21mm / f2.8 Performance

Performance at 21mm: f2.8 (centre frame)

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Contax N 17-35mm at 21mm/f2.8 Nikon 17-35mm AFS at 21mm/f2.8
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1 point

Performance at 21mm: f2.8 (10mm off-centre, left side)

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Contax N 17-35mm at 21mm/f2.8 Nikon 17-35mm AFS at 21mm/f2.8
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1 point

Performance at 21mm: f2.8 (upper left corner)

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Contax N 17-35mm at 21mm/f2.8 Nikon 17-35mm AFS at 21mm/f2.8
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0 points

Some of the advantage the Contax enjoyed over the Nikon at 17mm is whittled away at 21mm. The 17-35mm N still has marginally better corners, but the margin is diminished, and the Nikon is generally better across the frame.