lens comparison with next photo IMG01332. ISO 100, program mode, f14 1/200 44mm on 18-50mm DC "kit" lens. Auto processing in Sigma PhotoPro (SPP) of X3F RAW file: no slider modifications in SPP. Saved in SPPas same size 16-bit TIFF file. No touch up (no elimination of sensor dust spots) in Photoshop Elements v3. This is "as shot" using monopod while seated on bench...not quite as good as tripod...Next shot with 50mm EX taken one minute later. Photo IMG01329 on page 2 is same view, same conditions 18-50mm @18mm, slightly cleaned up.