Product comparison · 2 laptop docks & port replicators

Lenovo 04W3948 laptop dock/port replicator Docking Black vs Lenovo 04W3949 laptop dock/port replicator Docking Black

Key differences

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- 04W3948 laptop dock/port replicator Docking Black:3
- 04W3949 laptop dock/port replicator Docking Black:1
Operating temperature (T-T)
- 04W3948 laptop dock/port replicator Docking Black:5 - 43 °C
- 04W3949 laptop dock/port replicator Docking Black:-20 - 60 °C
Operating relative humidity (H-H)
- 04W3948 laptop dock/port replicator Docking Black:8 - 95%
- 04W3949 laptop dock/port replicator Docking Black:5 - 95%
Weight
- 04W3948 laptop dock/port replicator Docking Black:910 g
- 04W3949 laptop dock/port replicator Docking Black:820 g

Differences highlightedShow differences only

Comparison of 04W3948, 04W3949
29 specifications	A Lenovo 04W3948 laptop dock/port replicator Docking Black Model 04W3948 View product	B Lenovo 04W3949 laptop dock/port replicator Docking Black Model 04W3949 View product
Ports & interfaces1 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	1
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DVI-D ports quantityKnown for one	1	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Performance2 differ
CompatibilityDiffers	T440, T440s, L540, T440p, T540p, L450, L540, L440, X240, X250, T450s	T450, T450s, T540p, T440p, T440, T440s, L450, L540, L440, X250, X240
CertificationDiffers	CB, CE,UL, FCC, EC-DoC, sDOC, NOM, GOST, UkrSEPRO, AS/NZS DoC, VCCI, BSMI, KC	EC DOC/S-DOC, CB, CE, UL, FCC, AS/NZS S-DOC, VCCI, BSMI, KCC, NOM, GOST, UkrSEPRO
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 43 °C	-20 - 60 °C
Operating relative humidity (H-H)Differs	8 - 95%	5 - 95%
Weight & dimensions1 differ
WeightDiffers	910 g	820 g
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84733020	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.