Canon EF 16-35mm f/4L IS USM on Canon EOS 1Dx vs Sigma 12-24mm F4.5-5.6 EX DG HSM II Canon on Canon EOS 1Dx

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=16mm & f/4 [?]
22

Lens Metric Scores

Sharpness [?]
13 P-Mpix
Transmission [?]
4.5 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1.4 EV
Chr. aberration [?]
6 µm

DXOMARK Score

Best at f=12mm & f/4.5 [?]
15

Lens Metric Scores

Sharpness [?]
11 P-Mpix
Transmission [?]
5.8 TStop
Distortion [?]
0.9 %
Vignetting [?]
-2.1 EV
Chr. aberration [?]
20 µm