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Product comparison · 2 optical disc drives

LG 20x Super Multi Security DVD Rewriter vs LG GSA-H55

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  • 21specifications compared
  • 13differ
  • 8identical
  • 21known for one product only

Key differences

  • Interface
    • IDE/ATA
    • EIDE/ATA
  • CD write speed
    • 16x
    • 48x
  • CD rewrite speed
    • 4x
    • 32x
  • DVD+R Double Layer write speed
    • 2.4x
    • 10x
  • DVD+R write speed
    • 2.4x
    • 20x
  • DVD+RW write speed
    • 2.4x
    • 8x
  • DVD-R Double Layer write speed
    • 4x
    • 10x
  • DVD-R write speed
    • 2x
    • 20x

Side by side

Differences highlightedShow differences only
42 specifications
A

LG

20x Super Multi Security DVD RewriterView product
B

LG

GSA-H55

Model GSA-H55N

View product
Designidentical
Product colourKnown for oneBlack
Disc loading typeKnown for oneTray
Performance1 differ
InterfaceDiffersIDE/ATAEIDE/ATA
DVD-ROM transfer rate (sustained mode)Known for one22.16 MB/s
Plug and PlayKnown for oneYes
Writing speed9 differ
CD write speedDiffers16x48x
CD rewrite speedDiffers4x32x
CD-R write speedKnown for one48x
CD-RW write speedKnown for one32x
DVD+R Double Layer write speedDiffers2.4x10x
DVD+R write speedDiffers2.4x20x
DVD+RW write speedDiffers2.4x8x
DVD-R Double Layer write speedDiffers4x10x
DVD-R write speedDiffers2x20x
DVD-RAM write speedDiffers2x12x
DVD-RW write speedDiffers1x6x
Reading speed2 differ
DVD+R read speedKnown for one16x
DVD-R Double Layer read speedKnown for one12x
DVD-RAM read speedDiffers5x12x
DVD-ROM read speedDiffers16x12x
DVD+R Double Layer read speedKnown for one12x
DVD+RW read speedKnown for one12x
Access timeidentical
DVD drive average random access timeKnown for one140 ms
CD-ROM drive average random access timeKnown for one120 ms
Other features1 differ
Dimensions (WxDxH)Differs148 x 42 x 17 mm146 x 41.3 x 165 mm
Compatible operating systemsKnown for oneWindows ME/Vista/2000/XP/Media Center
Sustained data rateKnown for one7.2 MB/s
Record modesidentical
Disc-at-once (DAO)Known for oneYes
Packet writingKnown for oneYes
Sequential writingKnown for oneYes
Session-at-once (SAO)Known for oneYes
Track-at-once (TAO)Known for oneYes
Weight & dimensionsidentical
HeightKnown for one17 mm
WeightKnown for one800 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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