Product comparison · 2 optical disc drives

ASUS External slim dvd+/-rw usb/fw vs Lenovo IBM USB 2.0 CD-RW/DVD-ROM Drive

Key differences

CD write speed
- External slim dvd+/-rw usb/fw:24x
- IBM USB 2.0 CD-RW/DVD-ROM Drive:8x
CD rewrite speed
- External slim dvd+/-rw usb/fw:24x
- IBM USB 2.0 CD-RW/DVD-ROM Drive:8x
CD read speed
- External slim dvd+/-rw usb/fw:24x
- IBM USB 2.0 CD-RW/DVD-ROM Drive:20x
DVD read speed
- External slim dvd+/-rw usb/fw:8x
- IBM USB 2.0 CD-RW/DVD-ROM Drive:6x

Differences highlightedShow differences only

Comparison of External slim dvd+/-rw usb/fw, IBM USB 2.0 CD-RW/DVD-ROM Drive
16 specifications	A ASUS External slim dvd+/-rw usb/fw View product	B Lenovo IBM USB 2.0 CD-RW/DVD-ROM Drive View product
Designidentical
Internal	No	No
Writing speed2 differ
CD write speedDiffers	24x	8x
CD rewrite speedDiffers	24x	8x
Reading speed2 differ
CD read speedDiffers	24x	20x
DVD read speedDiffers	8x	6x
Other features1 differ
Write methodsKnown for one	TAO, DAO, SAO, Packet Write	Unknown — not stated by the source
Compatible operating systemsDiffers	Microsoft Windows XP/ NT/ ME/ 2000/ 98/ 98SE	Microsoft Windows XP, Microsoft Windows 2000 SP4 or later
DVD+R speedKnown for one	8x	Unknown — not stated by the source
DVD+RW speedKnown for one	4x	Unknown — not stated by the source
DVD-R speedKnown for one	8x	Unknown — not stated by the source
DVD-RW speedKnown for one	4x	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	157 x 130 x 19 mm
I/O portsKnown for one	Unknown — not stated by the source	USB 2.0
Performanceidentical
InterfaceKnown for one	Unknown — not stated by the source	USB 2.0
Drive device, buffer sizeKnown for one	Unknown — not stated by the source	2 MB
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	305 g

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.