Verbatim 160GB FireWire/USB vs Verbatim 320GB FireWire/USB

Comparison of 160GB FireWire/USB, 320GB FireWire/USB

11 specifications	A Verbatim 160GB FireWire/USBView product	B Verbatim 320GB FireWire/USBView product
Hard drive1 differ
HDD capacityDiffers	160 GB	320 GB
HDD speed	5400 RPM	5400 RPM
Type	HDD	HDD
Ports & interfacesidentical
Maximum data transfer rate	480 Mbit/s	480 Mbit/s
Poweridentical
External power adapterKnown for one	—Unknown — not stated by the source	Yes
Weight & dimensionsidentical
Weight	164 g	164 g
Other featuresidentical
Internal	No	No
Mac compatibility	Yes	Yes
Minimum system requirements	6-pin FireWire & USB 1.1/2.0	6-pin FireWire & USB 1.1/2.0
Compatible operating systems	Windows 2000, XP, Vista, Mac OS 9x, Mac OS X 10.1	Windows 2000, XP, Vista, Mac OS 9x, Mac OS X 10.1
Dimensions (WxDxH)	86 x 137 x 16 mm	86 x 137 x 16 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.