Product comparison · 2 external hard drives

Freecom Hard Drive Classic 250GB vs Freecom Hard Drive Pro 750GB

Key differences

HDD capacity
- Hard Drive Classic 250GB:250 GB
- Hard Drive Pro 750GB:750 GB
Storage drive buffer size
- Hard Drive Classic 250GB:16 MB
- Hard Drive Pro 750GB:8 MB
Product colour
- Hard Drive Classic 250GB:Black
- Hard Drive Pro 750GB:White
Operating temperature (T-T)
- Hard Drive Classic 250GB:5 - 60 °C
- Hard Drive Pro 750GB:10 - 35 °C
Storage temperature (T-T)
- Hard Drive Classic 250GB:20 - 80 °C
- Hard Drive Pro 750GB:-20 - 70 °C
Weight
- Hard Drive Classic 250GB:750 g
- Hard Drive Pro 750GB:1.2 kg

Differences highlightedShow differences only

Comparison of Hard Drive Classic 250GB, Hard Drive Pro 750GB
26 specifications	A Freecom Hard Drive Classic 250GB View product	B Freecom Hard Drive Pro 750GB View product
Hard drive2 differ
HDD capacityDiffers	250 GB	750 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Type	HDD	HDD
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 rate	480 Mbit/s	480 Mbit/s
USB connector	USB	USB
USB version	2.0	2.0
Features1 differ
Product colourDiffers	Black	White
Poweridentical
External power adapterKnown for one	Yes	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 60 °C	10 - 35 °C
Storage temperature (T-T)Differs	20 - 80 °C	-20 - 70 °C
Weight & dimensions1 differ
WeightDiffers	750 g	1.2 kg
Other featuresidentical
Average latency	4.2 ms	4.2 ms
Internal	No	No
Mac compatibility	Yes	Yes
Mean time between failures (MTBF)	50000 h	50000 h
Minimum RAM	256 MB	256 MB
Track to track seek time	0.8 ms	0.8 ms
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
USB required	Yes	Yes
Dimensions (WxDxH)	200 x 115 x 40 mm	200 x 115 x 40 mm
Access timeKnown for one	Unknown — not stated by the source	9 ms
Minimum processorKnown for one	Unknown — not stated by the source	PIII 900MHz
Compatible operating systemsKnown for one	Unknown — not stated by the source	Mac OS X v10.3, Windows 2000/Xp/Vista

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.