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Product comparison · 2 external hard drives

iStorage 2.5" Eco Drive 80GB USB 2.0 vs iStorage QS2 750GB SATA

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  • 8specifications compared
  • 4differ
  • 4identical
  • 19known for one product only

Key differences

  • HDD capacity
    • 80 GB
    • 750 GB
  • HDD speed
    • 5400 RPM
    • 7200 RPM
  • Weight
    • 225 g
    • 907 g

Side by side

Differences highlightedShow differences only
27 specifications
A

iStorage

2.5" Eco Drive 80GB USB 2.0View product
B

iStorage

QS2 750GB SATAView product
Hard drive2 differ
HDD capacityDiffers80 GB750 GB
HDD speedDiffers5400 RPM7200 RPM
TypeHDDHDD
Storage drive average seek timeKnown for one12 ms
Storage drive buffer sizeKnown for one16 MB
Ports & interfacesidentical
USB connectorKnown for oneUSB
USB versionKnown for one2.0
Featuresidentical
Plug and PlayKnown for oneYes
CertificationKnown for oneRoHS
Weight & dimensions1 differ
WidthKnown for one22.2 mm
DepthKnown for one133 mm
HeightKnown for one76 mm
WeightDiffers225 g907 g
Packaging dataidentical
User guideKnown for oneYes
Bundled softwareKnown for oneNTI Backup NOW! 4 OEM (Windows)
Other features1 differ
InternalNoNo
Mac compatibilityYesYes
Mean time between failures (MTBF)750000 h750000 h
USB cableKnown for oneUSB
Compatible operating systemsDiffers- Windows 98 - Windows 98SE - Windows ME - Windows 2000 - Windows XP - Windows Vista - Mac OS X +- Windows 98 - Windows 98SE - Windows ME - Windows 2000 - Windows XP - Windows Vista - Mac OS X
Sustained data rateKnown for one25 MB/s
Access timeKnown for one8.5 ms
Data transfer rateKnown for one3 Gbit/s
Interface typeKnown for oneUSB 2.0 & eSATA
Supported data transfer ratesKnown for oneUSB: 480mbps; eSATA: 3gbps
Dimensions (WxDxH)Known for one196 x 114 x 35 mm
Operational conditionsidentical
Operating shockKnown for one200 G

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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