Product comparison · 2 optical disc drives

Freecom LS 30496 optical disc drive Silver vs Freecom DVD RW Recorder 20x USB-2

23specifications compared
14differ
9identical
17known for one product only

Key differences

CD write speed
- LS 30496 optical disc drive Silver:24x
- DVD RW Recorder 20x USB-2:48x
CD rewrite speed
- LS 30496 optical disc drive Silver:16x
- DVD RW Recorder 20x USB-2:21x
DVD+R write speed
- LS 30496 optical disc drive Silver:8x
- DVD RW Recorder 20x USB-2:20x
DVD+RW write speed
- LS 30496 optical disc drive Silver:4x
- DVD RW Recorder 20x USB-2:8x
DVD-R write speed
- LS 30496 optical disc drive Silver:8x
- DVD RW Recorder 20x USB-2:20x
DVD-RW write speed
- LS 30496 optical disc drive Silver:4x
- DVD RW Recorder 20x USB-2:6x
CD read speed
- LS 30496 optical disc drive Silver:24x
- DVD RW Recorder 20x USB-2:48x
CD-ROM read speed
- LS 30496 optical disc drive Silver:24x
- DVD RW Recorder 20x USB-2:48x

Side by side

Differences highlightedShow differences only

Comparison of 30496, DVD RW Recorder 20x USB-2
40 specifications	A Freecom LS 30496 optical disc drive Silver Model 30496 View product	B Freecom DVD RW Recorder 20x USB-2 View product
Designidentical
Internal	No	No
Product colourKnown for one	Silver	Unknown — not stated by the source
Disc loading type	Tray	Tray
Performanceidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	50000 h
Writing speed6 differ
CD write speedDiffers	24x	48x
CD rewrite speedDiffers	16x	21x
DVD+R Double Layer write speedKnown for one	4x	Unknown — not stated by the source
DVD+R write speedDiffers	8x	20x
DVD+RW write speedDiffers	4x	8x
DVD-R write speedDiffers	8x	20x
DVD-RW write speedDiffers	4x	6x
DVD-RAM write speedKnown for one	Unknown — not stated by the source	12x
Reading speed2 differ
CD read speedDiffers	24x	48x
CD-ROM read speedDiffers	24x	48x
DVD-R9 read speedKnown for one	Unknown — not stated by the source	8x
DVD-ROM read speedKnown for one	Unknown — not stated by the source	16x
Access timeidentical
DVD drive average random access timeKnown for one	100 ms	Unknown — not stated by the source
CD-ROM drive average random access timeKnown for one	95 ms	Unknown — not stated by the source
Record modesidentical
Disc-at-once (DAO)	Yes	Yes
Fixed packet	Yes	Yes
Over-burn writingKnown for one	Yes	Unknown — not stated by the source
Session-at-once (SAO)	Yes	Yes
Track-at-once (TAO)	Yes	Yes
Variable packet	Yes	Yes
Packet writingKnown for one	Unknown — not stated by the source	Yes
Random writeKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
Operating relative humidity (H-H)Differs	8 - 80%	5 - 80%
Operating temperature (T-T)	10 - 35 °C	10 - 35 °C
Storage temperature (T-T)Known for one	-20 - 70 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	600 g	1.2 kg
Other features4 differ
Minimum system requirementsDiffers	CD-ROM USB 2.0 / FireWire 400	USB
Dimensions (WxDxH)Differs	17 x 144 x 140 mm	165 x 250 x 48 mm
Minimum RAM	256 MB	256 MB
Minimum processorDiffers	Pentium-III / AMD Duron 900MHz / Power Mac G3/G4/G5 / Intel Mac	700MHz
Compatible operating systemsDiffers	Windows 2000/XP/Vista Mac OS X v. 10.3	Windows 2000/XP/Vista
FireWire 400Known for one	Yes	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Storage media capacityKnown for one	8.5 GB DVDDual Layer	Unknown — not stated by the source
Power requirementsKnown for one	Unknown — not stated by the source	12V/2A

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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