Lenovo ThinkPad Ultra Dock - 170 W vs Lenovo ThinkPad Ultra Dock - 90W

Comparison of ThinkPad Ultra Dock - 170 W, ThinkPad Ultra Dock - 90W

27 specifications	A Lenovo ThinkPad Ultra Dock - 170 WView product	B Lenovo ThinkPad Ultra Dock - 90WView product
Ports & interfacesidentical
Connectivity technology	Docking	Docking
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3	3
HDMI ports quantity	1	1
HDMI versionKnown for one	1.4	—Unknown — not stated by the source
VGA (D-Sub) ports quantity	1	1
DisplayPorts quantity	2	2
DVI-I ports quantity	0	0
DVI-D ports quantity	1	1
Microphone in	No	No
Headphone outputs	0	0
Parallel ports quantity	0	0
Serial ports quantity	0	0
DC-in jack	Yes	Yes
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN (RJ-45) ports	1	1
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Performanceidentical
Product colour	Black	Black
Card reader integrated	No	No
Cable lock slot	Yes	Yes
Brand compatibility	Lenovo	Lenovo
Compatibility	ThinkPad	ThinkPad
Power1 differ
AC input voltage	100-240 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Power consumption (typical)Differs	170 W	90 W
Packaging contentidentical
AC adapter included	Yes	Yes
Quick start guide	Yes	Yes

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.