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Product comparison · 2 laptop docks & port replicators

StarTech.com USB-C & USB-A Dock - Dual Monitor 4K vs StarTech.com Thunderbolt 3 PCIe Expansion Chassis, External Enclosure with One PCI Express Slot, PCIe Box for Laptops/Desktops/All-In-Ones, 5K/4K Output Via TB3

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  • 46specifications compared
  • 34differ
  • 12identical
  • 29known for one product only

Key differences

  • HDMI ports quantity
    • 2
    • 0
  • DisplayPorts quantity
    • 2
    • 1
  • Ethernet LAN
    • Yes
    • No
  • Ethernet LAN (RJ-45) ports
    • 1
    • 0
  • Product colour
    • Black, Silver
    • Black
  • Data transfer rate
    • 5 Gbit/s
    • 40 Gbit/s
  • Housing material
    • Aluminium, Plastic
    • Aluminium, Steel
  • Power source type
    • AC
    • DC

Side by side

Differences highlightedShow differences only
75 specifications
A

StarTech.com

USB-C & USB-A Dock - Dual Monitor 4K

Model DK30A2DH

View product
B

StarTech.com

Thunderbolt 3 PCIe Expansion Chassis, External Enclosure with One PCI Express Slot, PCIe Box for Laptops/Desktops/All-In-Ones, 5K/4K Output Via TB3

Model TB31PCIEX16

View product
Ports & interfaces3 differ
Connectivity technologyWiredWired
Host interfaceDiffersUSB 3.2 Gen 1 (3.1 Gen 1) Type-CThunderbolt 3
USB 2.0 ports quantity00
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one6
HDMI ports quantityDiffers20
DisplayPorts quantityDiffers21
Microphone inKnown for oneYes
Combo headphone/mic portKnown for oneNo
Headphone outputsKnown for one1
Headphone connectivityKnown for one3.5 mm
DC-in jackYesYes
Thunderbolt 3 ports quantityKnown for one2
Network2 differ
Ethernet LANDiffersYesNo
Ethernet LAN (RJ-45) portsDiffers10
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Networking standardsKnown for oneIEEE 802.3, IEEE 802.3ab, IEEE 802.3u
10G supportKnown for oneNo
Auto MDI/MDI-XKnown for oneYes
Full duplexKnown for oneYes
Performance3 differ
Product colourDiffersBlack, SilverBlack
Card reader integratedNoNo
Data transfer rateDiffers5 Gbit/s40 Gbit/s
Maximum digital resolutionKnown for one4096 x 2160 pixels
Number of displays supportedKnown for one2
On/off switchKnown for oneYes
Housing materialDiffersAluminium, PlasticAluminium, Steel
LED indicatorsPowerPower
UASP supportKnown for oneYes
Brand compatibilityKnown for oneAny brand
CertificationKnown for oneCE, FCC, REACH
Rubber feetKnown for oneYes
Power5 differ
Power source typeDiffersACDC
AC input voltage100 - 240 V100 - 240 V
Input currentDiffers1 A2 A
Output currentDiffers2 A5.417 A
Output voltageDiffers20 V12 V
Power consumption (typical)Differs40 W65 W
Power plug typeType NType N
Compatible power plug typesAU, EU, JP, UK, USAU, EU, JP, UK, US
Wireless chargingKnown for oneNo
Software2 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 Pro, Windows 10 Pro x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7Windows 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 Ent
Mac compatibilityYesYes
Mac operating systems supportedDiffersMac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.14 Mojave, Mac OS X 13.0 VenturaMac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura
Operational conditions3 differ
Operating temperature (T-T)Differs0 - 40 °C5 - 35 °C
Storage temperature (T-T)Differs-10 - 70 °C-20 - 50 °C
Operating relative humidity (H-H)Differs10 - 90%20 - 80%
Weight & dimensions4 differ
WidthDiffers87 mm142 mm
DepthDiffers226 mm280 mm
HeightDiffers28 mm82 mm
WeightDiffers301 g1.6 kg
Packaging data4 differ
Package widthDiffers130 mm471 mm
Package depthDiffers318 mm239 mm
Package heightDiffers52 mm94 mm
Package weightDiffers900 g3.1 kg
Packaging content1 differ
AC adapter includedYesYes
Cables includedDiffersUSB Type-A to USB Type-C, USB Type-CThunderbolt
Quick start guideYesYes
Technical details1 differ
Compliance certificatesDiffersRoHSCE, RoHS
Logistics data4 differ
Harmonized System (HS) code8473302084733020
Master (outer) case heightDiffers305 mm331 mm
Master (outer) case lengthDiffers325 mm384 mm
Master (outer) case widthDiffers325 mm467 mm
Products per master (outer) caseDiffers10 pc(s)3 pc(s)
Other features2 differ
Cable lengthDiffers0.152 m0.5 m
ChipsetDiffersDisplayLink - DL-6950, VIA/VLI - VL813Intel - Alpine Ridge DSL6540
Number of microphone inputsKnown for one1
USB data transfer ratesKnown for one12,480,5000 Mbit/s
Maximum port bandwidthKnown for one3.94 GB/s
Coolingidentical
Built-in fanKnown for oneYes
Number of fansKnown for one1 fan(s)
Bearing typeKnown for oneSleeve bearing
Fan diameterKnown for one6 cm
Noise levelKnown for one24.55 dB
Maximum airflowKnown for one14.06 cfm
Sustainabilityidentical
Sustainability complianceKnown for oneYes

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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