Product comparison · 2 external hard drives

Freecom Hard Drive Classic 250GB vs Iomega Professional Series Hard Drive - 500GB - 7200rpm - Ext.

9specifications compared
3differ
6identical
23known for one product only

Key differences

The Iomega Professional Series Hard Drive - 500GB - 7200rpm - Ext. has 250 GB more HDD capacity than the Freecom Hard Drive Classic 250GB (500 GB vs 250 GB). The Freecom Hard Drive Classic 250GB has 8 MB more storage drive buffer size than the Iomega Professional Series Hard Drive - 500GB - 7200rpm - Ext. (16 MB vs 8 MB). Product colour: Black on the Freecom Hard Drive Classic 250GB, Silver on the Iomega Professional Series Hard Drive - 500GB - 7200rpm - Ext..

HDD capacity
- Hard Drive Classic 250GB:250 GB
- Professional Series Hard Drive - 500GB - 7200rpm - Ext.:500 GB
Storage drive buffer size
- Hard Drive Classic 250GB:16 MB
- Professional Series Hard Drive - 500GB - 7200rpm - Ext.:8 MB
Product colour
- Hard Drive Classic 250GB:Black
- Professional Series Hard Drive - 500GB - 7200rpm - Ext.:Silver

Side by side

Differences highlightedShow differences only

Comparison of Hard Drive Classic 250GB, Professional Series Hard Drive - 500GB - 7200rpm - Ext.
32 specifications	A Freecom Hard Drive Classic 250GB View product	B Iomega Professional Series Hard Drive - 500GB - 7200rpm - Ext.View product
Hard drive2 differ
HDD capacityDiffers	250 GB	500 GB
Storage drive average seek timeKnown for one	9 ms	Unknown — not stated by the source
Storage drive buffer sizeDiffers	16 MB	8 MB
Ports & interfacesidentical
Maximum data transfer rateKnown for one	480 Mbit/s	Unknown — not stated by the source
FireWire 400Known for one	Unknown — not stated by the source	Yes
FireWire 800Known for one	Unknown — not stated by the source	Yes
Features1 differ
Product colourDiffers	Black	Silver
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Poweridentical
External power adapterKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 60 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	20 - 80 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	750 g	Unknown — not stated by the source
Other featuresidentical
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
Track to track seek timeKnown for one	0.8 ms	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
USB requiredKnown for one	Yes	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	200 x 115 x 40 mm	Unknown — not stated by the source
Drive device, transfer rateKnown for one	Unknown — not stated by the source	100 MB/s
Quick start guideKnown for one	Unknown — not stated by the source	Yes
USB cableKnown for one	Unknown — not stated by the source	USB
Dimensions (W x D x H) (imperial)Known for one	Unknown — not stated by the source	120.7 x 222.2 x 35.1 mm (4.75 x 8.75 x 1.38")
Weight (imperial)Known for one	Unknown — not stated by the source	1.26 kg (2.78 lbs)
I/O portsKnown for one	Unknown — not stated by the source	4-pin USB 2.0 USB 6-pin IEEE 1394a FireWire 2 x 9-pin IEEE 1394b FireWire

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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