Product comparison · 2 external hard drives

Freecom Mobile Drive 31816 external hard drive vs Freecom Mobile Drive ToughDrive external hard drive

15specifications compared
6differ
9identical
13known for one product only

Key differences

HDD capacity
- Mobile Drive 31816 external hard drive:500 GB
- Mobile Drive ToughDrive external hard drive:640 GB
Product colour
- Mobile Drive 31816 external hard drive:Black
- Mobile Drive ToughDrive external hard drive:Black, Grey
Operating temperature (T-T)
- Mobile Drive 31816 external hard drive:10 - 35 °C
- Mobile Drive ToughDrive external hard drive:5 - 60 °C
Storage temperature (T-T)
- Mobile Drive 31816 external hard drive:-20 - 70 °C
- Mobile Drive ToughDrive external hard drive:-20 - 80 °C
Weight
- Mobile Drive 31816 external hard drive:155 g
- Mobile Drive ToughDrive external hard drive:175 g

Side by side

Differences highlightedShow differences only

Comparison of 31816, ToughDrive
28 specifications	A Freecom Mobile Drive 31816 external hard drive Model 31816 View product	B Freecom Mobile Drive ToughDrive external hard drive Model ToughDrive View product
Hard drive1 differ
HDD capacityDiffers	500 GB	640 GB
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Type	HDD	HDD
Storage drive buffer sizeKnown for one	Unknown — not stated by the source	8 MB
Ports & interfacesidentical
USB connector	USB	USB
USB version	2.0	2.0
Features1 differ
Product colourDiffers	Black	Black, Grey
Poweridentical
Bus powered	USB	USB
Operational conditions2 differ
Operating temperature (T-T)Differs	10 - 35 °C	5 - 60 °C
Storage temperature (T-T)Differs	-20 - 70 °C	-20 - 80 °C
Operating shockKnown for one	Unknown — not stated by the source	300 G
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	140 mm
DepthKnown for one	Unknown — not stated by the source	80 mm
HeightKnown for one	Unknown — not stated by the source	19 mm
WeightDiffers	155 g	175 g
Other features1 differ
Average latencyKnown for one	Unknown — not stated by the source	7.14 ms
HDD transfer rate	480 Mbit/s	480 Mbit/s
Internal	No	No
Mac compatibility	Yes	Yes
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	50000 h
Minimum RAMKnown for one	Unknown — not stated by the source	64 MB
Minimum processorKnown for one	Unknown — not stated by the source	Pentium-II 233MHz
Track to track seek timeKnown for one	Unknown — not stated by the source	2 ms
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Compatible operating systemsDiffers	Windows 2000 / XP / Vista / Mac OS X v10.3+	Windows 2000/XP, Mac OS X v.10.1
USB requiredKnown for one	Yes	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	109.8 x 79.5 x 13.5 mm	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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