Product comparison · 2 external hard drives

Seagate FreeAgent Pro 320 GB, USB 2.0/eSATA vs Seagate FreeAgent™ Pro 500-GB USB 2.0 / eSATA

8specifications compared
3differ
5identical
15known for one product only

Key differences

HDD capacity
- FreeAgent Pro 320 GB, USB 2.0/eSATA:320 GB
- FreeAgent™ Pro 500-GB USB 2.0 / eSATA:500 GB
Dimensions (WxDxH)
- FreeAgent Pro 320 GB, USB 2.0/eSATA:160 x 35.5 x 190.5 mm
- FreeAgent™ Pro 500-GB USB 2.0 / eSATA:190.5 x 160.2 x 35.56 mm

Side by side

Differences highlightedShow differences only

Comparison of FreeAgent Pro 320 GB, USB 2.0/eSATA, FreeAgent™ Pro 500-GB USB 2.0 / eSATA
23 specifications	A Seagate FreeAgent Pro 320 GB, USB 2.0/eSATA View product	B Seagate FreeAgent™ Pro 500-GB USB 2.0 / eSATA View product
Hard drive1 differ
HDD capacityDiffers	320 GB	500 GB
HDD speed	7200 RPM	7200 RPM
Type	HDD	HDD
InterfaceKnown for one	Unknown — not stated by the source	Serial ATA
Ports & interfacesidentical
Maximum data transfer rateKnown for one	480 Mbit/s	Unknown — not stated by the source
USB connectorKnown for one	USB	Unknown — not stated by the source
USB versionKnown for one	2.0	Unknown — not stated by the source
eSATAKnown for one	Yes	Unknown — not stated by the source
Poweridentical
External power adapterKnown for one	Yes	Unknown — not stated by the source
Bus poweredKnown for one	Unknown — not stated by the source	USB
Other features2 differ
Data transfer rate	3 Gbit/s	3 Gbit/s
Internal	No	No
Mac compatibility	Yes	Yes
Quick start guideKnown for one	Yes	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
USB cableKnown for one	USB	Unknown — not stated by the source
Compatible operating systemsDiffers	Windows Vista, Windows XP Home, or Professional Edition, or Windows 2000 Pro, OS X 10.3.9	Windows Vista, Windows 2000 Professional, XP Professional, XP Home Edition. OS X 10.3.9 OS X 10.4.6
Dimensions (WxDxH)Differs	160 x 35.5 x 190.5 mm	190.5 x 160.2 x 35.56 mm
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	254 x 254 x 127 mm
Dimensions (W x D x H) (imperial)Known for one	Unknown — not stated by the source	190.5 x 160 x 35.6 mm (7.5 x 6.3 x 1.4")
Featuresidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	900 g

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.

More external hard drive comparisons

All external hard drive comparisons