Product comparison · 2 usb graphics adapters

StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz vs StarTech.com USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K

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  • 26specifications compared
  • 18differ
  • 8identical
  • 22known for one product only

Key differences

The StarTech.com USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K has 256 x 2160 pixels more maximum resolution than the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz (4096 x 2160 pixels vs 3840 x 2160 pixels). The StarTech.com USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K 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). The StarTech.com USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K has 0.19 m more USB cable length than the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz (0.3 m vs 0.11 m). Only the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz has HDMI output. Only the StarTech.com USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K has DisplayPort output.

  • USB connector type
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:USB Type-A, USB Type-C
    • USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K:USB Type-C
  • HDMI output
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:Yes
    • USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K:No
  • DisplayPort output
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:No
    • USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K:Yes
  • Maximum resolution
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:3840 x 2160 pixels
    • USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K:4096 x 2160 pixels
  • Refresh rate at maximum resolution
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:30 Hz
    • USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K:60 Hz
  • USB cable length
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:0.11 m
    • USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K:0.3 m
  • Storage temperature (T-T)
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:-10 - 70 °C
    • USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K:-40 - 70 °C
  • Operating relative humidity (H-H)
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:10 - 90%
    • USB-C to Dual Displayport 1.4 Adapter, USB Type-C Multi-Monitor MST Hub, Dual 5K:5 - 90%

Side by side

Differences highlightedShow differences only (on)
Comparison of 107B-USB-HDMI, MST14CD122DP
48 specifications
Performance6 differ
USB connector typeDiffersUSB Type-A, USB Type-CUSB Type-C
HDMI outputDiffersYesNo
DisplayPort outputDiffersNoYes
HDMI ports quantityKnown for one2Unknown — not stated by the source
HDMI versionKnown for one1.4Unknown — not stated by the source
Internal memoryKnown for one8192 MBUnknown — not stated by the source
Internal memory typeKnown for oneDDR3Unknown — not stated by the source
Maximum resolutionDiffers3840 x 2160 pixels4096 x 2160 pixels
Refresh rate at maximum resolutionDiffers30 Hz60 Hz
Supported graphics resolutionsKnown for one1280 x 720 (HD 720), 1600 x 900, 1920 x 1080 (HD 1080), 2560 x 1440, 3840 x 2160Unknown — not stated by the source
ChipsetDiffersSilicon Motion - SM768Synaptics - VMM5220, VIA/VLI - VL103
Data transfer rate (max)Known for one5 Gbit/sUnknown — not stated by the source
High Dynamic Range (HDR) supportedKnown for oneUnknown — not stated by the sourceYes
DisplayPorts quantityKnown for oneUnknown — not stated by the source2
HDCPKnown for oneUnknown — not stated by the sourceYes
HDCP versionKnown for oneUnknown — not stated by the source2.2
DisplayPort versionKnown for oneUnknown — not stated by the source1.4
Designidentical
Integrated USB cableKnown for oneYesUnknown — not stated by the source
Housing materialKnown for oneUnknown — not stated by the sourcePlastic
System requirements1 differ
Mac compatibilityKnown for oneYesUnknown — not stated by the source
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 EntWindows 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
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 VenturaUnknown — not stated by the source
Other operating systems supportedKnown for oneChromeOSUnknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one50 mmUnknown — not stated by the source
DepthKnown for one100 mmUnknown — not stated by the source
HeightKnown for one15 mmUnknown — not stated by the source
WeightKnown for one83 gUnknown — not stated by the source
USB cable lengthDiffers0.11 m0.3 m
Operational conditions2 differ
Storage temperature (T-T)Differs-10 - 70 °C-40 - 70 °C
Operating relative humidity (H-H)Differs10 - 90%5 - 90%
Packaging data4 differ
Package widthDiffers173 mm142 mm
Package depthDiffers144 mm170 mm
Package heightDiffers32 mm30 mm
Package weightDiffers80 g108.8 g
Technical detailsidentical
Sustainability complianceKnown for oneUnknown — not stated by the sourceYes
Logistics data4 differ
Products per master (outer) caseDiffers60 pc(s)70 pc(s)
Master (outer) case widthDiffers515 mm473 mm
Master (outer) case lengthDiffers369 mm331 mm
Master (outer) case heightDiffers319 mm440 mm
Harmonized System (HS) codeKnown for one84733020Unknown — not stated by the source

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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