Sigma 12-24mm F4 DG HSM A Nikon on Nikon D810 vs Sigma 12-24mm F4 DG HSM A Canon on Canon EOS 5DS R

COMPARISON SELECTION (3 selected items max.)
Sigma 12-24mm F4 DG HSM A Nikon
Sigma 12-24mm F4 DG HSM A Nikon

DXOMARK Score
Best at f=12mm & f/4 [?]
27

Lens Metric Scores

Sharpness [?]
25 P-Mpix
Transmission [?]
4.6 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1.3 EV
Chr. aberration [?]
10 µm
Sigma 12-24mm F4 DG HSM A Canon
Sigma 12-24mm F4 DG HSM A Canon

DXOMARK Score
Best at f=16mm & f/4 [?]
24

Lens Metric Scores

Sharpness [?]
16 P-Mpix
Transmission [?]
4.7 TStop
Distortion [?]
0.3 %
Vignetting [?]
-0.7 EV
Chr. aberration [?]
8 µm