Nikon AF-S NIKKOR 300mm f/2.8G ED VR II on Nikon D7100 vs Canon EF 200-400mm f/4L IS USM Extender 1.4x on Canon EOS 1Dx

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=300mm & f/2.8 [?]
24

Lens Metric Scores

Sharpness [?]
15 P-Mpix
Transmission [?]
3.3 TStop
Distortion [?]
0 %
Vignetting [?]
-0.5 EV
Chr. aberration [?]
2 µm

DXOMARK Score

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

Lens Metric Scores

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