Samsung Pleomax SPM-4000 Dolphin Optical Mouse vs Samsung Pleomax SPM-7000 Crystal Optical Mouse

Comparison of Pleomax SPM-4000 Dolphin Optical Mouse, Pleomax SPM-7000 Crystal Optical Mouse

10 specifications	A Samsung Pleomax SPM-4000 Dolphin Optical MouseView product	B Samsung Pleomax SPM-7000 Crystal Optical MouseView product
Mouseidentical
Device interface	USB Type-A + PS/2	USB Type-A + PS/2
Movement detection technology	Optical	Optical
Movement resolution	800 DPI	800 DPI
Buttons quantity	2	2
Scroll	Yes	Yes
Design1 differ
Product colourDiffers	White	Black
Weight & dimensionsidentical
WeightKnown for one	1.8 g	—Unknown — not stated by the source
Other features1 differ
Compatible operating systemsDiffers	Windows 98/Me/2000/XP	-Windows 98/ME/NT/2000/XP. -Mac OS 8.6+.
Mouse dimensions (WxDxH)Known for one	68 x 123 x 38.5 mm	—Unknown — not stated by the source
Ergonomicsidentical
Cable lengthKnown for one	—Unknown — not stated by the source	1.5 m

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.