Product comparison · 2 external hard drives

Freecom 250GB CLS HDD vs Freecom Hard Drive Classic II 1TB

26specifications compared
10differ
16identical
9known for one product only

Key differences

HDD capacity
- 250GB CLS HDD:250 GB
- Hard Drive Classic II 1TB:1 TB
HDD size
- 250GB CLS HDD:2.5"
- Hard Drive Classic II 1TB:3.5"
Bus powered
- 250GB CLS HDD:USB
- Hard Drive Classic II 1TB:No
Width
- 250GB CLS HDD:109 mm
- Hard Drive Classic II 1TB:176 mm
Depth
- 250GB CLS HDD:79 mm
- Hard Drive Classic II 1TB:112 mm
Height
- 250GB CLS HDD:13 mm
- Hard Drive Classic II 1TB:32 mm
Weight
- 250GB CLS HDD:155 g
- Hard Drive Classic II 1TB:760 g
Minimum RAM
- 250GB CLS HDD:512 MB
- Hard Drive Classic II 1TB:256 MB

Side by side

Differences highlightedShow differences only

Comparison of 250GB CLS HDD, Hard Drive Classic II 1TB
35 specifications	A Freecom 250GB CLS HDD View product	B Freecom Hard Drive Classic II 1TB View product
Hard drive2 differ
HDD capacityDiffers	250 GB	1 TB
HDD sizeDiffers	2.5"	3.5"
Interface	Serial ATA	Serial ATA
Type	HDD	HDD
Ports & interfacesidentical
Maximum data transfer rate	480 Mbit/s	480 Mbit/s
Wi-FiKnown for one	Unknown — not stated by the source	No
Ethernet LAN	No	No
FireWire 400	No	No
FireWire 800	No	No
Featuresidentical
Product colour	Black	Black
Power1 differ
Bus poweredDiffers	USB	No
External power adapterKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)	10 - 35 °C	10 - 35 °C
Storage temperature (T-T)	-20 - 70 °C	-20 - 70 °C
Operating relative humidity (H-H)Known for one	8 - 80%	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	109 mm	176 mm
DepthDiffers	79 mm	112 mm
HeightDiffers	13 mm	32 mm
WeightDiffers	155 g	760 g
Packaging dataidentical
User guideKnown for one	Unknown — not stated by the source	Yes
Other features3 differ
Internal	No	No
Mac compatibility	Yes	Yes
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	50000 h
Minimum RAMDiffers	512 MB	256 MB
Minimum processorDiffers	Intel, AMD, Power PC G5	Intel Pentium-III / AMD Duron 900MHz, PowerPC G3/G4/G5, Power Book G3/G4, Intel Mac
Minimum system requirementsKnown for one	Unknown — not stated by the source	CD-ROM
Power requirementsKnown for one	Unknown — not stated by the source	12V, 2A
Quick start guide	Yes	Yes
USB 2.0 ports quantity	1	1
USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
USB cable	USB	USB
USB required	Yes	Yes
Compatible operating systemsDiffers	Windows XP/Vista/7 Mac OS X 10.4 +	Windows XP/Vista/7, Mac OS X v10.4
Minimum storage drive spaceKnown for one	2048 MB	Unknown — not stated by the source
Protective rubber jacketKnown 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.

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