Set 1: Pentax Sigma (Click to Enlarge; Warning: Original Files in Large Size!)
Set 2: Pentax Sigma
Set 3: Pentax Sigma
Set 4: Pentax Sigma 1 Sigma 2
After all, the pixel sharpness of the DP1X pictures is impressive. And I do somehow prefer the colour rendition of the Sigma, too, which looks more natural for