Sigma 19mm F2.8 EX DN Sony E on Sony NEX-7 vs Sony E 20mm F2.8 on Sony NEX-7

COMPARISON SELECTION (3 selected items max.)

DxOMark Score

Best at f=19mm & f/2.8 [?]
18

Lens Metric Scores

Sharpness [?]
11 P-Mpix
Transmission [?]
3.1 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1.2 EV
Chr. aberration [?]
10 µm

DxOMark Score

Best at f=20mm & f/2.8 [?]
17

Lens Metric Scores

Sharpness [?]
10 P-Mpix
Transmission [?]
2.9 TStop
Distortion [?]
0.8 %
Vignetting [?]
-2.3 EV
Chr. aberration [?]
12 µm