Canon EF-S 55-250mm f/4-5.6 IS STM on Canon EOS Rebel T2i, EOS 550D or Kiss X4 vs Tamron 18-200mm F/3.5-6.3 Di II VC (Model B018) Canon on Canon EOS Rebel T2i, EOS 550D or Kiss X4

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=55mm & f/4 [?]
11

Lens Metric Scores

Sharpness [?]
7 P-Mpix
Transmission [?]
5.2 TStop
Distortion [?]
0.2 %
Vignetting [?]
-1.1 EV
Chr. aberration [?]
7 µm

DXOMARK Score

Best at f=18mm & f/3.5 [?]
10

Lens Metric Scores

Sharpness [?]
6 P-Mpix
Transmission [?]
5.6 TStop
Distortion [?]
0.5 %
Vignetting [?]
-0.6 EV
Chr. aberration [?]
9 µm