Product comparison · 2 optical disc drives

Freecom Blu-ray Combo USB & FireWire vs Freecom Mobile DVD RW II

8specifications compared
4differ
4identical
51known for one product only

Key differences

Product colour
- Blu-ray Combo USB & FireWire:Silver
- Mobile DVD RW II:Black
Mounting
- Blu-ray Combo USB & FireWire:Horizontal
- Mobile DVD RW II:Vertical/Horizontal
Weight
- Blu-ray Combo USB & FireWire:1.2 kg
- Mobile DVD RW II:350 g

Side by side

Differences highlightedShow differences only

Comparison of Blu-ray Combo USB & FireWire, Mobile DVD RW II
59 specifications	A Freecom Blu-ray Combo USB & FireWire View product	B Freecom Mobile DVD RW II View product
Design2 differ
Internal	No	No
Product colourDiffers	Silver	Black
MountingDiffers	Horizontal	Vertical/Horizontal
Performanceidentical
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±RW
Interface	USB 2.0	USB 2.0
LightScribeKnown for one	Unknown — not stated by the source	Yes
Optical disc diameterKnown for one	Unknown — not stated by the source	80 mm
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	60000 h
Writing speedidentical
CD write speedKnown for one	Unknown — not stated by the source	24x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	4x
DVD+R write speedKnown for one	Unknown — not stated by the source	8x
DVD+RW write speedKnown for one	Unknown — not stated by the source	8x
DVD-R Double Layer write speedKnown for one	Unknown — not stated by the source	4x
DVD-R write speedKnown for one	Unknown — not stated by the source	8x
DVD-RAM write speedKnown for one	Unknown — not stated by the source	5x
DVD-RW write speedKnown for one	Unknown — not stated by the source	6x
Reading speedidentical
CD read speedKnown for one	Unknown — not stated by the source	24x
CD-R read speedKnown for one	48x	Unknown — not stated by the source
CD-ROM read speedKnown for one	48x	Unknown — not stated by the source
CD-RW read speedKnown for one	32x	Unknown — not stated by the source
BD-R read speedKnown for one	8x	Unknown — not stated by the source
BD-RE read speedKnown for one	8x	Unknown — not stated by the source
BD-ROM read speedKnown for one	8x	Unknown — not stated by the source
DVD+R read speedKnown for one	16x	Unknown — not stated by the source
DVD-R Double Layer read speedKnown for one	8x	Unknown — not stated by the source
DVD-R read speedKnown for one	16x	Unknown — not stated by the source
DVD-ROM read speedKnown for one	16x	Unknown — not stated by the source
DVD-RW read speedKnown for one	6x	Unknown — not stated by the source
DVD+R Double Layer read speedKnown for one	8x	Unknown — not stated by the source
DVD+RW read speedKnown for one	8x	Unknown — not stated by the source
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	100 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	95 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Unknown — not stated by the source	Yes
Fixed packetKnown for one	Unknown — not stated by the source	Yes
Multi sessionKnown for one	Unknown — not stated by the source	Yes
Over-burn writingKnown for one	Unknown — not stated by the source	Yes
Packet writingKnown for one	Unknown — not stated by the source	Yes
Session-at-once (SAO)Known for one	Unknown — not stated by the source	Yes
Track-at-once (TAO)Known for one	Unknown — not stated by the source	Yes
Variable packetKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
Operating temperature (T-T)	10 - 35 °C	10 - 35 °C
Storage temperature (T-T)	-20 - 70 °C	-20 - 70 °C
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	155 mm
DepthKnown for one	Unknown — not stated by the source	150 mm
HeightKnown for one	Unknown — not stated by the source	20 mm
WeightDiffers	1.2 kg	350 g
Other features1 differ
Minimum RAMKnown for one	Unknown — not stated by the source	256 MB
Minimum processorKnown for one	Unknown — not stated by the source	Pentium III/AMD Duron 900 MHz
Compatible operating systemsDiffers	Windows 7, Vista, XP Mac OS X	Windows XP/Vista/7
FireWire 400Known for one	Unknown — not stated by the source	No
FireWire 800Known for one	Unknown — not stated by the source	No
Maximum data transfer rateKnown for one	Unknown — not stated by the source	480 Mbit/s
Number of optical discsKnown for one	Unknown — not stated by the source	1 discs
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Size (imperial)Known for one	Unknown — not stated by the source	13.3 cm (5.25")
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Dimensions (WxDxH)Known for one	250 x 165 x 48 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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