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Product comparison · 2 usb graphics adapters

StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz vs Unisynk USB-C to HDMI Adapter 4K

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  • 19specifications compared
  • 12differ
  • 7identical
  • 27known for one product only

Key differences

The StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz has 1 more displays supported than the Unisynk USB-C to HDMI Adapter 4K (2 vs 1). The StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz has 1 more HDMI ports quantity than the Unisynk USB-C to HDMI Adapter 4K (2 vs 1). The Unisynk USB-C to HDMI Adapter 4K has 30 Hz more refresh rate at maximum resolution than the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz (60 Hz vs 30 Hz). USB connector type: USB Type-A, USB Type-C on the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz, USB Type-C on the Unisynk USB-C to HDMI Adapter 4K. Other operating systems supported: ChromeOS on the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz, Android, ChromeOS on the Unisynk USB-C to HDMI Adapter 4K.

  • USB connector type
    • USB Type-A, USB Type-C
    • USB Type-C
  • Number of displays supported
    • 2
    • 1
  • HDMI ports quantity
    • 2
    • 1
  • Refresh rate at maximum resolution
    • 30 Hz
    • 60 Hz
  • Other operating systems supported
    • ChromeOS
    • Android, ChromeOS
  • Width
    • 50 mm
    • 29 mm
  • Depth
    • 100 mm
    • 50 mm
  • Height
    • 15 mm
    • 17 mm

Side by side

Differences highlightedShow differences only
46 specifications
A

StarTech.com

USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz

Model 107B-USB-HDMI

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B

Unisynk

USB-C to HDMI Adapter 4K

Model 10378

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Performance5 differ
USB connector typeDiffersUSB Type-A, USB Type-CUSB Type-C
DisplayPort outputKnown for oneNo
Number of displays supportedDiffers21
HDMI ports quantityDiffers21
HDMI versionKnown for one1.4
Internal memoryKnown for one8192 MB
Internal memory typeKnown for oneDDR3
Maximum resolutionKnown for one3840 x 2160 pixels
Refresh rate at maximum resolutionDiffers30 Hz60 Hz
Supported graphics resolutionsDiffers1280 x 720 (HD 720), 1600 x 900, 1920 x 1080 (HD 1080), 2560 x 1440, 3840 x 21601920 x 1080 (HD 1080), 3840 x 2160
Audio output channelsKnown for one2.0 channels
ChipsetKnown for oneSilicon Motion - SM768
Data transfer rate (max)Known for one5 Gbit/s
USB versionKnown for one3.2 Gen 1 (3.1 Gen 1)
HDCPKnown for oneYes
HDCP versionKnown for one2.2
Maximum resolution (HDMI)Known for one3840 x 2160 pixels
Supported video modesKnown for one1080p, 2160p
System requirements2 differ
Windows operating systems supportedDiffersWindows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 7 EntYes
Mac operating systems supportedKnown for oneMac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 13.0 Ventura
Other operating systems supportedDiffersChromeOSAndroid, ChromeOS
Weight & dimensions5 differ
WidthDiffers50 mm29 mm
DepthDiffers100 mm50 mm
HeightDiffers15 mm17 mm
WeightDiffers83 g44 g
USB cable lengthDiffers0.11 m0.15 m
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Storage temperature (T-T)Known for one-10 - 70 °C
Operating relative humidity (H-H)Known for one10 - 90%
Packaging dataidentical
Package widthKnown for one173 mm
Package depthKnown for one144 mm
Package heightKnown for one32 mm
Package weightKnown for one80 g
Technical detailsidentical
Compliance certificatesKnown for oneCE, RoHS
Logistics dataidentical
Products per master (outer) caseKnown for one60 pc(s)
Master (outer) case widthKnown for one515 mm
Master (outer) case lengthKnown for one369 mm
Master (outer) case heightKnown for one319 mm
Harmonized System (HS) codeKnown for one84733020

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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