Product comparison · 2 laptop docks & port replicators

Lenovo GX91M73945 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Black vs Lenovo GX91M73946 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Grey

Key differences

Ethernet LAN
- GX91M73945 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Black:No
- GX91M73946 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Grey:Yes
Product colour
- GX91M73945 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Black:Black
- GX91M73946 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Grey:Grey
Card reader integrated
- GX91M73945 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Black:No
- GX91M73946 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Grey:Yes
Width
- GX91M73945 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Black:93 mm
- GX91M73946 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Grey:110 mm
Depth
- GX91M73945 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Black:53 mm
- GX91M73946 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Grey:52 mm
Weight
- GX91M73945 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Black:74 g
- GX91M73946 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Grey:135 g
Package weight
- GX91M73945 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Black:109 g
- GX91M73946 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Grey:172 g

Differences highlightedShow differences only

Comparison of GX91M73945, GX91M73946
29 specifications	A Lenovo GX91M73945 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Black Model GX91M73945 View product	B Lenovo GX91M73946 laptop dock/port replicator Wired USB 3.2 Gen 1 (3.1 Gen 1) Type-C Grey Model GX91M73946 View product
Ports & interfacesidentical
Connectivity technology	Wired	Wired
Host interface	USB 3.2 Gen 1 (3.1 Gen 1) Type-C	USB 3.2 Gen 1 (3.1 Gen 1) Type-C
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3	3
HDMI ports quantity	1	1
VGA (D-Sub) ports quantity	1	1
Microphone in	No	No
Headphone outputs	0	0
Network1 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Performance2 differ
Product colourDiffers	Black	Grey
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MicroSD (TransFlash), SD
HD type	4K Ultra HD	4K Ultra HD
Maximum refresh rate	30 Hz	30 Hz
Certification	CB, CE	CB, CE
Poweridentical
Power source type	USB	USB
Power supply	100 W	100 W
Power connectorKnown for one	USB Type-C	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	20 - 90%	20 - 90%
Weight & dimensions3 differ
WidthDiffers	93 mm	110 mm
DepthDiffers	53 mm	52 mm
Height	14 mm	14 mm
WeightDiffers	74 g	135 g
Packaging data1 differ
Package width	142 mm	142 mm
Package depth	82 mm	82 mm
Package height	23 mm	23 mm
Package weightDiffers	109 g	172 g

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.