Product comparison · 2 external hard drives

Iomega 2TB Mac Companion vs Iomega 500GB Helium

Key differences

Differences highlightedShow differences only

Comparison of 2TB Mac Companion, 500GB Helium
25 specifications	A Iomega 2TB Mac Companion View product	B Iomega 500GB Helium View product
Hard drive2 differ
HDD capacityDiffers	2 TB	500 GB
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD sizeDiffers	3.5"	2.5"
Ports & interfacesidentical
FireWire 400Known for one	Yes	Unknown — not stated by the source
FireWire 800Known for one	Yes	Unknown — not stated by the source
Features1 differ
Product colourDiffers	Black, Silver	Silver
Housing materialKnown for one	Unknown — not stated by the source	Aluminium
Poweridentical
External power adapterKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	2.06 kg	231 g
WidthKnown for one	Unknown — not stated by the source	77 mm
DepthKnown for one	Unknown — not stated by the source	120 mm
HeightKnown for one	Unknown — not stated by the source	15 mm
Packaging dataidentical
Cables includedKnown for one	FireWire, USB	Unknown — not stated by the source
User guideKnown for one	Yes	Unknown — not stated by the source
Other features2 differ
DC-in jackKnown for one	Yes	Unknown — not stated by the source
USB 2.0 ports quantityDiffers	3	1
Compatible operating systemsDiffers	Windows Vista, 7 Mac OS X 10.5 - 10.7	Windows XP, Vista, 7 Mac OS X 10.5 - 10.7
Securityidentical
Security algorithmsKnown for one	Unknown — not stated by the source	256-bit AES

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.