Pentax smc PENTAX DA 16-45mm F4 ED AL on Pentax K-3 vs Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical [IF] Nikon on Nikon D5200 vs Sigma 17-50mm F2.8 EX DC OS HSM Nikon on Nikon D5200

COMPARISON SELECTION (3 selected items max.)
Pentax smc PENTAX DA 16-45mm F4 ED AL
Pentax smc PENTAX DA 16-45mm F4 ED AL

DXOMARK Score
Best at f=28mm & f/4 [?]
18

Lens Metric Scores

Sharpness [?]
11 P-Mpix
Transmission [?]
4.2 TStop
Distortion [?]
0.3 %
Vignetting [?]
-0.7 EV
Chr. aberration [?]
16 µm
Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical [IF] Nikon
Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical [IF] Nikon

DXOMARK Score
Best at f=24mm & f/3.5 [?]
17

Lens Metric Scores

Sharpness [?]
10 P-Mpix
Transmission [?]
3.6 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1 EV
Chr. aberration [?]
5 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/4 [?]
19

Lens Metric Scores

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