Sigma SD1

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Sigma SD1
71%
Reviewed: May 2012
15.4 megapixels | 3" screen | APS-C sensor

The Sigma SD1 digital SLR is a significant departure from previous SD-series DSLRs in that rather than being limited to 4MP or less, it uses a brand new 15.3MPx3 1.5x crop Foveon X3 sensor (4800 x 3200 x 3 layers). Designed as the company's flagship camera, the SD1 has a weatherproof magnesium alloy body, 3" 460k dot LCD, and new 11-point twin-cross AF system. Image processing is in the hands of a 'Dual True II' engine that promises improved speed and image quality, and the camera is compatible with the full range of Sigma lenses.

Review summary

Summary The SD1 is a non-frills SLR with a very basic feature set that offers exceptional image quality at low ISOs (100-400). However it's let down by slow file write times and erratic control behaviour during this process. High ISO image quality is unremarkable, and there's no live view for tripod shooting. It's a specialist tool, but if you can live with its limitations it's capable of excellent results.
Good for Photographers looking for exceptional low ISO image quality, and willing to spend the time processing RAW to achieve it.
Not so good for Sports, action, or any kind or photography requiring high ISOs

Scoring

poor  excellent
Build quality
Ergonomics & handling
Features
Metering & focus accuracy
Image quality (raw)
Image quality (jpeg)
Low light / high ISO performance
Viewfinder / screen rating
Optics
Performance
Movie / video mode
Value

Scoring is relative only to the other cameras in the same category. Click here to find out more.

Sample galleries

Sigma SD1 Preview Samples

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Posted: Aug 31, 2011, Images: 41
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