Pentax HD DA 15mm F4 ED AL Limited on Pentax K-5 IIs vs Carl Zeiss Distagon T 25mm f/2 ZE Canon on Canon EOS 5DS R

COMPARISON SELECTION (3 selected items max.)
Pentax HD DA 15mm F4 ED AL Limited
Pentax HD DA 15mm F4 ED AL Limited

DXOMARK Score
Best at f=15mm & f/5.6 [?]
15

Lens Metric Scores

Sharpness [?]
8 P-Mpix
Transmission [?]
4.3 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1.1 EV
Chr. aberration [?]
12 µm
Carl Zeiss Distagon T 25mm f/2 ZE Canon
Carl Zeiss Distagon T 25mm f/2 ZE Canon

DXOMARK Score
Best at f=25mm & f/2 [?]
33

Lens Metric Scores

Sharpness [?]
28 P-Mpix
Transmission [?]
2.2 TStop
Distortion [?]
0.4 %
Vignetting [?]
-2 EV
Chr. aberration [?]
5 µm