Product comparison · 2 optical disc drives

ASUS DRW-20B1LT LightScribe DVD±R/RW vs LG GH22LS optical disc drive Internal Black

30specifications compared
9differ
21identical
21known for one product only

Key differences

DVD+R write speed
- DRW-20B1LT LightScribe DVD±R/RW:20x
- GH22LS optical disc drive Internal Black:22x
DVD-R write speed
- DRW-20B1LT LightScribe DVD±R/RW:20x
- GH22LS optical disc drive Internal Black:22x
CD read speed
- DRW-20B1LT LightScribe DVD±R/RW:40x
- GH22LS optical disc drive Internal Black:48x
CD-R read speed
- DRW-20B1LT LightScribe DVD±R/RW:40x
- GH22LS optical disc drive Internal Black:48x
CD-ROM read speed
- DRW-20B1LT LightScribe DVD±R/RW:16x
- GH22LS optical disc drive Internal Black:48x
CD-ROM drive average random access time
- DRW-20B1LT LightScribe DVD±R/RW:150 ms
- GH22LS optical disc drive Internal Black:120 ms
Weight
- DRW-20B1LT LightScribe DVD±R/RW:610 g
- GH22LS optical disc drive Internal Black:780 g
Dimensions (WxDxH)
- DRW-20B1LT LightScribe DVD±R/RW:146 x 170 x 41.3 mm
- GH22LS optical disc drive Internal Black:146 x 165 x 41 mm

Side by side

Differences highlightedShow differences only

Comparison of DRW-20B1LT LightScribe DVD±R/RW, GH22LS
51 specifications	A ASUS DRW-20B1LT LightScribe DVD±R/RW View product	B LG GH22LS optical disc drive Internal Black Model GH22LS View product
Designidentical
MountingKnown for one	Vertical/Horizontal	Unknown — not stated by the source
Performanceidentical
Optical disc diameterKnown for one	120 mm	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	60000 h	Unknown — not stated by the source
Writing speed2 differ
CD-R write speedKnown for one	32x	Unknown — not stated by the source
CD-RW write speedKnown for one	32x	Unknown — not stated by the source
DVD+R write speedDiffers	20x	22x
DVD-R write speedDiffers	20x	22x
Reading speed3 differ
CD read speedDiffers	40x	48x
CD-R read speedDiffers	40x	48x
CD-ROM read speedDiffers	16x	48x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	12x
Access time1 differ
CD-ROM drive average random access timeDiffers	150 ms	120 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Multi sessionKnown 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
Variable packetKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	20 - 85%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	5 - 45 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Weight & dimensions1 differ
HeightKnown for one	41.3 mm	Unknown — not stated by the source
WeightDiffers	610 g	780 g
Other features2 differ
Power requirementsKnown for one	DC+5V ±5%, DC+12V ±10 %	Unknown — not stated by the source
Media types supportedKnown for one	DVD-ROM, DVD+/-RW, DVD+/-R, Photo CD, Video CD, CD-DA, CD-Extra, CD-Text, CD-R, CD-RW, DVD-RAM	Unknown — not stated by the source
Dimensions (WxDxH)Differs	146 x 170 x 41.3 mm	146 x 165 x 41 mm
Compatible operating systemsDiffers	Windows 2000/98/NT/XP/Vista	Windows ME, XP, 2000, Vista x32/x64

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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