Pentax smc PENTAX DA 50-200mm F4-5.6 ED on Pentax K-50 vs Tamron SP AF 70-200mm F/2.8 Di LD (IF) MACRO Nikon on Nikon D800E

COMPARISON SELECTION (3 selected items max.)
Pentax smc PENTAX DA 50-200mm F4-5.6 ED
Pentax smc PENTAX DA 50-200mm F4-5.6 ED

DXOMARK Score
Best at f=80mm & f/4.5 [?]
12

Lens Metric Scores

Sharpness [?]
5 P-Mpix
Transmission [?]
5.2 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1 EV
Chr. aberration [?]
7 µm
Tamron SP AF 70-200mm F/2.8 Di LD (IF) MACRO Nikon
Tamron SP AF 70-200mm F/2.8 Di LD (IF) MACRO Nikon

DXOMARK Score
Best at f=70mm & f/2.8 [?]
28

Lens Metric Scores

Sharpness [?]
20 P-Mpix
Transmission [?]
3.4 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1.2 EV
Chr. aberration [?]
6 µm