Lenovo 51J0174 keyboard USB Black vs Lenovo 51J0188 keyboard USB Black

Comparison of 51J0174, 51J0188

13 specifications	A Lenovo 51J0174 keyboard USB Black Model 51J0174 View product	B Lenovo 51J0188 keyboard USB Black Model 51J0188 View product
Keyboardidentical
Connectivity technology	Wired	Wired
Device interface	USB	USB
Keyboard number of keys	104	104
Designidentical
Product colour	Black	Black
Featuresidentical
Cable length	2.3 m	2.3 m
Mouseidentical
Mouse included	No	No
System requirementsidentical
Mac operating systems supported	No	No
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)	457 x 185 x 35 mm	457 x 185 x 35 mm
Keyboard weight	1.06 kg	1.06 kg
Other featuresidentical
Compatible operating systems	Windows XP, Windows Vista, Windows 7	Windows XP, Windows Vista, Windows 7
Depth	7.3 in	7.3 in
Height	1.4 in	1.4 in
Width	18 in	18 in

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.