Product comparison · 2 optical disc drives

BenQ 1650S Black Bulk vs BenQ CD 652A

8specifications compared
5differ
3identical
4known for one product only

Key differences

Drive device, buffer size
- 1650S Black Bulk:0.256 MB
- CD 652A:0.125 MB
CD read speed
- 1650S Black Bulk:48x
- CD 652A:56x
Access time
- 1650S Black Bulk:85 ms
- CD 652A:90 ms
Dimensions (WxDxH)
- 1650S Black Bulk:200 x 148 x 42.3 mm
- CD 652A:148 x 198 x 42 mm
Sustained data rate
- 1650S Black Bulk:7.2 MB/s
- CD 652A:8.4 MB/s

Side by side

Differences highlightedShow differences only

Comparison of 1650S Black Bulk, CD 652A
12 specifications	A BenQ 1650S Black Bulk View product	B BenQ CD 652A View product
Designidentical
Internal	Yes	Yes
Performance1 differ
Drive device, buffer sizeDiffers	0.256 MB	0.125 MB
Burst transfer rate	33.3 MB/s	33.3 MB/s
Compatible productsKnown for one	Unknown — not stated by the source	OS: Windows 95/98/ME/NT 4.0/2000/XP
Reading speed1 differ
CD read speedDiffers	48x	56x
DVD read speedKnown for one	16x	Unknown — not stated by the source
Access time1 differ
Access timeDiffers	85 ms	90 ms
Weight & dimensionsidentical
Weight	1.1 kg	1.1 kg
Other features2 differ
Media types supportedKnown for one	DVD ROM (SL/DL), DVD-Video, DVD-R (3.95Gb/4.7Gb), DVD-RW (ver. 2.0), CD-R/RW, CD-DA, CD-ROM, CD ROM/XA, VCD, CD-I, CD-Extra, CD-Text	Unknown — not stated by the source
Dimensions (WxDxH)Differs	200 x 148 x 42.3 mm	148 x 198 x 42 mm
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Sustained data rateDiffers	7.2 MB/s	8.4 MB/s

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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