by the source
Product colour	Black	Black
Ports & interfaces5 differ
Built-in USB hub	Yes	Yes
USB hub versionDiffers	3.2 Gen 1 (3.1 Gen 1)	2.0
USB upstream port typeKnown for one	USB Type-B	Unknown — not stated by the source
Number of upstream portsKnown for one	1	Unknown — not stated by the source
USB Type-A downstream ports quantityDiffers	4	2
VGA (D-Sub) ports quantityDiffers	0	1
DVI portDiffers	No	Yes
HDMI ports quantityDiffers	2	1
DisplayPorts quantityKnown for one	2	Unknown — not stated by the source
Audio outputKnown for one	Yes	Unknown — not stated by the source
HDCPKnown for one	Yes	Unknown — not stated by the source
Charging port typeKnown for one	USB Type-C	Unknown — not stated by the source
DVI-D ports quantityKnown for one	Unknown — not stated by the source	1
Headphone outKnown for one	Unknown — not stated by the source	Yes
PC Audio inKnown for one	Unknown — not stated by the source	Yes
Ergonomics6 differ
VESA mounting	Yes	Yes
Panel mounting interfaceDiffers	100 x 100 mm	100 x 100,200 x 100 mm
Cable lock slotDiffers	Yes	No
Height adjustment	Yes	Yes
Adjustable height (max)Differs	11.7 cm	13 cm
SwivellingKnown for one	Yes	Unknown — not stated by the source
Swivel angle rangeKnown for one	-45 - 45°	Unknown — not stated by the source
Tilt adjustment	Yes	Yes
Tilt angle rangeDiffers	-5 - 30°	-5 - 35°
Picture-in-PictureKnown for one	Yes	Unknown — not stated by the source
On Screen Display (OSD) languagesDiffers	Simplified Chinese, Traditional Chinese, German, Dutch, English, Spanish, French, Italian, Japanese, Portuguese	Simplified Chinese, German, English, Spanish, Finnish, French, Greek, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish
Number of OSD languagesDiffers	10	14
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
PivotKnown for one	Unknown — not stated by the source	Yes
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
Power2 differ
Power consumption (typical)Known for one	120 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.5 W	Unknown — not stated by the source
Power consumption (max)Known for one	260 W	Unknown — not stated by the source
AC input voltageDiffers	100 - 240 V	90 - 264 V
AC input frequencyDiffers	50 - 60 Hz	47/63 Hz
Energy efficiency scaleKnown for one	A++ to E	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions8 differ
Width (with stand)Differs	738 mm	558 mm
Depth (with stand)Differs	248 mm	239 mm
Height (with stand)Differs	566 mm	395 mm
Weight (with stand)Differs	15 kg	5.4 kg
Width (without stand)Differs	738 mm	558 mm
Depth (without stand)Differs	82.6 mm	58 mm
Height (without stand)Differs	414.1 mm	370 mm
Weight (without stand)Differs	9.9 kg	4.8 kg
Packaging dataidentical
Package widthKnown for one	888 mm	Unknown — not stated by the source
Package depthKnown for one	388 mm	Unknown — not stated by the source
Package heightKnown for one	536 mm	Unknown — not stated by the source
Package weightKnown for one	12.4 kg	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	AC, DisplayPort, HDMI, USB Type-A to USB Type-B, USB Type-C, USB Type-C to USB Type-A	Unknown — not stated by the source
Other featuresidentical
Country of originKnown for one	China	Unknown — not stated by the source
On/off switch	Yes	Yes
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Energy efficiency class (legacy scale)Known for one	D	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	AC	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	70000 h
Thin Clientidentical
Thin client installedKnown for one	No	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	85285210	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Gold, ENERGY STAR

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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