Product comparison · 2 optical disc drives

BenQ DVD+/-RW DL DW1620 vs BenQ DVD+ -RWDLDW1620pro

20specifications compared
4differ
16identical
2known for one product only

Key differences

Operating temperature (T-T)
- DVD+/-RW DL DW1620:5 - 45 °C
- DVD+ -RWDLDW1620pro:5 - 50 °C
Minimum storage drive space
- DVD+/-RW DL DW1620:0.097 GB
- DVD+ -RWDLDW1620pro:1.1 GB

Side by side

Differences highlightedShow differences only

Comparison of DVD+/-RW DL DW1620, DVD+ -RWDLDW1620pro
22 specifications	A BenQ DVD+/-RW DL DW1620 View product	B BenQ DVD+ -RWDLDW1620pro View product
Designidentical
Internal	Yes	Yes
Performanceidentical
Drive device, buffer size	2 MB	2 MB
Writing speedidentical
CD write speed	40x	40x
CD rewrite speed	24x	24x
DVD write speed	16x	16x
DVD rewrite speed	4x	4x
Reading speedidentical
CD read speed	40x	40x
DVD read speed	16x	16x
Access timeidentical
DVD drive average random access time	120 ms	120 ms
Operational conditions1 differ
Operating relative humidity (H-H)	8 - 80%	8 - 80%
Operating temperature (T-T)Differs	5 - 45 °C	5 - 50 °C
Storage temperature (T-T)	-40 - 60 °C	-40 - 60 °C
Weight & dimensionsidentical
Weight	1 kg	1 kg
Other features3 differ
Power requirements	DC 5V +/- 5%, ripple 100mVpp; DC12V+/- 10%, ripple 200mVpp	DC 5V +/- 5%, ripple 100mVpp; DC12V+/- 10%, ripple 200mVpp
Media types supportedKnown for one	DVD 120 mm, CD 80 mm/120 mm	Unknown — not stated by the source
Logical recording formatKnown for one	DVD -/+R/RW; CD-R/RW	Unknown — not stated by the source
Write methodsDiffers	Disc-at-once, Track-at-once, Multi-session, Packet writing, Raw writing, Direct Over write, Test write	DVD Data & Video; Disc-at-once, Track-at-once, Multi-session, Packet writing, CD Digital Audio, Direct Over write on CDRW, Simulated Writing
Dimensions (WxDxH)	198 x 146 x 42 mm	198 x 146 x 42 mm
Minimum RAM	128 MB	128 MB
Minimum processorDiffers	IBM PC compatible Pentium III 550MHz	IBM PC compatible Pentium III 550MHz CPU
Minimum storage drive spaceDiffers	0.097 GB	1.1 GB
Compatible operating systems	Windows 98/ ME / 2000/ XP	Windows 98/ ME / 2000/ XP

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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