Product comparison · 2 optical disc drives

NEC ND-3550 DVD-RW Black vs NEC ND-3551 DVD RW Black

Key differences

Differences highlightedShow differences only

Comparison of ND-3550 DVD-RW Black, ND-3551 DVD RW Black
41 specifications	A NEC ND-3550 DVD-RW Black View product	B NEC ND-3551 DVD RW Black View product
Writing speed4 differ
CD write speedDiffers	48x	32x
CD rewrite speedDiffers	48x	32x
DVD-RW write speedDiffers	6x	8x
DVD write speedDiffers	16x	8x
DVD rewrite speedKnown for one	Unknown — not stated by the source	8x
Reading speedidentical
CD-R read speedKnown for one	Unknown — not stated by the source	48x
CD-RW read speedKnown for one	Unknown — not stated by the source	32x
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	6x
DVD-R read speedKnown for one	Unknown — not stated by the source	16x
DVD-RW read speedKnown for one	Unknown — not stated by the source	8x
DVD+RW read speedKnown for one	Unknown — not stated by the source	8x
Other features1 differ
Media types supportedKnown for one	Unknown — not stated by the source	DVD-ROM, DVD-R (DL - 2005), DVD-RW, DVD+R, DVD+RW,DVD+R9,CD-ROM, CD-R & CD-RW - 80mm & 120mm
Write methodsDiffers	DAO, SAO,TAO + zero gap,variable / fixed packet, multisession	DAO, SAO,TAO + zero gap, variable / fixed packet, multisession
Technical featuresKnown for one	-Dust protected enclosure -Emergency eject	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	900 g	Unknown — not stated by the source

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.