Seagate FreeAgent Pro 320GB vs Seagate FreeAgent Pro 750-GB

Comparison of FreeAgent Pro 320GB, FreeAgent Pro 750-GB

23 specifications	A Seagate FreeAgent Pro 320GBView product	B Seagate FreeAgent Pro 750-GBView product
Hard drive1 differ
HDD capacityDiffers	320 GB	750 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	3.5"	—Unknown — not stated by the source
Type	HDD	HDD
Ports & interfacesidentical
Maximum data transfer rate	3000 Mbit/s	3000 Mbit/s
eSATA	Yes	Yes
FireWire 400	Yes	Yes
Featuresidentical
Product colour	Black	Black
Weight & dimensionsidentical
WidthKnown for one	160.2 mm	—Unknown — not stated by the source
DepthKnown for one	35.6 mm	—Unknown — not stated by the source
HeightKnown for one	190.5 mm	—Unknown — not stated by the source
Weight	900 g	900 g
Other features1 differ
Bytes per sectorKnown for one	512	—Unknown — not stated by the source
Internal	No	No
Mac compatibility	Yes	Yes
Package dimensions (WxDxH)	254 x 127 x 254 mm	254 x 127 x 254 mm
Package weight	1560 kg	1560 kg
Quick start guide	Yes	Yes
USB 2.0 ports quantity	1	1
USB cable	USB	USB
Compatible operating systemsDiffers	Windows Vista Windows 2000 Professional Windows XP Professional Windows XP Home Edition Mac OS X 10.3.9 + Mac OS X 10.4.6 +	Windows XP Home, Professional Edition, Windows 2000 Pro Mac OSx 10.3, 10.4
FireWire cable	Yes	Yes
Dimensions (WxDxH)Known for one	—Unknown — not stated by the source	35.56 x 160.2 x 190.5 mm

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.