Product comparison · 2 usb graphics adapters

i-tec USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter vs StarTech.com 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K

19specifications compared
15differ
4identical
25known for one product only

Key differences

The StarTech.com 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K has 1 more displays supported than the i-tec USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter (3 vs 2). The StarTech.com 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K 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 27 mm more width than the StarTech.com 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K (70 mm vs 43 mm). Only the StarTech.com 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K has HDMI output. Only the i-tec USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter has DisplayPort output.

HDMI output
- USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter:No
- 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K:Yes
DisplayPort output
- USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter:Yes
- 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K:No
Number of displays supported
- USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter:2
- 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K:3
Maximum resolution
- USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter:7680 x 4320 pixels
- 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K:3840 x 2160 pixels
Refresh rate at maximum resolution
- USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter:30 Hz
- 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K:60 Hz
Product colour
- USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter:Black
- 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K:Grey
Width
- USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter:70 mm
- 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K:43 mm
Depth
- USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter:60 mm
- 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K:105 mm

Side by side

Differences highlightedShow differences only

Comparison of C31DUAL4K60DP, MST14CD123HD
44 specifications	A i-tec USB-C Dual 4K/60Hz (single 8K/30Hz) DP Video Adapter Model C31DUAL4K60DP View product	B StarTech.com 3-Port USB-C Multi-Monitor Adapter, USB Type-C to 3x HDMI MST Hub, Triple 4K Model MST14CD123HD View product
Performance5 differ
USB connector type	USB Type-C	USB Type-C
USB connector gender	Male	Male
USB connector form factorKnown for one	Unknown — not stated by the source	Straight
DVI output	No	No
HDMI outputDiffers	No	Yes
DisplayPort outputDiffers	Yes	No
High Dynamic Range (HDR) supportedKnown for one	Unknown — not stated by the source	Yes
Number of displays supportedDiffers	2	3
HDMI ports quantityKnown for one	Unknown — not stated by the source	3
HDMI versionKnown for one	Unknown — not stated by the source	2.0
HDCPKnown for one	Unknown — not stated by the source	Yes
HDCP versionKnown for one	Unknown — not stated by the source	2.2
Maximum resolutionDiffers	7680 x 4320 pixels	3840 x 2160 pixels
Refresh rate at maximum resolutionDiffers	30 Hz	60 Hz
Audio output channelsKnown for one	Unknown — not stated by the source	2.0 channels
ChipsetKnown for one	Unknown — not stated by the source	Synaptics VMM5310
USB versionKnown for one	2.0	Unknown — not stated by the source
DisplayPorts quantityKnown for one	2	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	Grey
Housing materialKnown for one	Unknown — not stated by the source	Plastic
System requirements1 differ
Windows operating systems supportedDiffers	Yes	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 x64
Mac operating systems supportedKnown for one	Yes	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	Android, ChromeOS	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	70 mm	43 mm
DepthDiffers	60 mm	105 mm
HeightDiffers	15 mm	14 mm
WeightDiffers	53 g	72 g
USB cable length	0.3 m	0.3 m
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	0 - 85%
Packaging data4 differ
Package widthDiffers	180 mm	145 mm
Package depthDiffers	130 mm	174 mm
Package heightDiffers	25 mm	32 mm
Package weightDiffers	131 g	124 g
Package typeKnown for one	Box	Unknown — not stated by the source
Technical detailsidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	CE, RoHS
Sustainability complianceKnown for one	Unknown — not stated by the source	Yes
Logistics dataidentical
Products per master (outer) caseKnown for one	Unknown — not stated by the source	70 pc(s)
Master (outer) case widthKnown for one	Unknown — not stated by the source	473 mm
Master (outer) case lengthKnown for one	Unknown — not stated by the source	331 mm
Master (outer) case heightKnown for one	Unknown — not stated by the source	440 mm
Packaging contentidentical
ManualKnown for one	Yes	Unknown — 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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