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Product comparison · 2 monitors

HP DreamColor Z31x computer monitor vs HP Z38c computer monitor

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  • 72specifications compared
  • 32differ
  • 40identical
  • 33known for one product only

Key differences

  • Display diagonal
    • 79 cm (31.1")
    • 95.2 cm (37.5")
  • Display resolution
    • 4096 x 2160 pixels
    • 3840 x 1600 pixels
  • Native aspect ratio
    • 17:9
    • 21:9
  • HD type
    • 4K Ultra HD
    • UltraWide Quad HD+
  • Display brightness (typical)
    • 250 cd/m²
    • 300 cd/m²
  • Response time
    • 20 ms
    • 5 ms
  • Screen shape
    • Flat
    • Curved
  • Contrast ratio (typical)
    • 1500:1
    • 1000:1

Side by side

Differences highlightedShow differences only
105 specifications
A

HP

DreamColor Z31x computer monitor

Model Z31x

View product
B

HP

Z38c computer monitor

Model Z38c

View product
Display10 differ
Display diagonalDiffers79 cm (31.1")95.2 cm (37.5")
Display resolutionDiffers4096 x 2160 pixels3840 x 1600 pixels
Native aspect ratioDiffers17:921:9
Display technologyLEDLED
TouchscreenNoNo
HD typeDiffers4K Ultra HDUltraWide Quad HD+
Panel typeIPSIPS
Display brightness (typical)Differs250 cd/m²300 cd/m²
Response timeDiffers20 ms5 ms
Screen shapeDiffersFlatCurved
Supported graphics resolutionsDiffers640 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 2160640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1280 x 768 (WXGA), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 1600 x 900, 1920 x 1080 (HD 1080), 1920 x 1200 (WUXGA), 1920 x 1600, 2560 x 1080, 2560 x 1600 (WQXGA)
Contrast ratio (typical)Differs1500:11000:1
Contrast ratio (dynamic)Known for one5000000:1
Maximum refresh rate60 Hz60 Hz
Viewing angle, horizontal178°178°
Viewing angle, vertical178°178°
Display number of colours1.073 billion colours1.073 billion colours
Pixel pitchDiffers0.1704 x 0.1704 mm0.22908 x 0.22908 mm
Viewable size, horizontalKnown for one88 cm
Viewable size, verticalKnown for one36.6 cm
Digital horizontal frequencyKnown for one27 - 130 kHz
Digital vertical frequencyKnown for one24 - 76 Hz
Colour gamut standardKnown for onesRGB
Colour gamutKnown for one98%
3DNoNo
Horizontal scan rangeKnown for one30 - 135 kHz
Vertical scan rangeKnown for one24 - 60 Hz
Performanceidentical
NVIDIA G-SYNCNoNo
AMD FreeSyncNoNo
HP segmentBusinessBusiness
Multimediaidentical
Built-in speaker(s)NoNo
Built-in cameraNoNo
Designidentical
Market positioningBusinessBusiness
Product colourBlackBlack
Ports & interfaces4 differ
Built-in USB hubYesYes
USB hub version3.2 Gen 1 (3.1 Gen 1)3.2 Gen 1 (3.1 Gen 1)
USB upstream port typeDiffersUSB Type-BUSB Type-C
Number of upstream ports11
USB Type-A downstream ports quantityDiffers43
VGA (D-Sub) ports quantity00
DVI portNoNo
HDMIKnown for oneYes
HDMI ports quantityDiffers21
HDMI versionKnown for one2.0
DisplayPorts quantityDiffers21
Headphone outKnown for oneYes
HDCPYesYes
Audio outputKnown for oneYes
Charging port typeKnown for oneUSB Type-C
Ergonomics2 differ
VESA mountingYesYes
Panel mounting interface100 x 100 mm100 x 100 mm
Cable lock slotYesYes
Height adjustmentYesYes
Adjustable height (max)Differs11.7 cm12 cm
SwivellingYesYes
Swivel angle range-45 - 45°-45 - 45°
Tilt adjustmentYesYes
Tilt angle rangeDiffers-5 - 30°-5 - 20°
On Screen Display (OSD) languagesSimplified Chinese, Traditional Chinese, German, Dutch, English, Spanish, French, Italian, Japanese, PortugueseSimplified Chinese, Traditional Chinese, German, Dutch, English, Spanish, French, Italian, Japanese, Portuguese
Number of OSD languages1010
Picture-in-PictureKnown for oneYes
Plug and PlayKnown for oneYes
Power2 differ
Energy efficiency class (SDR)Known for oneG
Energy efficiency class (HDR)Known for oneG
Energy consumption (SDR) per 1000 hoursKnown for one64 kWh
Energy consumption (HDR) per 1000 hoursKnown for one64 kWh
Power consumption (typical)Differs120 W80 W
Power consumption (standby)0.5 W0.5 W
Power consumption (max)Differs260 W195 W
AC input voltage100 - 240 V100 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Energy efficiency scaleA++ to EA++ to E
Annual energy consumptionKnown for one93 kWh
Weight & dimensions7 differ
Width (with stand)Differs738 mm895.5 mm
Depth (with stand)248 mm248 mm
Height (with stand)Differs566 mm558.7 mm
Weight (with stand)Differs15 kg13.8 kg
Width (without stand)Differs738 mm895.5 mm
Depth (without stand)Differs82.6 mm104.2 mm
Height (without stand)Differs414.1 mm399.5 mm
Weight (without stand)Differs9.9 kg9.8 kg
Packaging data4 differ
Package widthDiffers888 mm1060 mm
Package depthDiffers388 mm452 mm
Package heightDiffers536 mm555 mm
Package weightDiffers12.4 kg21 kg
Packaging content1 differ
Stand includedKnown for oneYes
Cables includedDiffersAC, DisplayPort, HDMI, USB Type-A to USB Type-B, USB Type-C, USB Type-C to USB Type-AAC, HDMI, DisplayPort, USB Type-C
ManualKnown for oneYes
Sustainabilityidentical
Sustainable technologies and materialsKnown for oneArsenic-free display glass; Mercury-free display backlights; Low halogen
Other features2 differ
Country of originChinaChina
On/off switchYesYes
TV tuner integratedNoNo
DepthKnown for one104.2 mm
Energy efficiency class (legacy scale)DiffersDB
HeightKnown for one399.5 mm
WeightKnown for one13.8 kg
WidthKnown for one895.5 mm
Supplied AC adapter typeDiffersACLED
Ethernet LAN (RJ-45) portsKnown for one1
Thin Clientidentical
Thin client installedNoNo
Logistics dataidentical
Harmonized System (HS) code8528521085285210
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Storage temperature (T-T)Known for one-20 - 60 °C
Operating relative humidity (H-H)Known for one20 - 80%
Storage relative humidity (H-H)Known for one5 - 95%

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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