Sigma 20mm F1.4 DG HSM A Canon on Canon EOS 5D Mark III vs Canon EF 11-24mm f/4L USM on Canon EOS 5DS R vs Sigma 12-24mm F4.5-5.6 EX DG HSM II Canon on Canon EOS 5DS R

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=20mm & f/1.4 [?]
31

Lens Metric Scores

Sharpness [?]
18 P-Mpix
Transmission [?]
1.7 TStop
Distortion [?]
0.8 %
Vignetting [?]
-1.7 EV
Chr. aberration [?]
6 µm

DXOMARK Score

Best at f=18mm & f/4 [?]
28

Lens Metric Scores

Sharpness [?]
26 P-Mpix
Transmission [?]
4.5 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1.9 EV
Chr. aberration [?]
16 µm

DXOMARK Score

Best at f=12mm & f/4.5 [?]
18

Lens Metric Scores

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