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Product comparison · 2 laptop docks & port replicators

Lenovo 04W3947 laptop dock/port replicator Docking Black vs Lenovo 04W3948 laptop dock/port replicator Docking Black

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  • 26specifications compared
  • 6differ
  • 20identical
  • 5known for one product only

Key differences

  • HDMI ports quantity
    • 1
    • 0
  • DisplayPorts quantity
    • 2
    • 1
  • Operating temperature (T-T)
    • -20 - 43 °C
    • 5 - 43 °C
  • Weight
    • 920 g
    • 910 g

Side by side

Differences highlightedShow differences only
31 specifications
A

Lenovo

04W3947 laptop dock/port replicator Docking Black

Model 04W3947

View product
B

Lenovo

04W3948 laptop dock/port replicator Docking Black

Model 04W3948

View product
Ports & interfaces2 differ
Connectivity technologyDockingDocking
USB 2.0 ports quantity33
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity33
HDMI ports quantityDiffers10
HDMI versionKnown for one1.4
VGA (D-Sub) ports quantity11
DisplayPorts quantityDiffers21
DVI-D ports quantity11
Microphone inNoNo
Combo headphone/mic portYesYes
Headphone outputs00
Networkidentical
Ethernet LANYesYes
Ethernet LAN (RJ-45) ports11
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Performance2 differ
Product colourBlackBlack
Card reader integratedNoNo
Charging functionYesYes
CompatibilityDiffersThinkPad T440, T440s, T440p, T540p, T450, T450s, X240, X250, L450, L540, L440T440, T440s, L540, T440p, T540p, L450, L540, L440, X240, X250, T450s
CertificationDiffersEC DOC/S-DOC, CB, CE, UL, FCC, AS/NZS S-DOC, VCCI, BSMI, KCC, NOM, GOST, UkrSEPROCB, CE,UL, FCC, EC-DoC, sDOC, NOM, GOST, UkrSEPRO, AS/NZS DoC, VCCI, BSMI, KC
Cable lock slotKnown for oneYes
Brand compatibilityKnown for oneLenovo
Operational conditions1 differ
Operating temperature (T-T)Differs-20 - 43 °C5 - 43 °C
Storage temperature (T-T)Known for one-20 - 60 °C
Operating relative humidity (H-H)8 - 95%8 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Weight & dimensions1 differ
Width345 mm345 mm
Depth162.5 mm162.5 mm
Height55.6 mm55.6 mm
WeightDiffers920 g910 g
Packaging contentidentical
AC adapter includedYesYes
Logistics dataidentical
Harmonized System (HS) code8473302084733020

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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