Product comparison · 2 laptop docks & port replicators

Dell 331-6304 laptop dock/port replicator Docking Black vs Dell 331-7949 laptop dock/port replicator Docking Black

Key differences

DisplayPorts quantity
- 331-6304 laptop dock/port replicator Docking Black:2
- 331-7949 laptop dock/port replicator Docking Black:1
DVI-D ports quantity
- 331-6304 laptop dock/port replicator Docking Black:2
- 331-7949 laptop dock/port replicator Docking Black:1
Width
- 331-6304 laptop dock/port replicator Docking Black:287 mm
- 331-7949 laptop dock/port replicator Docking Black:201 mm
Depth
- 331-6304 laptop dock/port replicator Docking Black:170.2 mm
- 331-7949 laptop dock/port replicator Docking Black:170 mm
Height
- 331-6304 laptop dock/port replicator Docking Black:63.5 mm
- 331-7949 laptop dock/port replicator Docking Black:53.3 mm
Weight
- 331-6304 laptop dock/port replicator Docking Black:1.04 kg
- 331-7949 laptop dock/port replicator Docking Black:778 g

Differences highlightedShow differences only

Comparison of 331-6304, 331-7949
29 specifications	A Dell 331-6304 laptop dock/port replicator Docking Black Model 331-6304 View product	B Dell 331-7949 laptop dock/port replicator Docking Black Model 331-7949 View product
Ports & interfaces2 differ
DisplayPorts quantityDiffers	2	1
DVI-D ports quantityDiffers	2	1
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
DC-in jackKnown for one	Unknown — not stated by the source	Yes
USB connector typeKnown for one	Unknown — not stated by the source	USB Type-A
Parallel ports quantityKnown for one	1	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Performanceidentical
Optical drive includedKnown for one	Unknown — not stated by the source	No
Brand compatibilityKnown for one	Unknown — not stated by the source	Dell
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
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	130 W
Weight & dimensions4 differ
WidthDiffers	287 mm	201 mm
DepthDiffers	170.2 mm	170 mm
HeightDiffers	63.5 mm	53.3 mm
WeightDiffers	1.04 kg	778 g
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.