Sigma 18-35mm F1.8 DC HSM A Canon on Canon EOS Rebel T2i, EOS 550D or Kiss X4 vs Canon EF 28mm f/2.8 IS USM on Canon EOS Rebel T2i, EOS 550D or Kiss X4 vs Canon EF-S 24mm f/2.8 STM on Canon EOS Rebel T2i, EOS 550D or Kiss X4

COMPARISON SELECTION (3 selected items max.)
Sigma 18-35mm F1.8 DC HSM A Canon
Sigma 18-35mm F1.8 DC HSM A Canon

DXOMARK Score
Best at f=18mm & f/1.8 [?]
26

Lens Metric Scores

Sharpness [?]
14 P-Mpix
Transmission [?]
1.8 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1 EV
Chr. aberration [?]
7 µm
Canon EF 28mm f/2.8 IS USM
Canon EF 28mm f/2.8 IS USM

DXOMARK Score
Best at f=28mm & f/2.8 [?]
18

Lens Metric Scores

Sharpness [?]
9 P-Mpix
Transmission [?]
2.7 TStop
Distortion [?]
0.3 %
Vignetting [?]
-0.8 EV
Chr. aberration [?]
12 µm
Canon EF-S 24mm f/2.8 STM
Canon EF-S 24mm f/2.8 STM

DXOMARK Score
Best at f=24mm & f/2.8 [?]
18

Lens Metric Scores

Sharpness [?]
12 P-Mpix
Transmission [?]
3 TStop
Distortion [?]
0.5 %
Vignetting [?]
-1.4 EV
Chr. aberration [?]
15 µm