Sigma 17-70mm F2.8-4 DC MACRO OS HSM C Canon on Canon EOS 760D vs Canon EF-S 17-55mm f/2.8 IS USM on Canon EOS 760D vs Nikon AF-S DX Zoom-Nikkor 17-55mm f/2.8G IF-ED on Nikon D7000

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=24mm & f/3.2 [?]
17

Lens Metric Scores

Sharpness [?]
11 P-Mpix
Transmission [?]
4 TStop
Distortion [?]
0.4 %
Vignetting [?]
-0.7 EV
Chr. aberration [?]
6 µm

DXOMARK Score

Best at f=35mm & f/2.8 [?]
16

Lens Metric Scores

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

DXOMARK Score

Best at f=35mm & f/2.8 [?]
15

Lens Metric Scores

Sharpness [?]
6 P-Mpix
Transmission [?]
3.1 TStop
Distortion [?]
0.4 %
Vignetting [?]
-0.9 EV
Chr. aberration [?]
14 µm