Product comparison · 2 optical disc drives

BenQ DVD+/-RW DL DW1620 vs BenQ DVD-Rewriter EW162I

Key differences

CD write speed
- DVD+/-RW DL DW1620:40x
- DVD-Rewriter EW162I:24x
CD rewrite speed
- DVD+/-RW DL DW1620:24x
- DVD-Rewriter EW162I:10x
DVD write speed
- DVD+/-RW DL DW1620:16x
- DVD-Rewriter EW162I:8x
DVD read speed
- DVD+/-RW DL DW1620:16x
- DVD-Rewriter EW162I:12x
DVD drive average random access time
- DVD+/-RW DL DW1620:120 ms
- DVD-Rewriter EW162I:160 ms
Dimensions (WxDxH)
- DVD+/-RW DL DW1620:198 x 146 x 42 mm
- DVD-Rewriter EW162I:48 x 155 x 231 mm

Differences highlightedShow differences only

Comparison of DVD+/-RW DL DW1620, DVD-Rewriter EW162I
24 specifications	A BenQ DVD+/-RW DL DW1620 View product	B BenQ DVD-Rewriter EW162I View product
Performanceidentical
InterfaceKnown for one	Unknown — not stated by the source	USB 2.0
Writing speed3 differ
CD write speedDiffers	40x	24x
CD rewrite speedDiffers	24x	10x
DVD write speedDiffers	16x	8x
Reading speed1 differ
DVD read speedDiffers	16x	12x
Access time1 differ
DVD drive average random access timeDiffers	120 ms	160 ms
Other features4 differ
Power requirementsDiffers	DC 5V +/- 5%, ripple 100mVpp; DC12V+/- 10%, ripple 200mVpp	DC 5V +/- 5%, 1.8A; DC12V+/- 10%, 1.9A
Media types supportedDiffers	DVD 120 mm, CD 80 mm/120 mm	DVD -/+R/RW, +RDL (8,5 Gb); CD-R/RW
Write methodsDiffers	Disc-at-once, Track-at-once, Multi-session, Packet writing, Raw writing, Direct Over write, Test write	DVD: DVD Data and Video; CD: Disc-at-once, Track-at-once, Multi-session, Packet writing, CD Digital Audio, Direct Over write on CDRW, Simuleted Writing
Dimensions (WxDxH)Differs	198 x 146 x 42 mm	48 x 155 x 231 mm
Technical featuresKnown for one	Unknown — not stated by the source	- 2.4x Double Layer Writing; - Cool and stylish appearance with fit size and unique heat dissipation; - Book Type Management; - Unique black CD tray enhance readability and writing.
Logical recording formatKnown for one	DVD -/+R/RW; CD-R/RW	Unknown — not stated by the source

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.