Product comparison · 2 external hard drives

Iomega 500GB USB 2.0 vs Seagate FreeAgent Desk 640Gb

Key differences

Differences highlightedShow differences only

Comparison of 500GB USB 2.0, FreeAgent Desk 640Gb
23 specifications	A Iomega 500GB USB 2.0 View product	B Seagate FreeAgent Desk 640Gb View product
Hard drive4 differ
HDD capacityDiffers	500 GB	640 GB
HDD speedDiffers	5400 RPM	7200 RPM
HDD sizeDiffers	2.5"	3.5"
Storage drive buffer sizeDiffers	8 MB	16 MB
Ports & interfacesidentical
USB connectorKnown for one	USB	Unknown — not stated by the source
USB versionKnown for one	2.0	Unknown — not stated by the source
USB data transfer ratesKnown for one	480 Mbit/s	Unknown — not stated by the source
Featuresidentical
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Bus poweredKnown for one	USB	Unknown — not stated by the source
External power adapterKnown for one	No	Unknown — not stated by the source
Other features1 differ
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source
Mac compatibilityDiffers	Yes	No
Minimum RAMKnown for one	256 MB	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 2000 Pro / XP Home / XP Pro/XP Pro x64 / Vista	Unknown — not stated by the source
Minimum system requirementsKnown for one	Unknown — not stated by the source	Windows Vista Home Basic, Home Premium, Ultimate, Business SP 1, XP Home, Professional, Media Center SP 2, XP, Vista
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	175 x 172 x 33.7 mm
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	1 kg

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.