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Product comparison · 2 optical disc drives

LG BT20N optical disc drive Internal Blu-Ray DVD Combo Black vs LG GH22NS90 optical disc drive Internal DVD±RW Black, Silver

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  • 35specifications compared
  • 30differ
  • 5identical
  • 23known for one product only

Key differences

  • Product colour
    • Black
    • Black, Silver
  • Disc loading type
    • Slot
    • Tray
  • Purpose
    • Laptop
    • Desktop
  • Optical drive type
    • Blu-Ray DVD Combo
    • DVD±RW
  • Drive device, buffer size
    • 4 MB
    • 2 MB
  • CD write speed
    • 24x
    • 48x
  • CD rewrite speed
    • 4x
    • 32x
  • CD-R write speed
    • 24x
    • 48x

Side by side

Differences highlightedShow differences only
58 specifications
A

LG

BT20N optical disc drive Internal Blu-Ray DVD Combo Black

Model BT20N

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B

LG

GH22NS90 optical disc drive Internal DVD±RW Black, Silver

Model GH22NS90

View product
Design2 differ
InternalYesYes
Product colourDiffersBlackBlack, Silver
Disc loading typeDiffersSlotTray
MountingHorizontalHorizontal
Performance4 differ
PurposeDiffersLaptopDesktop
Optical drive typeDiffersBlu-Ray DVD ComboDVD±RW
Disc types supportedDiffersBD-R, BD-R DL, BD-RE, BD-RE DL, BD-ROM, CD, CD-R, CD-ROM, CD-RW, DVD, DVD+R, DVD+R DL, DVD+RW, DVD+RW DL, DVD-R, DVD-R DL, DVD-RAM, DVD-ROM, DVD-RW, DVD-RW DLCD, CD-R, CD-RW, DVD, DVD+R, DVD+R DL, DVD+RW, DVD+RW DL, DVD-R, DVD-R DL, DVD-RAM, DVD-ROM, DVD-RW, DVD-RW DL
InterfaceSerial ATASerial ATA
Drive device, buffer sizeDiffers4 MB2 MB
LightScribeKnown for oneNo
DVD-ROM transfer rate (sustained mode)Known for one22.16 MB/s
Writing speed10 differ
CD write speedDiffers24x48x
CD rewrite speedDiffers4x32x
CD-R write speedDiffers24x48x
CD-RW write speedDiffers24x32x
BD-R Dual Layer write speedKnown for one6x
BD-R write speedKnown for one2x
BD-RE Dual Layer write speedKnown for one6x
BD-RE rewrite speedKnown for one4x
BD-RE write speedKnown for one2x
DVD+R Double Layer write speedDiffers6x16x
DVD+R write speedDiffers8x22x
DVD+RW write speed8x8x
DVD-R Double Layer write speedDiffers6x12x
DVD-R write speedDiffers8x22x
DVD-R9 write speedKnown for one2x
DVD-RAM write speedDiffers5x12x
DVD-RW write speedDiffers8x6x
Reading speed12 differ
CD read speedDiffers24x48x
CD-R read speedDiffers24x48x
CD-ROM read speedDiffers24x48x
CD-RW read speedDiffers24x40x
BD-R Dual Layer read speedKnown for one6x
BD-R read speedKnown for one6x
BD-RE Dual Layer read speedKnown for one6x
BD-RE read speedKnown for one6x
BD-ROM read speedKnown for one6x
DVD+R read speedDiffers8x16x
DVD-R Double Layer read speedDiffers8x12x
DVD-R read speedDiffers8x16x
DVD-RAM read speedDiffers5x12x
DVD-ROM read speedDiffers5x16x
DVD-RW read speedDiffers8x12x
DVD+R Double Layer read speedDiffers8x12x
DVD+RW read speedDiffers8x12x
Access timeidentical
Access timeKnown for one190 ms
DVD drive average random access timeKnown for one140 ms
CD-ROM drive average random access timeKnown for one120 ms
Weight & dimensions1 differ
WidthKnown for one128 mm
DepthKnown for one127 mm
HeightKnown for one12.7 mm
WeightDiffers182 g800 g
Packaging contentidentical
ManualKnown for oneYes
Other features1 differ
Seek timeKnown for one170 ms
Compatible operating systemsDiffersWindows 7, Windows Vista™, Windows XPWindows 7 Windows Vista Windows XP Windows 2003 Server Windows 2008 Server
Number of optical discs1 discs1 discs
Read speedKnown for one11.8 MB/s
Dimensions (WxDxH)Known for one146 x 165 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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