Sigma 30mm F1.4 EX DC HSM Canon on Canon EOS 7D vs Canon EF 28mm f/1.8 USM on Canon EOS 7D vs Canon EF 50mm f/1.8 II on Canon EOS 7D

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=30mm & f/1.4 [?]
15

Lens Metric Scores

Sharpness [?]
8 P-Mpix
Transmission [?]
1.8 TStop
Distortion [?]
0.5 %
Vignetting [?]
-1.1 EV
Chr. aberration [?]
19 µm

DXOMARK Score

Best at f=28mm & f/2 [?]
16

Lens Metric Scores

Sharpness [?]
9 P-Mpix
Transmission [?]
2.1 TStop
Distortion [?]
0.3 %
Vignetting [?]
-0.7 EV
Chr. aberration [?]
20 µm

DXOMARK Score

Best at f=50mm & f/2.8 [?]
19

Lens Metric Scores

Sharpness [?]
10 P-Mpix
Transmission [?]
2.1 TStop
Distortion [?]
0.2 %
Vignetting [?]
-0.7 EV
Chr. aberration [?]
6 µm