Sigma 17-35mm F2.8-4 EX Aspherical HSM Canon on Canon EOS 5DS R vs Nikon AF Zoom-Nikkor 18-35mm f/3.5-4.5D IF-ED on Nikon D800E

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=17mm & f/2.8 [?]
23

Lens Metric Scores

Sharpness [?]
11 P-Mpix
Transmission [?]
4 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1.5 EV
Chr. aberration [?]
9 µm

DXOMARK Score

Best at f=28mm & f/4.2 [?]
22

Lens Metric Scores

Sharpness [?]
14 P-Mpix
Transmission [?]
4.6 TStop
Distortion [?]
0.7 %
Vignetting [?]
-1.2 EV
Chr. aberration [?]
17 µm