Product comparison · 2 optical disc drives

LG BH10LS30 + software vs LG CH10LS20 optical disc drive Internal Black

18specifications compared
3differ
15identical
26known for one product only

Key differences

Drive device, buffer size
- BH10LS30 + software:2 MB
- CH10LS20 optical disc drive Internal Black:4 MB
BD-ROM read speed
- BH10LS30 + software:8x
- CH10LS20 optical disc drive Internal Black:10x
Dimensions (WxDxH)
- BH10LS30 + software:146 x 41.3 x 172 mm
- CH10LS20 optical disc drive Internal Black:146 x 172 x 41.3 mm

Side by side

Differences highlightedShow differences only

Comparison of BH10LS30 + software, CH10LS20
44 specifications	A LG BH10LS30 + software View product	B LG CH10LS20 optical disc drive Internal Black Model CH10LS20 View product
Performance1 differ
InterfaceKnown for one	Serial ATA	Unknown — not stated by the source
Drive device, buffer sizeDiffers	2 MB	4 MB
Optical disc diameterKnown for one	80 mm	Unknown — not stated by the source
DVD-ROM transfer rate (sustained mode)Known for one	22.16 MB/s	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	100000 h	Unknown — not stated by the source
Writing speedidentical
BD-R write speedKnown for one	10x	Unknown — not stated by the source
BD-RE write speedKnown for one	2x	Unknown — not stated by the source
CD write speedKnown for one	Unknown — not stated by the source	48x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
Reading speed1 differ
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
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 speedDiffers	8x	10x
DVD-ROM read speedKnown for one	16x	Unknown — not stated by the source
CD read speedKnown for one	Unknown — not stated by the source	48x
DVD read speedKnown for one	Unknown — not stated by the source	12x
Access timeidentical
DVD-RAM access timeKnown for one	180 ms	Unknown — not stated by the source
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Layer Jump RecordingKnown for one	Yes	Unknown — not stated by the source
Packet writingKnown for one	Yes	Unknown — not stated by the source
Random writeKnown for one	Yes	Unknown — not stated by the source
Sequential writingKnown for one	Yes	Unknown — not stated by the source
Session-at-once (SAO)Known for one	Yes	Unknown — not stated by the source
Track-at-once (TAO)Known for one	Yes	Unknown — not stated by the source
Other features1 differ
Power requirementsKnown for one	DC 5 - 12 V	Unknown — not stated by the source
Dimensions (WxDxH)Differs	146 x 41.3 x 172 mm	146 x 172 x 41.3 mm
CD transfer rate (sustained mode)Known for one	7.2 KB/s	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows Vista, Windows XP	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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