Tamron SP 24-70mm F2.8 Di VC USD Nikon on Nikon D7100 vs Nikon AF-S Nikkor 24-70mm f/2.8G ED on Nikon D7100 vs Sigma 17-50mm F2.8 EX DC OS HSM Nikon on Nikon D7100

COMPARISON SELECTION (3 selected items max.)

DxOMark Score

Best at f=24mm & f/2.8 [?]
21

Lens Metric Scores

Sharpness [?]
11 P-Mpix
Transmission [?]
3.3 TStop
Distortion [?]
0.2 %
Vignetting [?]
-0.3 EV
Chr. aberration [?]
4 µm

DxOMark Score

Best at f=24mm & f/2.8 [?]
20

Lens Metric Scores

Sharpness [?]
12 P-Mpix
Transmission [?]
3.4 TStop
Distortion [?]
0.1 %
Vignetting [?]
-0.5 EV
Chr. aberration [?]
14 µm

DxOMark Score

Best at f=50mm & f/2.8 [?]
20

Lens Metric Scores

Sharpness [?]
14 P-Mpix
Transmission [?]
3.3 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1.1 EV
Chr. aberration [?]
10 µm