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Product comparison · 2 usb graphics adapters

i-tec USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter vs Vivolink VLHUB221 USB graphics adapter

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  • 13specifications compared
  • 10differ
  • 3identical
  • 26known for one product only

Key differences

The i-tec USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter has 1 more displays supported than the Vivolink VLHUB221 USB graphics adapter (2 vs 1). The Vivolink VLHUB221 USB graphics adapter has 30 Hz more refresh rate at maximum resolution than the i-tec USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter (60 Hz vs 30 Hz). The i-tec USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter has 13 g more weight than the Vivolink VLHUB221 USB graphics adapter (53 g vs 40 g). Only the Vivolink VLHUB221 USB graphics adapter has HDMI output. Only the i-tec USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter has DisplayPort output.

  • USB version
    • 2.0
    • 2.0/3.2 Gen 1 (3.1 Gen 1)
  • USB connector type
    • USB Type-C
    • USB Type-A
  • USB connector gender
    • Male
    • Female
  • HDMI output
    • No
    • Yes
  • DisplayPort output
    • Yes
    • No
  • Number of displays supported
    • 2
    • 1
  • Maximum resolution
    • 7680 x 4320 pixels
    • 3840 x 2160 pixels
  • Refresh rate at maximum resolution
    • 30 Hz
    • 60 Hz

Side by side

Differences highlightedShow differences only
39 specifications
A

i-tec

USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter

Model C31DUAL4K60DP

View product
B

Vivolink

VLHUB221 USB graphics adapter

Model VLHUB221

View product
Performance8 differ
USB versionDiffers2.02.0/3.2 Gen 1 (3.1 Gen 1)
USB connector typeDiffersUSB Type-CUSB Type-A
USB connector genderDiffersMaleFemale
HDMI outputDiffersNoYes
DisplayPort outputDiffersYesNo
DisplayPorts quantityKnown for one2
Number of displays supportedDiffers21
Maximum resolutionDiffers7680 x 4320 pixels3840 x 2160 pixels
Refresh rate at maximum resolutionDiffers30 Hz60 Hz
High Dynamic Range (HDR) supportedKnown for oneYes
HDMI ports quantityKnown for one1
HDMI versionKnown for one2.0
HDCPKnown for oneYes
HDCP versionKnown for one2.2
Supported video modesKnown for one2160p
Audio output channelsKnown for one2.0 channels
LED indicatorsKnown for oneStatus
Data transfer rate (max)Known for one0.35 Gbit/s
Designidentical
Housing materialKnown for oneMetal
Integrated USB cableKnown for oneNo
System requirementsidentical
Windows operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Linux operating systems supportedKnown for oneYes
Other operating systems supportedKnown for oneAndroid, ChromeOS
Weight & dimensions1 differ
WidthKnown for one70 mm
DepthKnown for one60 mm
HeightKnown for one15 mm
WeightDiffers53 g40 g
USB cable lengthKnown for one0.3 m
Packaging data1 differ
Package typeKnown for oneBox
Package widthKnown for one180 mm
Package depthKnown for one130 mm
Package heightKnown for one25 mm
Package weightDiffers131 g50 g
Packaging contentidentical
Cables includedKnown for oneAC
Poweridentical
Input voltageKnown for one230 V

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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