Product comparison · 2 laptop docks & port replicators

Lenovo 45N6684 laptop dock/port replicator vs Lenovo ThinkPad UltraBase Series 3

Key differences

USB 2.0 ports quantity
- 45N6684 laptop dock/port replicator:6
- ThinkPad UltraBase Series 3:4
Width
- 45N6684 laptop dock/port replicator:14 in
- ThinkPad UltraBase Series 3:304 mm
Depth
- 45N6684 laptop dock/port replicator:7.8 in
- ThinkPad UltraBase Series 3:230.9 mm
Height
- 45N6684 laptop dock/port replicator:2.2 in
- ThinkPad UltraBase Series 3:32 mm
Weight
- 45N6684 laptop dock/port replicator:900 g
- ThinkPad UltraBase Series 3:630 g
Dimensions (WxDxH)
- 45N6684 laptop dock/port replicator:345 x 198 x 55 mm
- ThinkPad UltraBase Series 3:304 x 230.9 x 32 mm

Differences highlightedShow differences only

Comparison of 45N6684, ThinkPad UltraBase Series 3
20 specifications	A Lenovo 45N6684 laptop dock/port replicator Model 45N6684 View product	B Lenovo ThinkPad UltraBase Series 3 View product
Ports & interfaces1 differ
Connectivity technologyKnown for one	Unknown — not stated by the source	Docking
USB 2.0 ports quantityDiffers	6	4
VGA (D-Sub) ports quantity	1	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Microphone in	Yes	Yes
Headphone outputs	1	1
Networkidentical
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN (RJ-45) ports	1	1
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Performance1 differ
Product colourKnown for one	Unknown — not stated by the source	Black
Card reader integratedKnown for one	Unknown — not stated by the source	No
CompatibilityDiffers	ThinkPad L412, L512, L420, L520 ThinkPad T400s, T410, T410i, T410s, T410si, T420, T420i, T420s, T420si, T510, T510i ThinkPad T520, T520i (Dual Core Models only) ThinkPad X220	ThinkPad X220, X220t, X220 Tablet, X230, X230 Tablet
Weight & dimensions4 differ
WidthDiffers	14 in	304 mm
DepthDiffers	7.8 in	230.9 mm
HeightDiffers	2.2 in	32 mm
WeightDiffers	900 g	630 g
Other features1 differ
Dimensions (WxDxH)Differs	345 x 198 x 55 mm	304 x 230.9 x 32 mm
DVI portKnown for one	Yes	Unknown — not stated by the source
InterfaceKnown for one	docking connector	Unknown — not stated by the source
I/O portsKnown for one	1 x DisplayPort	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.