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 VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib

25specifications compared
21differ
4identical
19known 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 StarTech.com USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib (2 vs 1). The StarTech.com USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib 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 to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz has 14.8 mm more width than the StarTech.com USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib (52.8 mm vs 38 mm). Only the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz has HDMI output. 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 StarTech.com USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib.

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 VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib:USB Type-C
HDMI output
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:Yes
- USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib:No
Number of displays supported
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:2
- USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib:1
Maximum resolution
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:3840 x 2160 pixels
- USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib:1920 x 1200 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 VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib:60 Hz
Width
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:52.8 mm
- USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib:38 mm
Depth
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:100 mm
- USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib:390 mm
Height
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:11 mm
- USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib:16 mm

Side by side

Differences highlightedShow differences only

Comparison of 107B-USB-HDMI-2, CDP2VGAEC
44 specifications	A StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz Model 107B-USB-HDMI-2 View product	B StarTech.com USB C to VGA Adapter - 1080p USB Type-C to VGA Adapter Dongle - USB-C (DP Alt Mode) to VGA Monitor/Display Video Converter - Thunderbolt 3 Compatib Model CDP2VGAEC View product
Performance5 differ
USB versionKnown for one	3.2 Gen 1 (3.1 Gen 1)	Unknown — not stated by the source
USB connector typeDiffers	USB Type-A, USB Type-C	USB Type-C
USB connector gender	Male	Male
USB connector form factor	Straight	Straight
HDMI outputDiffers	Yes	No
DisplayPort output	No	No
Number of displays supportedDiffers	2	1
HDMI ports quantityKnown for one	2	Unknown — not stated by the source
HDMI versionKnown for one	1.4	Unknown — not stated by the source
Internal memoryKnown for one	8192 MB	Unknown — not stated by the source
Internal memory typeKnown for one	DDR3	Unknown — not stated by the source
Maximum resolutionDiffers	3840 x 2160 pixels	1920 x 1200 pixels
Refresh rate at maximum resolutionDiffers	30 Hz	60 Hz
Supported graphics resolutionsKnown for one	3840 x 2160, 2560 x 1400, 1920 x 1080 (HD 1080), 1600 x 900, 1280 x 720 (HD 720)	Unknown — not stated by the source
Audio output channelsKnown for one	2.0 channels	Unknown — not stated by the source
ChipsetKnown for one	Silicon Motion - SM768	Unknown — not stated by the source
DVI outputKnown for one	Unknown — not stated by the source	No
VGA (D-Sub) outputKnown for one	Unknown — not stated by the source	Yes
System requirementsidentical
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Windows 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 Enterprise, Windows 11 Enterp	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 15.0 Sequoia, Mac OS 26 Tahoe	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Other operating systems supportedKnown for one	ChromeOS	Unknown — not stated by the source
Weight & dimensions5 differ
WidthDiffers	52.8 mm	38 mm
DepthDiffers	100 mm	390 mm
HeightDiffers	11 mm	16 mm
WeightDiffers	66 g	29 g
USB cable lengthDiffers	0.183 m	0.3 m
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 45 °C
Storage temperature (T-T)	-10 - 70 °C	-10 - 70 °C
Operating relative humidity (H-H)Differs	5 - 90%	10 - 85%
Packaging data4 differ
Package widthDiffers	157 mm	175 mm
Package depthDiffers	126 mm	125 mm
Package heightDiffers	19 mm	17 mm
Package weightDiffers	75 g	27 g
Packaging contentidentical
Quick installation guideKnown for one	Yes	Unknown — not stated by the source
Technical details1 differ
Compliance certificatesDiffers	RoHS	CE, RoHS
Logistics data4 differ
Products per master (outer) caseDiffers	40 pc(s)	200 pc(s)
Master (outer) case widthDiffers	430 mm	520 mm
Master (outer) case lengthDiffers	340 mm	336 mm
Master (outer) case heightDiffers	150 mm	218 mm
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020
Designidentical
Product colourKnown for one	Unknown — not stated by the source	White
Integrated USB cableKnown for one	Unknown — not stated by the source	Yes

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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