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Product comparison · 2 optical disc drives

NEC DVD-RW AD-7170S vs Samsung Super-WriteMaster DVD Writer 18x, Black, 20-pk + Nero Software

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  • 17specifications compared
  • 7differ
  • 10identical
  • 22known for one product only

Key differences

  • Product colour
    • Beige
    • Black
  • Interface
    • Serial ATA
    • EIDE/ATA
  • DVD+R read speed
    • 16x
    • 12x
  • DVD drive average random access time
    • 160 ms
    • 130 ms
  • CD-ROM drive average random access time
    • 140 ms
    • 110 ms
  • Weight
    • 705 g
    • 750 g
  • Dimensions (WxDxH)
    • 148 x 175 x 42 mm
    • 148.2 x 170 x 42 mm

Side by side

Differences highlightedShow differences only
39 specifications
A

NEC

DVD-RW AD-7170SView product
B

Samsung

Super-WriteMaster DVD Writer 18x, Black, 20-pk + Nero SoftwareView product
Design1 differ
InternalYesYes
Product colourDiffersBeigeBlack
MountingKnown for oneVertical/Horizontal
Performance1 differ
InterfaceDiffersSerial ATAEIDE/ATA
Drive device, buffer sizeKnown for one2 MB
Burst transfer rateKnown for one1536 MB/s
Writing speedidentical
CD write speed48x48x
CD rewrite speed32x32x
CD-R write speedKnown for one48x
CD-RW write speedKnown for one32x
DVD+R Double Layer write speedKnown for one8x
DVD+R write speed18x18x
DVD+RW write speed8x8x
DVD-R Double Layer write speed8x8x
DVD-R write speed18x18x
DVD-RAM write speed12x12x
DVD-RW write speed6x6x
Reading speed1 differ
CD read speed48x48x
CD-R read speedKnown for one40x
CD-ROM read speedKnown for one48x
CD-RW read speedKnown for one40x
DVD+R read speedDiffers16x12x
DVD-R Double Layer read speedKnown for one8x
DVD-R read speedKnown for one12x
DVD-RAM read speedKnown for one12x
DVD-ROM read speedKnown for one16x
DVD-RW read speedKnown for one8x
DVD+R Double Layer read speedKnown for one8x
DVD+RW read speedKnown for one8x
Access time2 differ
DVD drive average random access timeDiffers160 ms130 ms
CD-ROM drive average random access timeDiffers140 ms110 ms
Weight & dimensions1 differ
WeightDiffers705 g750 g
Packaging contentidentical
Bundled softwareKnown for oneYes
Other features1 differ
Media types supportedKnown for oneDVD-RAM, DVD+R, DVD+R DL, DVD+RW, DVD-R, DVD-R DL, DVD-RW, DVD-Video, DVD-ROM, CD-R, CD-RW, CD-ROM, CD-ROM/XA, CD-Audio, Video-CD, Photo CD, CD-I (FMV), CD-Extra, CD-TEXT
Dimensions (WxDxH)Differs148 x 175 x 42 mm148.2 x 170 x 42 mm
Number of optical discsKnown for one1 discs
Record modesidentical
Disc-at-once (DAO)Known for oneYes
Session-at-once (SAO)Known for oneYes
Track-at-once (TAO)Known for oneYes

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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