Pentax smc DA Star 200mm F2.8 ED (IF) SDM on Pentax K-3 vs Canon EF 200mm f/2.8L II USM on Canon EOS 70D vs Nikon AF Nikkor 180mm f/2.8D IF-ED on Nikon D7100

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=200mm & f/4 [?]
17

Lens Metric Scores

Sharpness [?]
8 P-Mpix
Transmission [?]
3.1 TStop
Distortion [?]
0 %
Vignetting [?]
-0.6 EV
Chr. aberration [?]
6 µm

DXOMARK Score

Best at f=200mm & f/2.8 [?]
19

Lens Metric Scores

Sharpness [?]
12 P-Mpix
Transmission [?]
3.3 TStop
Distortion [?]
0.1 %
Vignetting [?]
-0.4 EV
Chr. aberration [?]
5 µm

DXOMARK Score

Best at f=180mm & f/4 [?]
20

Lens Metric Scores

Sharpness [?]
8 P-Mpix
Transmission [?]
3.2 TStop
Distortion [?]
0.2 %
Vignetting [?]
-0.4 EV
Chr. aberration [?]
6 µm