BenQ P620 Optical Mouse vs Kensington Ci75m Wireless Portable Mouse

Comparison of P620 Optical Mouse, Ci75m Wireless Portable Mouse

12 specifications	A BenQ P620 Optical MouseView product	B Kensington Ci75m Wireless Portable MouseView product
Mouse1 differ
Device interface	RF Wireless	RF Wireless
Movement detection technology	Optical	Optical
Movement resolution	1000 DPI	1000 DPI
Buttons quantityDiffers	3	2
Scroll	Yes	Yes
Frequency bandKnown for one	0.027 GHz	—Unknown — not stated by the source
Designidentical
Product colourKnown for one	Black	—Unknown — not stated by the source
Ergonomicsidentical
Wireless rangeKnown for one	1 m	—Unknown — not stated by the source
System requirementsidentical
Mac operating systems supportedKnown for one	No	—Unknown — not stated by the source
Other featuresidentical
Compatible operating systemsKnown for one	Windows 98SE/2000/Me/XP/Vista	—Unknown — not stated by the source
Mouse dimensions (WxDxH)Known for one	98 x 55 x 38 mm	—Unknown — not stated by the source
Poweridentical
Number of batteries supportedKnown for one	—Unknown — not stated by the source	2

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.