Sigma 70-200mm F2.8 EX DG APO OS HSM Nikon on Nikon D800E vs Sony FE 70-200mm F4 G OSS on Sony A7R

COMPARISON SELECTION (3 selected items max.)
Sigma 70-200mm F2.8 EX DG APO OS HSM Nikon
Sigma 70-200mm F2.8 EX DG APO OS HSM Nikon

DXOMARK Score
Best at f=135mm & f/2.8 [?]
27

Lens Metric Scores

Sharpness [?]
20 P-Mpix
Transmission [?]
3.1 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1.2 EV
Chr. aberration [?]
7 µm
Sony FE 70-200mm F4 G OSS
Sony FE 70-200mm F4 G OSS

DXOMARK Score
Best at f=135mm & f/4 [?]
27

Lens Metric Scores

Sharpness [?]
23 P-Mpix
Transmission [?]
4.7 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1.3 EV
Chr. aberration [?]
4 µm