Lenovo DB65 optical disc drive DVD±RW Black vs Lenovo ThinkPad UltraSlim USB DVD Burner

Comparison of DB65, ThinkPad UltraSlim USB DVD Burner

16 specifications	A Lenovo DB65 optical disc drive DVD±RW Black Model DB65 View product	B Lenovo ThinkPad UltraSlim USB DVD BurnerView product
Performance1 differ
Disc types supportedDiffers	CD-R, CD-ROM, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-R DL, DVD-RAM, DVD-ROM, DVD-RW	CD-R, CD-ROM, CD-RW, DVD+R, DVD+R DL, DVD+RW, DVD-R, DVD-R DL, DVD-RAM
InterfaceKnown for one	—Unknown — not stated by the source	USB 3.2 Gen 1 (3.1 Gen 1)
Drive device, buffer sizeKnown for one	—Unknown — not stated by the source	0.75 MB
Access timeidentical
DVD drive average random access timeKnown for one	160 ms	—Unknown — not stated by the source
CD-ROM drive average random access timeKnown for one	140 ms	—Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	15 - 85%	—Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	144 mm	—Unknown — not stated by the source
DepthKnown for one	137 mm	—Unknown — not stated by the source
HeightKnown for one	14 mm	—Unknown — not stated by the source
WeightKnown for one	200 g	—Unknown — not stated by the source
Other featuresidentical
Cache internalKnown for one	0.75 MB	—Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	—Unknown — not stated by the source	84717030

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.