Product comparison · 2 external hard drives

Freecom Hard Drive Pro 750GB vs Lenovo USB 2.0 Portable 80GB Hard Drive

7specifications compared
5differ
2identical
17known for one product only

Key differences

HDD capacity
- Hard Drive Pro 750GB:750 GB
- USB 2.0 Portable 80GB Hard Drive:80 GB
HDD speed
- Hard Drive Pro 750GB:7200 RPM
- USB 2.0 Portable 80GB Hard Drive:5400 RPM
Weight
- Hard Drive Pro 750GB:1.2 kg
- USB 2.0 Portable 80GB Hard Drive:160 g
Dimensions (WxDxH)
- Hard Drive Pro 750GB:200 x 115 x 40 mm
- USB 2.0 Portable 80GB Hard Drive:76 x 122 x 14 mm

Side by side

Differences highlightedShow differences only

Comparison of Hard Drive Pro 750GB, USB 2.0 Portable 80GB Hard Drive
24 specifications	A Freecom Hard Drive Pro 750GB View product	B Lenovo USB 2.0 Portable 80GB Hard Drive View product
Hard drive2 differ
HDD capacityDiffers	750 GB	80 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
Storage drive buffer sizeKnown for one	8 MB	Unknown — not stated by the source
Ports & interfacesidentical
Maximum data transfer rateKnown for one	480 Mbit/s	Unknown — not stated by the source
USB connectorKnown for one	USB	Unknown — not stated by the source
USB versionKnown for one	2.0	Unknown — not stated by the source
Featuresidentical
Product colourKnown for one	White	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 70 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	1.2 kg	160 g
Other features2 differ
Access timeKnown for one	9 ms	Unknown — not stated by the source
Average latencyKnown for one	4.2 ms	Unknown — not stated by the source
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	50000 h	Unknown — not stated by the source
Minimum RAMKnown for one	256 MB	Unknown — not stated by the source
Minimum processorKnown for one	PIII 900MHz	Unknown — not stated by the source
Track to track seek timeKnown for one	0.8 ms	Unknown — not stated by the source
USB requiredKnown for one	Yes	Unknown — not stated by the source
Compatible operating systemsDiffers	Mac OS X v10.3, Windows 2000/Xp/Vista	Microsoft Windows XP, Windows Vista
Dimensions (WxDxH)Differs	200 x 115 x 40 mm	76 x 122 x 14 mm
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1

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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