Iomega 500GB UltraMax vs iStorage 3.5" Eco Drive 80GB

Comparison of 500GB UltraMax, 3.5" Eco Drive 80GB

29 specifications	A Iomega 500GB UltraMaxView product	B iStorage 3.5" Eco Drive 80GBView product
Hard drive1 differ
HDD capacityDiffers	500 GB	80 GB
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	—Unknown — not stated by the source	3.5"
Type	HDD	HDD
Storage drive average seek timeKnown for one	—Unknown — not stated by the source	9 ms
Storage drive buffer size	8 MB	8 MB
Ports & interfacesidentical
USB connectorKnown for one	—Unknown — not stated by the source	USB
USB versionKnown for one	—Unknown — not stated by the source	2.0
eSATAKnown for one	Yes	—Unknown — not stated by the source
FireWire 400Known for one	Yes	—Unknown — not stated by the source
FireWire 800Known for one	Yes	—Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	196 mm
DepthKnown for one	—Unknown — not stated by the source	32 mm
HeightKnown for one	—Unknown — not stated by the source	127 mm
WeightKnown for one	—Unknown — not stated by the source	900 g
Packaging dataidentical
User guide	Yes	Yes
Other featuresidentical
Internal	No	No
Mac compatibility	Yes	Yes
Mean time between failures (MTBF)Known for one	—Unknown — not stated by the source	750000 h
USB cableKnown for one	—Unknown — not stated by the source	USB
Compatible operating systemsKnown for one	—Unknown — not stated by the source	- Windows 98 - Windows 98SE - Windows ME - Windows 2000 - Windows XP - Windows Vista - Mac OS X +
Sustained data rateKnown for one	—Unknown — not stated by the source	25 MB/s
Data transfer rateKnown for one	3 Gbit/s	—Unknown — not stated by the source
Disks included quantityKnown for one	1 pc(s)	—Unknown — not stated by the source
Minimum RAMKnown for one	128 MB	—Unknown — not stated by the source
Quick start guideKnown for one	Yes	—Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	—Unknown — not stated by the source
Dimensions (W x D x H) (imperial)Known for one	240 x 139.7 x 41.4 mm (9.45 x 5.5 x 1.63")	—Unknown — not stated by the source
FireWire cableKnown for one	Yes	—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.