Product comparison · 2 external hard drives

Iomega 250GB Portable Hard Drive vs Iomega 750GB UltraMax

10specifications compared
3differ
7identical
16known for one product only

Key differences

HDD capacity
- 250GB Portable Hard Drive:250 GB
- 750GB UltraMax:750 GB
Minimum RAM
- 250GB Portable Hard Drive:256 MB
- 750GB UltraMax:128 MB

Side by side

Differences highlightedShow differences only

Comparison of 250GB Portable Hard Drive, 750GB UltraMax
26 specifications	A Iomega 250GB Portable Hard Drive View product	B Iomega 750GB UltraMax View product
Hard drive1 differ
HDD capacityDiffers	250 GB	750 GB
HDD speed	7200 RPM	7200 RPM
Type	HDD	HDD
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Ports & interfacesidentical
eSATAKnown for one	Unknown — not stated by the source	Yes
FireWire 400	Yes	Yes
FireWire 800Known for one	Unknown — not stated by the source	Yes
USB connectorKnown for one	USB	Unknown — not stated by the source
USB versionKnown for one	2.0	Unknown — not stated by the source
Packaging dataidentical
User guideKnown for one	Unknown — not stated by the source	Yes
Other features2 differ
Data transfer rateKnown for one	Unknown — not stated by the source	3 Gbit/s
Disks included quantityKnown for one	Unknown — not stated by the source	1 pc(s)
FireWire required	Yes	Yes
Internal	No	No
Mac compatibility	Yes	Yes
Minimum RAMDiffers	256 MB	128 MB
Quick start guideKnown for one	Unknown — not stated by the source	Yes
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
USB required	Yes	Yes
Dimensions (W x D x H) (imperial)Differs	88.9 x 19.1 x 133.3 mm (3.5 x 0.75 x 5.25")	240 x 139.7 x 41.4 mm (9.45 x 5.5 x 1.63")
FireWire cableKnown for one	Unknown — not stated by the source	Yes
Compatible operating systemsKnown for one	Microsoft Windows Vista / 2000 Professional / XP Home / XP Professional / XP Professional x64; Mac OS X 10.1.5 /+	Unknown — not stated by the source
Weight (imperial)Known for one	0.218 kg (0.48 lbs)	Unknown — not stated by the source
Featuresidentical
Product colourKnown for one	Silver	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

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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