Sigma 120-300mm F2.8 DG OS HSM S Canon on Canon EOS 5D Mark III vs Tamron SP 70-200mm F/2.8 Di VC USD Canon on Canon EOS 5D Mark III

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=300mm & f/2.8 [?]
29

Lens Metric Scores

Sharpness [?]
20 P-Mpix
Transmission [?]
2.8 TStop
Distortion [?]
0.2 %
Vignetting [?]
-1.1 EV
Chr. aberration [?]
7 µm

DXOMARK Score

Best at f=100mm & f/2.8 [?]
28

Lens Metric Scores

Sharpness [?]
20 P-Mpix
Transmission [?]
3.2 TStop
Distortion [?]
0.2 %
Vignetting [?]
-1.4 EV
Chr. aberration [?]
7 µm