Iomega 320GB Hi-Speed USB 2.0 vs Iomega 320GB Portable Hard Drive

Comparison of 320GB Hi-Speed USB 2.0, 320GB Portable Hard Drive

24 specifications	A Iomega 320GB Hi-Speed USB 2.0View product	B Iomega 320GB Portable Hard DriveView product
Hard driveidentical
HDD capacity	320 GB	320 GB
HDD speed	5400 RPM	5400 RPM
HDD sizeKnown for one	2.5"	—Unknown — not stated by the source
Type	HDD	HDD
Storage drive buffer sizeKnown for one	8 MB	—Unknown — not stated by the source
Ports & interfacesidentical
Maximum data transfer rateKnown for one	480 Mbit/s	—Unknown — not stated by the source
USB connectorKnown for one	—Unknown — not stated by the source	USB
USB versionKnown for one	—Unknown — not stated by the source	2.0
Features1 differ
Product colourDiffers	Silver	Red
Plug and PlayKnown for one	Yes	—Unknown — not stated by the source
Poweridentical
Bus poweredKnown for one	USB	—Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	74.4 mm	—Unknown — not stated by the source
DepthKnown for one	128.9 mm	—Unknown — not stated by the source
HeightKnown for one	12.7 mm	—Unknown — not stated by the source
WeightKnown for one	170 g	—Unknown — not stated by the source
Other features1 differ
Internal	No	No
Mac compatibility	Yes	Yes
Minimum RAM	256 MB	256 MB
Minimum processorKnown for one	Pentium II, G3	—Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	—Unknown — not stated by the source
USB required	Yes	Yes
Compatible operating systemsDiffers	Microsoft Windows 2000 Professional / XP Home / XP Professional / XP Professional 64 / Windows Vista Mac OS X +	Microsoft Windows Vista / 2000 Professional / XP Home / XP Professional / XP Professional x64; Mac OS X 10.1.5 /+
Dimensions (W x D x H) (imperial)Known for one	—Unknown — not stated by the source	88.9 x 19.1 x 133.3 mm (3.5 x 0.75 x 5.25")
Weight (imperial)Known for one	—Unknown — not stated by the source	0.218 kg (0.48 lbs)

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.