Product comparison · 2 external hard drives

Iomega Professional Series Hard Drive - 500GB - 7200rpm - Ext. vs Iomega UltraMax 640GB

9specifications compared
2differ
7identical
18known for one product only

Key differences

The Iomega UltraMax 640GB has 140 GB more HDD capacity than the Iomega Professional Series Hard Drive - 500GB - 7200rpm - Ext. (640 GB vs 500 GB).

HDD capacity
- Professional Series Hard Drive - 500GB - 7200rpm - Ext.:500 GB
- UltraMax 640GB:640 GB

Side by side

Differences highlightedShow differences only

Comparison of Professional Series Hard Drive - 500GB - 7200rpm - Ext., UltraMax 640GB
27 specifications	A Iomega Professional Series Hard Drive - 500GB - 7200rpm - Ext.View product	B Iomega UltraMax 640GB View product
Hard drive1 differ
HDD capacityDiffers	500 GB	640 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
Type	HDD	HDD
Storage drive buffer size	8 MB	8 MB
RAID levelsKnown for one	Unknown — not stated by the source	0
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
FireWire 400	Yes	Yes
FireWire 800	Yes	Yes
eSATAKnown for one	Unknown — not stated by the source	No
Featuresidentical
Product colourKnown for one	Silver	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
Drive device, transfer rateKnown for one	100 MB/s	Unknown — not stated by the source
Internal	No	No
Quick start guide	Yes	Yes
USB cableKnown for one	USB	Unknown — not stated by the source
Dimensions (W x D x H) (imperial)Differs	120.7 x 222.2 x 35.1 mm (4.75 x 8.75 x 1.38")	244.6 x 122.4 x 78 mm (9.63 x 4.82 x 3.07")
Weight (imperial)Known for one	1.26 kg (2.78 lbs)	Unknown — not stated by the source
I/O portsKnown for one	4-pin USB 2.0 USB 6-pin IEEE 1394a FireWire 2 x 9-pin IEEE 1394b FireWire	Unknown — not stated by the source
Mac compatibilityKnown for one	Unknown — not stated by the source	Yes
Minimum RAMKnown for one	Unknown — not stated by the source	32 MB
Minimum storage drive spaceKnown for one	Unknown — not stated by the source	200 MB
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
USB requiredKnown for one	Unknown — not stated by the source	Yes
FireWire cableKnown for one	Unknown — not stated by the source	Yes
Packaging dataidentical
User guideKnown for one	Unknown — not stated by the source	Yes

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.

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