Sigma 18-200mm F3.5-6.3 DC Nikon on Nikon D7100 vs Tamron 18-270mm F/3.5-6.3 Di II VC PZD Nikon on Nikon D7100 vs Sigma 17-50mm F2.8 EX DC OS HSM Nikon on Nikon D7100

COMPARISON SELECTION (3 selected items max.)
Sigma 18-200mm F3.5-6.3 DC Nikon
Sigma 18-200mm F3.5-6.3 DC Nikon

DXOMARK Score
Best at f=24mm & f/3.8 [?]
11

Lens Metric Scores

Sharpness [?]
6 P-Mpix
Transmission [?]
5.9 TStop
Distortion [?]
0.6 %
Vignetting [?]
-0.7 EV
Chr. aberration [?]
10 µm
Tamron 18-270mm F/3.5-6.3 Di II VC PZD Nikon
Tamron 18-270mm F/3.5-6.3 Di II VC PZD Nikon

DXOMARK Score
Best at f=18mm & f/4 [?]
11

Lens Metric Scores

Sharpness [?]
7 P-Mpix
Transmission [?]
6 TStop
Distortion [?]
0.7 %
Vignetting [?]
-0.9 EV
Chr. aberration [?]
9 µm
Sigma 17-50mm F2.8 EX DC OS HSM Nikon
Sigma 17-50mm F2.8 EX DC OS HSM Nikon

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