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Product comparison · 2 optical disc drives

LG 6x External Blu-Ray Disc Rewriter vs LG GGCH20L Super Multi Blue Blu-ray Disc and HD DVD-Rom Drive

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  • 15specifications compared
  • 7differ
  • 8identical
  • 26known for one product only

Key differences

  • Internal
    • No
    • Yes
  • CD rewrite speed
    • 40x
    • 24x
  • DVD+RW write speed
    • 16x
    • 8x
  • DVD-RW write speed
    • 16x
    • 6x
  • BD-ROM read speed
    • 4x
    • 6x
  • DVD+R read speed
    • 12x
    • 16x
  • Dimensions (WxDxH)
    • 160 x 50 x 230 mm
    • 146 x 41.3 x 185 mm

Side by side

Differences highlightedShow differences only
41 specifications
A

LG

6x External Blu-Ray Disc RewriterView product
B

LG

GGCH20L Super Multi Blue Blu-ray Disc and HD DVD-Rom DriveView product
Design1 differ
InternalDiffersNoYes
Disc loading typeTrayTray
Performanceidentical
InterfaceKnown for oneSerial ATA
Writing speed3 differ
CD write speed40x40x
CD rewrite speedDiffers40x24x
CD-R write speedKnown for one40x
CD-RW write speedKnown for one24x
DVD+R Double Layer write speed4x4x
DVD+R write speedKnown for one16x
DVD+RW write speedDiffers16x8x
DVD-R Double Layer write speed4x4x
DVD-R write speedKnown for one16x
DVD-RAM write speedKnown for one5x
DVD-RW write speedDiffers16x6x
BD-R write speedKnown for one6x
BD-RE write speedKnown for one6x
Reading speed2 differ
CD read speed40x40x
BD-ROM read speedDiffers4x6x
DVD+R read speedDiffers12x16x
DVD-R read speedKnown for one16x
CD-ROM read speedKnown for one40x
CD-RW read speedKnown for one40x
DVD-R Double Layer read speedKnown for one8x
DVD-ROM read speedKnown for one12x
DVD-RW read speedKnown for one12x
DVD+R Double Layer read speedKnown for one12x
DVD+RW read speedKnown for one12x
Access timeidentical
DVD drive average random access time160 ms160 ms
BD-ROM average random access time180 ms180 ms
CD-ROM drive average random access time150 ms150 ms
Record modesidentical
Disc-at-once (DAO)Known for oneYes
Layer Jump RecordingKnown for oneYes
Packet writingKnown for oneYes
Random writeKnown for oneYes
Session-at-once (SAO)Known for oneYes
Track-at-once (TAO)Known for oneYes
Weight & dimensionsidentical
WeightKnown for one870 g
Other features1 differ
Media types supportedKnown for oneBD-ROM SL, BD-ROM DL, BD-RE SL, BD-RE DL, BD-R SL, BD-R DL, HD DVD-ROM SL, HD DVD-ROM DL
Dimensions (WxDxH)Differs160 x 50 x 230 mm146 x 41.3 x 185 mm
Compatible operating systemsKnown for oneWindows Vista: Home Basic, Home Premium, Ultimate Edition / Windows XP: Home, Professional, Media Center Edition
Bundled hardwareKnown for onePower2Go / power adapter USB 2.0 cable

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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