Sony 500mm F4 G SSM on Sony Alpha 900 vs Canon EF 300mm f/2.8L IS II USM on Canon EOS 5DS R vs Canon EF 300mm f/4L IS USM on Canon EOS 5D Mark II

COMPARISON SELECTION (3 selected items max.)

DxOMark Score

Best at f=500mm & f/4 [?]
20

Lens Metric Scores

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

DxOMark Score

Best at f=300mm & f/2.8 [?]
37

Lens Metric Scores

Sharpness [?]
45 P-Mpix
Transmission [?]
3.3 TStop
Distortion [?]
0 %
Vignetting [?]
-1 EV
Chr. aberration [?]
4 µm

DxOMark Score

Best at f=300mm & f/5.6 [?]
17

Lens Metric Scores

Sharpness [?]
13 P-Mpix
Transmission [?]
4.6 TStop
Distortion [?]
0.2 %
Vignetting [?]
-0.8 EV
Chr. aberration [?]
6 µm