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-HDMI Adapter - USB-C or A to 2x HDMI - 4K

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  • 31specifications compared
  • 17differ
  • 14identical
  • 16known for one product only

Key differences

  • 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-HDMI Adapter - USB-C or A to 2x HDMI - 4K:USB Type-C
  • Audio output channels
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:2.0 channels
    • USB-C to Dual-HDMI Adapter - USB-C or A to 2x HDMI - 4K:5.1 channels
  • Chipset
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:Silicon Motion - SM768
    • USB-C to Dual-HDMI Adapter - USB-C or A to 2x HDMI - 4K:DisplayLink - DL6950
  • USB cable length
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:0.183 m
    • USB-C to Dual-HDMI Adapter - USB-C or A to 2x HDMI - 4K: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-HDMI Adapter - USB-C or A to 2x HDMI - 4K:-20 - 70 °C
  • Operating relative humidity (H-H)
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:5 - 90%
    • USB-C to Dual-HDMI Adapter - USB-C or A to 2x HDMI - 4K:20 - 80%
  • Package width
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:157 mm
    • USB-C to Dual-HDMI Adapter - USB-C or A to 2x HDMI - 4K:174 mm
  • Package depth
    • USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:126 mm
    • USB-C to Dual-HDMI Adapter - USB-C or A to 2x HDMI - 4K:143 mm

Side by side

Differences highlightedShow differences only (on)
Comparison of 107B-USB-HDMI-2, 109B-USBC-HDMI
47 specifications
Performance4 differ
USB connector typeDiffersUSB Type-A, USB Type-CUSB Type-C
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
Refresh rate at maximum resolutionKnown for one30 HzUnknown — not stated by the source
Supported graphics resolutionsDiffers3840 x 2160, 2560 x 1400, 1920 x 1080 (HD 1080), 1600 x 900, 1280 x 720 (HD 720)1280 x 720 (HD 720), 1920 x 1080 (HD 1080), 2560 x 1440, 3840 x 2160
Audio output channelsDiffers2.0 channels5.1 channels
ChipsetDiffersSilicon Motion - SM768DisplayLink - DL6950
DVI outputKnown for oneUnknown — not stated by the sourceNo
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for oneUnknown — not stated by the source1
USB Power Delivery (USB PD)Known for oneUnknown — not stated by the sourceYes
System requirements2 differ
Mac operating systems supportedDiffersMac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 15.0 Sequoia, Mac OS 26 TahoeMac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura
Linux operating systems supportedDiffersYesUbuntu 18.04 LTS, Ubuntu 20.04 LTS
Weight & dimensions1 differ
WidthKnown for one52.8 mmUnknown — not stated by the source
DepthKnown for one100 mmUnknown — not stated by the source
HeightKnown for one11 mmUnknown — not stated by the source
WeightKnown for one66 gUnknown — not stated by the source
USB cable lengthDiffers0.183 m0.3 m
Operational conditions2 differ
Storage temperature (T-T)Differs-10 - 70 °C-20 - 70 °C
Operating relative humidity (H-H)Differs5 - 90%20 - 80%
Packaging data4 differ
Package widthDiffers157 mm174 mm
Package depthDiffers126 mm143 mm
Package heightDiffers19 mm30 mm
Package weightDiffers75 g180 g
Packaging contentidentical
Interface adapters includedKnown for oneUnknown — not stated by the sourceUSB Type-A male - USB Type-C female
Technical details1 differ
Compliance certificatesDiffersRoHSCE, RoHS
Sustainability complianceKnown for oneUnknown — not stated by the sourceYes
Logistics data3 differ
Master (outer) case widthDiffers430 mm360 mm
Master (outer) case lengthDiffers340 mm337 mm
Master (outer) case heightDiffers150 mm328 mm
Designidentical
Product colourKnown for oneUnknown — not stated by the sourceGrey
Housing materialKnown for oneUnknown — not stated by the sourceAluminium, Plastic
Integrated USB cableKnown for oneUnknown — not stated by the sourceYes

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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