Pentax smc D FA MACRO 100mm F2.8 WR on Pentax K-5 II vs Canon EF 100mm f/2.8L Macro IS USM on Canon EOS 50D vs Tamron SP AF 90mm F/2.8 Di MACRO Canon on Canon EOS 50D

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=100mm & f/4 [?]
18

Lens Metric Scores

Sharpness [?]
8 P-Mpix
Transmission [?]
3.2 TStop
Distortion [?]
0 %
Vignetting [?]
-0.4 EV
Chr. aberration [?]
6 µm

DXOMARK Score

Best at f=100mm & f/2.8 [?]
15

Lens Metric Scores

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

DXOMARK Score

Best at f=90mm & f/2.8 [?]
15

Lens Metric Scores

Sharpness [?]
7 P-Mpix
Transmission [?]
3.2 TStop
Distortion [?]
0 %
Vignetting [?]
-0.4 EV
Chr. aberration [?]
8 µm