Product comparison · 2 monitors

HP DreamColor Z31x computer monitor vs LG 27UD88-W computer monitor

59specifications compared
32differ
27identical
46known for one product only

Key differences

Display diagonal
- DreamColor Z31x computer monitor:79 cm (31.1")
- 27UD88-W computer monitor:68.6 cm (27")
Display resolution
- DreamColor Z31x computer monitor:4096 x 2160 pixels
- 27UD88-W computer monitor:3840 x 2160 pixels
Native aspect ratio
- DreamColor Z31x computer monitor:17:9
- 27UD88-W computer monitor:16:9
Display brightness (typical)
- DreamColor Z31x computer monitor:250 cd/m²
- 27UD88-W computer monitor:350 cd/m²
Response time
- DreamColor Z31x computer monitor:20 ms
- 27UD88-W computer monitor:5 ms
Contrast ratio (typical)
- DreamColor Z31x computer monitor:1500:1
- 27UD88-W computer monitor:1000:1
Pixel pitch
- DreamColor Z31x computer monitor:0.1704 x 0.1704 mm
- 27UD88-W computer monitor:0.1554 x 0.1554 mm
AMD FreeSync
- DreamColor Z31x computer monitor:No
- 27UD88-W computer monitor:Yes

Side by side

Differences highlightedShow differences only

Comparison of Z31x, 27UD88-W
105 specifications	A HP DreamColor Z31x computer monitor Model Z31x View product	B LG 27UD88-W computer monitor Model 27UD88-W View product
Display8 differ
Display diagonalDiffers	79 cm (31.1")	68.6 cm (27")
Display resolutionDiffers	4096 x 2160 pixels	3840 x 2160 pixels
Native aspect ratioDiffers	17:9	16:9
Display technology	LED	LED
Touchscreen	No	No
HD type	4K Ultra HD	4K Ultra HD
Panel type	IPS	IPS
Display brightness (typical)Differs	250 cd/m²	350 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	3840 x 2160
Contrast ratio (typical)Differs	1500:1	1000:1
Maximum refresh rate	60 Hz	60 Hz
Viewing angle, horizontal	178°	178°
Viewing angle, vertical	178°	178°
Display number of coloursKnown for one	1.073 billion colours	Unknown — not stated by the source
Pixel pitchDiffers	0.1704 x 0.1704 mm	0.1554 x 0.1554 mm
Horizontal scan rangeKnown for one	30 - 135 kHz	Unknown — not stated by the source
Vertical scan rangeKnown for one	24 - 60 Hz	Unknown — not stated by the source
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	16:9
Dynamic contrast ratio marketing nameKnown for one	Unknown — not stated by the source	Mega Contrast
Digital horizontal frequencyKnown for one	Unknown — not stated by the source	30 - 135 kHz
Digital vertical frequencyKnown for one	Unknown — not stated by the source	56 - 61 Hz
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
Performance1 differ
NVIDIA G-SYNC	No	No
AMD FreeSyncDiffers	No	Yes
HP segmentKnown for one	Business	Unknown — not stated by the source
VESA Adaptive Sync supportKnown for one	Unknown — not stated by the source	Yes
Multimediaidentical
Built-in speaker(s)	No	No
Built-in camera	No	No
Design1 differ
Market positioningKnown for one	Business	Unknown — not stated by the source
Product colourDiffers	Black	Black, Silver, White
Ports & interfaces3 differ
Built-in USB hub	Yes	Yes
USB hub version	3.2 Gen 1 (3.1 Gen 1)	3.2 Gen 1 (3.1 Gen 1)
USB upstream port typeDiffers	USB Type-B	USB Type-C
Number of upstream ports	1	1
USB Type-A downstream ports quantityDiffers	4	2
VGA (D-Sub) ports quantity	0	0
DVI port	No	No
HDMI ports quantity	2	2
DisplayPorts quantityDiffers	2	1
Audio outputKnown for one	Yes	Unknown — not stated by the source
HDCP	Yes	Yes
Charging port typeKnown for one	USB Type-C	Unknown — not stated by the source
Headphone outKnown for one	Unknown — not stated by the source	Yes
Headphone outputsKnown for one	Unknown — not stated by the source	1
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Ergonomics4 differ
VESA mounting	Yes	Yes
Panel mounting interface	100 x 100 mm	100 x 100 mm
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Height adjustment	Yes	Yes
Adjustable height (max)Differs	11.7 cm	11 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°	-3 - 20°
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, Ukrainian
Number of OSD languagesDiffers	10	16
Plug and Play	Yes	Yes
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
Black eQualizer functionKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power consumption (typical)Differs	120 W	29 W
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 voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Energy efficiency scaleKnown for one	A++ to E	Unknown — not stated by the source
Power consumption (off)Known for one	Unknown — not stated by the source	0.3 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	1.2 W
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	615 mm
Depth (with stand)Differs	248 mm	222.6 mm
Height (with stand)Differs	566 mm	425.2 mm
Weight (with stand)Differs	15 kg	6.2 kg
Width (without stand)Differs	738 mm	615 mm
Depth (without stand)Differs	82.6 mm	42.7 mm
Height (without stand)Differs	414.1 mm	365.1 mm
Weight (without stand)Differs	9.9 kg	4.7 kg
Packaging data4 differ
Package widthDiffers	888 mm	835 mm
Package depthDiffers	388 mm	171 mm
Package heightDiffers	536 mm	476 mm
Package weightDiffers	12.4 kg	10.1 kg
Packaging content1 differ
Cables includedDiffers	AC, DisplayPort, HDMI, USB Type-A to USB Type-B, USB Type-C, USB Type-C to USB Type-A	DC, DisplayPort, USB, USB Type-C
Stand includedKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other features1 differ
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)Differs	D	A
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
RotatingKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	UL (cUL), TUV, CB, FCC-B, CE, KC, EPA, ErP, ROHS, REACH, Ultra HD, Windows 10, DisplayPort, USB type-C PD + DP Alt.Mode, FreeSync
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

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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