Pentax smc PENTAX DA 55-300mm F4-5.8 ED on Pentax K-3 vs Pentax smc DA Star 300mm F4 ED (IF) SDM on Pentax K-3

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=300mm & f/5.8 [?]
14

Lens Metric Scores

Sharpness [?]
7 P-Mpix
Transmission [?]
5.1 TStop
Distortion [?]
0.4 %
Vignetting [?]
-0.8 EV
Chr. aberration [?]
9 µm

DXOMARK Score

Best at f=300mm & f/4 [?]
17

Lens Metric Scores

Sharpness [?]
9 P-Mpix
Transmission [?]
4.4 TStop
Distortion [?]
0.1 %
Vignetting [?]
-0.5 EV
Chr. aberration [?]
6 µm