Product comparison · 2 laptop docks & port replicators

Dell 331-6304 laptop dock/port replicator Docking Black vs Dell 331-7947 laptop dock/port replicator Docking Black

Key differences

USB 2.0 ports quantity
- 331-6304 laptop dock/port replicator Docking Black:3
- 331-7947 laptop dock/port replicator Docking Black:2
DisplayPorts quantity
- 331-6304 laptop dock/port replicator Docking Black:2
- 331-7947 laptop dock/port replicator Docking Black:1
Height
- 331-6304 laptop dock/port replicator Docking Black:63.5 mm
- 331-7947 laptop dock/port replicator Docking Black:53.3 mm

Differences highlightedShow differences only

Comparison of 331-6304, 331-7947
25 specifications	A Dell 331-6304 laptop dock/port replicator Docking Black Model 331-6304 View product	B Dell 331-7947 laptop dock/port replicator Docking Black Model 331-7947 View product
Ports & interfaces2 differ
Connectivity technology	Docking	Docking
USB 2.0 ports quantityDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
HDMI ports quantity	0	0
VGA (D-Sub) ports quantity	1	1
DisplayPorts quantityDiffers	2	1
DVI-D ports quantityKnown for one	2	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
Parallel ports quantity	1	1
Serial ports quantity	1	1
eSATA/USB 2.0 ports quantity	1	1
PS/2 ports quantityKnown for one	Unknown — not stated by the source	2
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN (RJ-45) ports	1	1
Performanceidentical
Product colour	Black	Black
Card reader integrated	No	No
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
CompatibilityKnown for one	Latitude E5440, Latitude E5540, Latitude E6440, Latitude E6540, Latitude E7240, Latitude E7440	Unknown — not stated by the source
Weight & dimensions1 differ
Width	287 mm	287 mm
Depth	170.2 mm	170.2 mm
HeightDiffers	63.5 mm	53.3 mm
Weight	1.04 kg	1.04 kg
Logistics dataidentical
Harmonized System (HS) code	84733020	84733020

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.