Product comparison · 2 external hard drives

Freecom Hard Drive 1.5TB USB 2.0 vs Freecom Mobile Drive 320GB USB 2.0

26specifications compared
9differ
17identical
4known for one product only

Key differences

HDD capacity
- Hard Drive 1.5TB USB 2.0:1.5 TB
- Mobile Drive 320GB USB 2.0:320 GB
HDD speed
- Hard Drive 1.5TB USB 2.0:7200 RPM
- Mobile Drive 320GB USB 2.0:5400 RPM
HDD size
- Hard Drive 1.5TB USB 2.0:3.5"
- Mobile Drive 320GB USB 2.0:2.5"
Storage drive average seek time
- Hard Drive 1.5TB USB 2.0:9 ms
- Mobile Drive 320GB USB 2.0:13 ms
Weight
- Hard Drive 1.5TB USB 2.0:1.2 kg
- Mobile Drive 320GB USB 2.0:300 g
Track to track seek time
- Hard Drive 1.5TB USB 2.0:0.8 ms
- Mobile Drive 320GB USB 2.0:3 ms
Dimensions (WxDxH)
- Hard Drive 1.5TB USB 2.0:200 x 115 x 40 mm
- Mobile Drive 320GB USB 2.0:132 x 83 x 18 mm

Side by side

Differences highlightedShow differences only

Comparison of Hard Drive 1.5TB USB 2.0, Mobile Drive 320GB USB 2.0
30 specifications	A Freecom Hard Drive 1.5TB USB 2.0 View product	B Freecom Mobile Drive 320GB USB 2.0 View product
Hard drive4 differ
HDD capacityDiffers	1.5 TB	320 GB
HDD speedDiffers	7200 RPM	5400 RPM
HDD sizeDiffers	3.5"	2.5"
Type	HDD	HDD
Storage drive average seek timeDiffers	9 ms	13 ms
Storage drive buffer size	8 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
Featuresidentical
Product colour	Silver	Silver
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Bus poweredKnown for one	Unknown — not stated by the source	USB
External power adapterKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	10 - 35 °C	10 - 35 °C
Storage temperature (T-T)	-20 - 80 °C	-20 - 80 °C
Weight & dimensions1 differ
WeightDiffers	1.2 kg	300 g
Other features4 differ
Average latency	4.2 ms	4.2 ms
Internal	No	No
Mac compatibility	Yes	Yes
Material	Aluminium	Aluminium
Mean time between failures (MTBF)	50000 h	50000 h
Minimum RAM	256 MB	256 MB
Minimum processorDiffers	Intel Pentium-III / AMD Duron 900MHz, PowerPC G3/G4/G5, Power Book G3/G4, Intel Mac	Intel Pentium III / AMD Duron 900 MHz, PowerPC G3/G4/G5, Power Book G3/G4, Intel Mac
Quick start guide	Yes	Yes
Track to track seek timeDiffers	0.8 ms	3 ms
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
USB cable	USB	USB
USB required	Yes	Yes
Compatible operating systemsDiffers	Windows 2000/XP/Vista, Mac OS X v10	Windows 2000 / XP / Vista, Mac OS X v10.3
Dimensions (WxDxH)Differs	200 x 115 x 40 mm	132 x 83 x 18 mm

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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