Product comparison · 2 optical disc drives

ASUS BW-12B1LT optical disc drive Internal Black vs LG DH18NS40 optical disc drive Internal DVD±R/RW Black

14specifications compared
8differ
6identical
35known for one product only

Key differences

DVD+R read speed
- BW-12B1LT optical disc drive Internal Black:16x
- DH18NS40 optical disc drive Internal DVD±R/RW Black:18x
DVD-R read speed
- BW-12B1LT optical disc drive Internal Black:15x
- DH18NS40 optical disc drive Internal DVD±R/RW Black:18x
DVD-RW read speed
- BW-12B1LT optical disc drive Internal Black:12x
- DH18NS40 optical disc drive Internal DVD±R/RW Black:13x
DVD+RW read speed
- BW-12B1LT optical disc drive Internal Black:12x
- DH18NS40 optical disc drive Internal DVD±R/RW Black:13x
DVD drive average random access time
- BW-12B1LT optical disc drive Internal Black:150 ms
- DH18NS40 optical disc drive Internal DVD±R/RW Black:95 ms
CD-ROM drive average random access time
- BW-12B1LT optical disc drive Internal Black:150 ms
- DH18NS40 optical disc drive Internal DVD±R/RW Black:90 ms
Weight
- BW-12B1LT optical disc drive Internal Black:650 g
- DH18NS40 optical disc drive Internal DVD±R/RW Black:700 g
Dimensions (WxDxH)
- BW-12B1LT optical disc drive Internal Black:146 x 170 x 41 mm
- DH18NS40 optical disc drive Internal DVD±R/RW Black:146 x 172 x 41.3 mm

Side by side

Differences highlightedShow differences only

Comparison of BW-12B1LT, DH18NS40
49 specifications	A ASUS BW-12B1LT optical disc drive Internal Black Model BW-12B1LT View product	B LG DH18NS40 optical disc drive Internal DVD±R/RW Black Model DH18NS40 View product
Designidentical
Disc loading typeKnown for one	Unknown — not stated by the source	Tray
CertificationKnown for one	Unknown — not stated by the source	RoHS
Performanceidentical
Drive device, buffer sizeKnown for one	8 MB	Unknown — not stated by the source
Optical drive typeKnown for one	Unknown — not stated by the source	DVD±R/RW
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Writing speedidentical
CD-R write speedKnown for one	48x	Unknown — not stated by the source
CD-RW write speedKnown for one	24x	Unknown — not stated by the source
BD-R write speedKnown for one	12x	Unknown — not stated by the source
BD-RE write speedKnown for one	2x	Unknown — not stated by the source
DVD+R Double Layer write speedKnown for one	8x	Unknown — not stated by the source
DVD+R write speedKnown for one	16x	Unknown — not stated by the source
DVD+RW write speedKnown for one	8x	Unknown — not stated by the source
DVD-R Double Layer write speedKnown for one	8x	Unknown — not stated by the source
DVD-R write speedKnown for one	16x	Unknown — not stated by the source
DVD-RW write speedKnown for one	6x	Unknown — not stated by the source
Reading speed4 differ
CD-R read speedKnown for one	48x	Unknown — not stated by the source
BD-R Dual Layer read speedKnown for one	8x	Unknown — not stated by the source
BD-R read speedKnown for one	8x	Unknown — not stated by the source
BD-RE Dual Layer read speedKnown for one	6x	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 speedDiffers	16x	18x
DVD-R read speedDiffers	15x	18x
DVD-RW read speedDiffers	12x	13x
DVD+RW read speedDiffers	12x	13x
CD read speedKnown for one	Unknown — not stated by the source	48x
CD-ROM read speedKnown for one	Unknown — not stated by the source	48x
CD-RW read speedKnown for one	Unknown — not stated by the source	40x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	12x
DVD-ROM read speedKnown for one	Unknown — not stated by the source	18x
Access time2 differ
DVD drive average random access timeDiffers	150 ms	95 ms
BD-ROM average random access timeKnown for one	250 ms	Unknown — not stated by the source
CD-ROM drive average random access timeDiffers	150 ms	90 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
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
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 50 °C	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
WeightDiffers	650 g	700 g
Other features1 differ
Dimensions (WxDxH)Differs	146 x 170 x 41 mm	146 x 172 x 41.3 mm

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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