Sigma 10-20mm F3.5 EX DC HSM Nikon on Nikon D7000 vs Sigma 10-20mm F3.5 EX DC HSM Canon on Canon EOS 7D vs Nikon AF-S NIKKOR 14-24mm f/2.8G ED on Nikon D3X

COMPARISON SELECTION (3 selected items max.)
Sigma 10-20mm F3.5 EX DC HSM Nikon
Sigma 10-20mm F3.5 EX DC HSM Nikon

DXOMARK Score
Best at f=12mm & f/3.5 [?]
14

Lens Metric Scores

Sharpness [?]
8 P-Mpix
Transmission [?]
3.5 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1.2 EV
Chr. aberration [?]
12 µm
Sigma 10-20mm F3.5 EX DC HSM Canon
Sigma 10-20mm F3.5 EX DC HSM Canon

DXOMARK Score
Best at f=10mm & f/3.5 [?]
14

Lens Metric Scores

Sharpness [?]
8 P-Mpix
Transmission [?]
3.9 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1 EV
Chr. aberration [?]
13 µm
Nikon AF-S NIKKOR 14-24mm f/2.8G ED
Nikon AF-S NIKKOR 14-24mm f/2.8G ED

DXOMARK Score
Best at f=16mm & f/2.8 [?]
25

Lens Metric Scores

Sharpness [?]
16 P-Mpix
Transmission [?]
3 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1.6 EV
Chr. aberration [?]
10 µm