Product comparison · 2 optical disc drives

LG DH18NS61 optical disc drive Internal DVD-ROM Black vs LG GH24NSD1 optical disc drive Internal DVD Super Multi Black

20specifications compared
7differ
13identical
22known for one product only

Key differences

Optical drive type
- DH18NS61 optical disc drive Internal DVD-ROM Black:DVD-ROM
- GH24NSD1 optical disc drive Internal DVD Super Multi Black:DVD Super Multi
Drive device, buffer size
- DH18NS61 optical disc drive Internal DVD-ROM Black:0.2 MB
- GH24NSD1 optical disc drive Internal DVD Super Multi Black:0.75 MB
DVD-ROM read speed
- DH18NS61 optical disc drive Internal DVD-ROM Black:18x
- GH24NSD1 optical disc drive Internal DVD Super Multi Black:16x
DVD drive average random access time
- DH18NS61 optical disc drive Internal DVD-ROM Black:100 ms
- GH24NSD1 optical disc drive Internal DVD Super Multi Black:145 ms
CD-ROM drive average random access time
- DH18NS61 optical disc drive Internal DVD-ROM Black:90 ms
- GH24NSD1 optical disc drive Internal DVD Super Multi Black:125 ms
DVD-RAM access time
- DH18NS61 optical disc drive Internal DVD-ROM Black:130 ms
- GH24NSD1 optical disc drive Internal DVD Super Multi Black:270 ms
Weight
- DH18NS61 optical disc drive Internal DVD-ROM Black:700 g
- GH24NSD1 optical disc drive Internal DVD Super Multi Black:650 g

Side by side

Differences highlightedShow differences only

Comparison of DH18NS61, GH24NSD1
42 specifications	A LG DH18NS61 optical disc drive Internal DVD-ROM Black Model DH18NS61 View product	B LG GH24NSD1 optical disc drive Internal DVD Super Multi Black Model GH24NSD1 View product
Designidentical
Internal	Yes	Yes
Product colour	Black	Black
Mounting	Vertical/Horizontal	Vertical/Horizontal
Performance2 differ
Purpose	Desktop	Desktop
Optical drive typeDiffers	DVD-ROM	DVD Super Multi
Interface	Serial ATA	Serial ATA
Drive device, buffer sizeDiffers	0.2 MB	0.75 MB
Writing speedidentical
CD write speedKnown for one	Unknown — not stated by the source	48x
CD-R write speedKnown for one	Unknown — not stated by the source	48x
CD-RW write speedKnown for one	Unknown — not stated by the source	24x
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	16x
DVD+R write speedKnown for one	Unknown — not stated by the source	24x
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	8x
DVD-R write speedKnown for one	Unknown — not stated by the source	24x
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 speed1 differ
CD read speed	48x	48x
CD-R read speedKnown for one	Unknown — not stated by the source	48x
DVD-R Double Layer read speedKnown for one	Unknown — not stated by the source	12x
DVD-R read speedKnown for one	Unknown — not stated by the source	16x
DVD-RAM read speed	5x	5x
DVD-ROM read speedDiffers	18x	16x
DVD-RW read speedKnown for one	Unknown — not stated by the source	13x
DVD+R Double Layer read speedKnown for one	Unknown — not stated by the source	12x
DVD+RW read speedKnown for one	Unknown — not stated by the source	13x
CD-ROM read speedKnown for one	48x	Unknown — not stated by the source
Access time3 differ
DVD drive average random access timeDiffers	100 ms	145 ms
CD-ROM drive average random access timeDiffers	90 ms	125 ms
DVD-RAM access timeDiffers	130 ms	270 ms
Record modesidentical
Disc-at-once (DAO)Known for one	Unknown — not stated by the source	Yes
Random writeKnown for one	Unknown — not stated by the source	Yes
Sequential 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
System requirementsidentical
Windows operating systems supported	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	5 - 45 °C	5 - 45 °C
Storage temperature (T-T)	-30 - 60 °C	-30 - 60 °C
Weight & dimensions1 differ
Width	146 mm	146 mm
Depth	165 mm	165 mm
Height	41.3 mm	41.3 mm
WeightDiffers	700 g	650 g

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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