Seagate FreeAgent™ Desktop 250-GB USB 2.0 vs Seagate FreeAgent™ Desktop 500-GB USB 2.0

Comparison of FreeAgent™ Desktop 250-GB USB 2.0, FreeAgent™ Desktop 500-GB USB 2.0

17 specifications	A Seagate FreeAgent™ Desktop 250-GB USB 2.0View product	B Seagate FreeAgent™ Desktop 500-GB USB 2.0View product
Hard drive1 differ
HDD capacityDiffers	250 GB	500 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Type	HDD	HDD
Featuresidentical
Product colour	Black	Black
Plug and Play	Yes	Yes
Poweridentical
External power adapterKnown for one	—Unknown — not stated by the source	Yes
Bus poweredKnown for one	USB	—Unknown — not stated by the source
Weight & dimensionsidentical
Weight	900 g	900 g
Other featuresidentical
Internal	No	No
Mac compatibility	Yes	Yes
Minimum processor	Intel Core Duo/Core Solo	Intel Core Duo/Core Solo
Package dimensions (WxDxH)	254 x 254 x 127 mm	254 x 254 x 127 mm
USB 2.0 ports quantityKnown for one	—Unknown — not stated by the source	1
Compatible operating systems	Windows Vista, XP Home/Professional Edition OS X 10.3.9/OS X 10.4.6	Windows Vista, XP Home/Professional Edition OS X 10.3.9/OS X 10.4.6
Dimensions (WxDxH)	190 x 40 x 162 mm	190 x 40 x 162 mm
Dimensions (W x D x H) (imperial)	190.5 x 40.6 x 162.6 mm (7.5 x 1.6 x 6.4")	190.5 x 40.6 x 162.6 mm (7.5 x 1.6 x 6.4")

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.