Product comparison · 2 optical disc drives

HP B4F70AA optical disc drive Internal Blu-Ray RW Black vs LG GH24NS95 optical disc drive Internal DVD±R/RW Black

12specifications compared
7differ
5identical
27known for one product only

Key differences

Optical drive type
- B4F70AA optical disc drive Internal Blu-Ray RW Black:Blu-Ray RW
- GH24NS95 optical disc drive Internal DVD±R/RW Black:DVD±R/RW
CD write speed
- B4F70AA optical disc drive Internal Blu-Ray RW Black:40x
- GH24NS95 optical disc drive Internal DVD±R/RW Black:48x
CD rewrite speed
- B4F70AA optical disc drive Internal Blu-Ray RW Black:40x
- GH24NS95 optical disc drive Internal DVD±R/RW Black:24x
DVD+RW write speed
- B4F70AA optical disc drive Internal Blu-Ray RW Black:10x
- GH24NS95 optical disc drive Internal DVD±R/RW Black:8x
DVD-R write speed
- B4F70AA optical disc drive Internal Blu-Ray RW Black:16x
- GH24NS95 optical disc drive Internal DVD±R/RW Black:24x
CD read speed
- B4F70AA optical disc drive Internal Blu-Ray RW Black:40x
- GH24NS95 optical disc drive Internal DVD±R/RW Black:48x
Weight
- B4F70AA optical disc drive Internal Blu-Ray RW Black:950 g
- GH24NS95 optical disc drive Internal DVD±R/RW Black:700 g

Side by side

Differences highlightedShow differences only

Comparison of B4F70AA, GH24NS95
39 specifications	A HP B4F70AA optical disc drive Internal Blu-Ray RW Black Model B4F70AA View product	B LG GH24NS95 optical disc drive Internal DVD±R/RW Black Model GH24NS95 View product
Designidentical
Internal	Yes	Yes
Product colour	Black	Black
Disc loading typeKnown for one	Unknown — not stated by the source	Tray
MountingKnown for one	Unknown — not stated by the source	Horizontal
Performance1 differ
Optical drive typeDiffers	Blu-Ray RW	DVD±R/RW
Interface	Serial ATA	Serial ATA
LightScribe	No	No
DVD-ROM transfer rate (sustained mode)Known for one	Unknown — not stated by the source	22.16 MB/s
PurposeKnown for one	Desktop	Unknown — not stated by the source
Writing speed4 differ
CD write speedDiffers	40x	48x
CD rewrite speedDiffers	40x	24x
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	24x
DVD+R write speedKnown for one	Unknown — not stated by the source	24x
DVD+RW write speedDiffers	10x	8x
DVD-R Double Layer write speedKnown for one	Unknown — not stated by the source	8x
DVD-R write speedDiffers	16x	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
BD-R write speedKnown for one	8x	Unknown — not stated by the source
Reading speed1 differ
CD read speedDiffers	40x	48x
CD-R 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+R read speedKnown for one	Unknown — not stated by the source	16x
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-ROM read speed	16x	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
BD-ROM read speedKnown for one	8x	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	Unknown — not stated by the source	146 mm
DepthKnown for one	Unknown — not stated by the source	165 mm
HeightKnown for one	Unknown — not stated by the source	41.3 mm
WeightDiffers	950 g	700 g
Other featuresidentical
Media types supportedKnown for one	Unknown — not stated by the source	DVD-ROM (SL/DL), DVD±R (SL/DL), DVD±RW, DVD-RAM, M-DISC, CD-R/RW/ROM, CD-DA, Video CD
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	146 x 165 x 41.3 mm
CD transfer rate (sustained mode)Known for one	Unknown — not stated by the source	7200 KB/s
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 7/Vista/ XP

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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