Canon EF 200-400mm f/4L IS USM Extender 1.4x on Canon EOS 5D Mark III vs Canon EF 200-400mm f/4L IS USM Extender 1.4x ON on Canon EOS 5D Mark III

COMPARISON SELECTION (3 selected items max.)

DxOMark Score

Best at f=300mm & f/4 [?]
24

Lens Metric Scores

Sharpness [?]
19 P-Mpix
Transmission [?]
4.7 TStop
Distortion [?]
0 %
Vignetting [?]
-1 EV
Chr. aberration [?]
2 µm

DxOMark Score

Best at f=350mm & f/5.6 [?]
17

Lens Metric Scores

Sharpness [?]
14 P-Mpix
Transmission [?]
6.9 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1 EV
Chr. aberration [?]
4 µm