Sigma 120-300mm F2.8 DG OS HSM S Nikon on Nikon D810 vs Canon EF 200-400mm f/4L IS USM Extender 1.4x on Canon EOS 5DS R vs Nikon AF-S NIKKOR 200-400mm f/4G ED VR II on Nikon D810

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=120mm & f/2.8 [?]
31

Lens Metric Scores

Sharpness [?]
29 P-Mpix
Transmission [?]
3 TStop
Distortion [?]
0.2 %
Vignetting [?]
-1 EV
Chr. aberration [?]
6 µm

DXOMARK Score

Best at f=300mm & f/4 [?]
30

Lens Metric Scores

Sharpness [?]
33 P-Mpix
Transmission [?]
4.7 TStop
Distortion [?]
0 %
Vignetting [?]
-1.2 EV
Chr. aberration [?]
2 µm

DXOMARK Score

Best at f=250mm & f/4 [?]
27

Lens Metric Scores

Sharpness [?]
22 P-Mpix
Transmission [?]
4.9 TStop
Distortion [?]
0.1 %
Vignetting [?]
-1.2 EV
Chr. aberration [?]
11 µm