Product comparison · 2 optical disc drives

Iomega Super DVD 20x vs Iomega USB 2.0 External Drive

8specifications compared
4differ
4identical
31known for one product only

Key differences

CD write speed
- Super DVD 20x:48x
- USB 2.0 External Drive:52x
CD rewrite speed
- Super DVD 20x:32x
- USB 2.0 External Drive:24x
CD read speed
- Super DVD 20x:48x
- USB 2.0 External Drive:52x

Side by side

Differences highlightedShow differences only

Comparison of Super DVD 20x, USB 2.0 External Drive
39 specifications	A Iomega Super DVD 20x View product	B Iomega USB 2.0 External Drive View product
Designidentical
Internal	No	No
Product colour	Black	Black
Performanceidentical
Drive device, buffer size	2 MB	2 MB
Writing speed2 differ
CD write speedDiffers	48x	52x
CD rewrite speedDiffers	32x	24x
CD-R write speedKnown for one	48x	Unknown — not stated by the source
CD-RW write speedKnown for one	32x	Unknown — not stated by the source
DVD+R Double Layer write speedKnown for one	8x	Unknown — not stated by the source
DVD+R write speedKnown for one	20x	Unknown — not stated by the source
DVD+RW write speedKnown for one	8x	Unknown — not stated by the source
DVD-R Double Layer write speedKnown for one	8x	Unknown — not stated by the source
DVD-R write speedKnown for one	20x	Unknown — not stated by the source
DVD-RAM write speedKnown for one	12x	Unknown — not stated by the source
DVD-RW write speedKnown for one	6x	Unknown — not stated by the source
Reading speed1 differ
CD read speedDiffers	48x	52x
CD-R read speedKnown for one	48x	Unknown — not stated by the source
CD-RW read speedKnown for one	40x	Unknown — not stated by the source
DVD+R read speedKnown for one	16x	Unknown — not stated by the source
DVD-R read speedKnown for one	16x	Unknown — not stated by the source
DVD-RAM read speedKnown for one	12x	Unknown — not stated by the source
DVD-ROM read speed	16x	16x
DVD-RW read speedKnown for one	12x	Unknown — not stated by the source
DVD+RW read speedKnown for one	12x	Unknown — not stated by the source
Record modesidentical
Disc-at-once (DAO)Known for one	Yes	Unknown — not stated by the source
Fixed packetKnown for one	Yes	Unknown — not stated by the source
Session-at-once (SAO)Known for one	Yes	Unknown — not stated by the source
Track-at-once (TAO)Known for one	Yes	Unknown — not stated by the source
Variable packetKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	1.48 kg	Unknown — not stated by the source
Other features1 differ
Media types supportedKnown for one	DVD+R DL/DVD+R/DVD+RW/DVD-R DL/DVD-R/DVD-RW/DVD-RAM/DVD-ROM/CD-R/CD-RW	Unknown — not stated by the source
Minimum system requirementsKnown for one	USB	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	168 x 244 x 57 mm	Unknown — not stated by the source
Minimum RAMKnown for one	256 MB	Unknown — not stated by the source
Minimum processorKnown for one	Pentium III	Unknown — not stated by the source
Compatible operating systemsDiffers	Microsoft Windows 2000 Professional / XP Home / XP Professional / Vista	Mac OS 8.6, 9.0.4, 9.1 / X; Microsoft Windows 98SE / 2000 / Me / XP
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Number of optical discsKnown for one	Unknown — not stated by the source	1 discs
Dimensions (W x D x H) (imperial)Known for one	Unknown — not stated by the source	190.5 x 247.7 x 50.8 mm (7.5 x 9.75 x 2")
Weight (imperial)Known for one	Unknown — not stated by the source	2.38 kg (5.25 lbs)

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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