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Product comparison · 2 monitors

HP Z27n G2 vs HP DreamColor Z31x computer monitor

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  • 74specifications compared
  • 35differ
  • 39identical
  • 19known for one product only

Key differences

  • Display diagonal
    • 68.6 cm (27")
    • 79 cm (31.1")
  • Display resolution
    • 2560 x 1440 pixels
    • 4096 x 2160 pixels
  • Native aspect ratio
    • 16:9
    • 17:9
  • HD type
    • Quad HD
    • 4K Ultra HD
  • Display brightness (typical)
    • 350 cd/m²
    • 250 cd/m²
  • Response time
    • 5 ms
    • 20 ms
  • Contrast ratio (typical)
    • 1000:1
    • 1500:1
  • Display number of colours
    • 16.78 million colours
    • 1.073 billion colours

Side by side

Differences highlightedShow differences only
93 specifications
A

HP

Z27n G2View product
B

HP

DreamColor Z31x computer monitor

Model Z31x

View product
Display12 differ
Display diagonalDiffers68.6 cm (27")79 cm (31.1")
Display resolutionDiffers2560 x 1440 pixels4096 x 2160 pixels
Native aspect ratioDiffers16:917:9
HD typeDiffersQuad HD4K Ultra HD
Display brightness (typical)Differs350 cd/m²250 cd/m²
Response timeDiffers5 ms20 ms
Supported graphics resolutionsDiffers640 x 480 (VGA), 720 x 480, 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1280 x 800 (WXGA), 1440 x 900 (WXGA+), 1600 x 900, 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 1920 x 1200 (WUXGA)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
Contrast ratio (typical)Differs1000:11500:1
Contrast ratio (dynamic)Known for one10000000:1
Display number of coloursDiffers16.78 million colours1.073 billion colours
Pixel pitchDiffers0.233 x 0.233 mm0.1704 x 0.1704 mm
Horizontal scan rangeDiffers27 - 112 kHz30 - 135 kHz
Vertical scan rangeDiffers24 - 75 Hz24 - 60 Hz
Viewable size, horizontalKnown for one59.7 cm
Viewable size, verticalKnown for one33.6 cm
Maximum refresh rateKnown for one60 Hz
Design1 differ
Product colourDiffersSilverBlack
Ports & interfaces4 differ
USB upstream port typeDiffersUSB Type-CUSB Type-B
USB Type-A downstream ports quantityDiffers34
USB Type-C downstream ports quantityKnown for one2
DVI portDiffersYesNo
DVI-D ports quantityKnown for one1
HDMI ports quantityDiffers12
Charging port typeKnown for oneUSB Type-C
Ergonomics2 differ
Adjustable height (max)Differs15 cm11.7 cm
PivotKnown for oneYes
Pivot angleKnown for one0 - 90°
Tilt angle rangeDiffers-5 - 22°-5 - 30°
Picture-in-PictureKnown for oneYes
Power3 differ
Energy efficiency class (SDR)Known for oneE
Energy consumption (SDR) per 1000 hoursKnown for one19 kWh
Power consumption (typical)Differs45 W120 W
Power consumption (max)Differs96 W260 W
Energy efficiency scaleDiffersA to GA++ to E
AC input frequencyKnown for one50 - 60 Hz
Weight & dimensions8 differ
Width (with stand)Differs613 mm738 mm
Depth (with stand)Differs214 mm248 mm
Height (with stand)Differs509 mm566 mm
Weight (with stand)Differs8 kg15 kg
Width (without stand)Differs613 mm738 mm
Depth (without stand)Differs47.1 mm82.6 mm
Height (without stand)Differs364 mm414.1 mm
Weight (without stand)Differs8 kg9.9 kg
Packaging data4 differ
Package widthDiffers707 mm888 mm
Package depthDiffers446 mm388 mm
Package heightDiffers282 mm536 mm
Package weightDiffers8 kg12.4 kg
Packaging content1 differ
Cables includedDiffersAC, DisplayPort, USB Type-C to USB Type-AAC, DisplayPort, HDMI, USB Type-A to USB Type-B, USB Type-C, USB Type-C to USB Type-A
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Other featuresidentical
Energy efficiency class (legacy scale)Known for oneD
Ethernet LAN (RJ-45) portsKnown for one1
Supplied AC adapter typeKnown for oneAC
Thin Clientidentical
Thin client installedKnown for oneNo
Logistics dataidentical
Harmonized System (HS) codeKnown for one85285210

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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