Sony FE 70-200mm F2.8 GM OSS on Sony A7R II vs Tamron SP 70-200mm F/2.8 Di VC USD Canon on Canon EOS 5DS R vs Tamron SP 70-200mm F/2.8 Di VC USD Nikon on Nikon D810

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=100mm & f/2.8 [?]
39

Lens Metric Scores

Sharpness [?]
38 P-Mpix
Transmission [?]
2.9 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1.7 EV
Chr. aberration [?]
5 µm

DXOMARK Score

Best at f=100mm & f/2.8 [?]
35

Lens Metric Scores

Sharpness [?]
36 P-Mpix
Transmission [?]
3.1 TStop
Distortion [?]
0.2 %
Vignetting [?]
-1.6 EV
Chr. aberration [?]
7 µm

DXOMARK Score

Best at f=100mm & f/2.8 [?]
33

Lens Metric Scores

Sharpness [?]
28 P-Mpix
Transmission [?]
3.2 TStop
Distortion [?]
0.2 %
Vignetting [?]
-1.2 EV
Chr. aberration [?]
7 µm