Product comparison · 2 optical disc drives

Lenovo DB50 optical disc drive DVD-RW Black vs Lenovo ThinkPad Ultrabay 12.7mm

12specifications compared
9differ
3identical
27known for one product only

Key differences

Internal
- DB50 optical disc drive DVD-RW Black:No
- ThinkPad Ultrabay 12.7mm:Yes
Optical drive type
- DB50 optical disc drive DVD-RW Black:DVD-RW
- ThinkPad Ultrabay 12.7mm:DVD Super Multi DL
Interface
- DB50 optical disc drive DVD-RW Black:USB 2.0
- ThinkPad Ultrabay 12.7mm:Serial ATA
Optical disc diameter
- DB50 optical disc drive DVD-RW Black:120 mm
- ThinkPad Ultrabay 12.7mm:80,120 mm
Width
- DB50 optical disc drive DVD-RW Black:134 mm
- ThinkPad Ultrabay 12.7mm:128 mm
Depth
- DB50 optical disc drive DVD-RW Black:140 mm
- ThinkPad Ultrabay 12.7mm:129 mm
Height
- DB50 optical disc drive DVD-RW Black:18 mm
- ThinkPad Ultrabay 12.7mm:12.7 mm
Weight
- DB50 optical disc drive DVD-RW Black:320 g
- ThinkPad Ultrabay 12.7mm:185 g

Side by side

Differences highlightedShow differences only

Comparison of DB50, ThinkPad Ultrabay 12.7mm
39 specifications	A Lenovo DB50 optical disc drive DVD-RW Black Model DB50 View product	B Lenovo ThinkPad Ultrabay 12.7mm View product
Design1 differ
InternalDiffers	No	Yes
Product colour	Black	Black
Disc loading typeKnown for one	Unknown — not stated by the source	Top
MountingKnown for one	Unknown — not stated by the source	Horizontal
Performance4 differ
Purpose	Laptop	Laptop
Optical drive typeDiffers	DVD-RW	DVD Super Multi DL
Disc types supportedDiffers	CD, CD-R, CD-ROM, CD-RW, DVD, DVD+R, DVD+R DL, DVD+RW, DVD-R, DVD-R DL, DVD-RAM, DVD-RW	CD, DVD
InterfaceDiffers	USB 2.0	Serial ATA
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Optical disc diameterDiffers	120 mm	80,120 mm
Writing speedidentical
CD write speedKnown for one	Unknown — not stated by the source	24x
CD rewrite speedKnown for one	Unknown — not stated by the source	16x
CD-R write speedKnown for one	Unknown — not stated by the source	24x
CD-RW write speedKnown for one	Unknown — not stated by the source	16x
DVD+R Double Layer write speedKnown for one	Unknown — not stated by the source	6x
DVD+R write speedKnown for one	Unknown — not stated by the source	8x
DVD+RW write speedKnown for one	Unknown — not stated by the source	8x
DVD-R Double Layer write speedKnown for one	Unknown — not stated by the source	6x
DVD-R write speedKnown for one	Unknown — not stated by the source	8x
DVD-RAM write speedKnown for one	Unknown — not stated by the source	5x
Reading speedidentical
CD read speed	24x	24x
CD-R read speedKnown for one	Unknown — not stated by the source	24x
CD-ROM read speedKnown for one	Unknown — not stated by the source	24x
CD-RW read speedKnown for one	Unknown — not stated by the source	24x
DVD+R read speedKnown for one	Unknown — not stated by the source	8x
DVD-R Double Layer read speedKnown for one	Unknown — not stated by the source	8x
DVD-R read speedKnown for one	Unknown — not stated by the source	8x
DVD-RAM read speedKnown for one	Unknown — not stated by the source	5x
DVD-ROM read speedKnown for one	Unknown — not stated by the source	8x
DVD-RW read speedKnown for one	Unknown — not stated by the source	8x
DVD+R Double Layer read speedKnown for one	Unknown — not stated by the source	8x
DVD+RW read speedKnown for one	Unknown — not stated by the source	8x
Access timeidentical
DVD drive average random access timeKnown for one	Unknown — not stated by the source	160 ms
CD-ROM drive average random access timeKnown for one	Unknown — not stated by the source	140 ms
Weight & dimensions4 differ
WidthDiffers	134 mm	128 mm
DepthDiffers	140 mm	129 mm
HeightDiffers	18 mm	12.7 mm
WeightDiffers	320 g	185 g
Packaging contentidentical
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)

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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