Canon EF-S 55-250mm f/4-5.6 IS II on Canon EOS 500D, DIGITAL REBEL T1i or Kiss Digital X3 vs Tamron SP AF 70-200mm F/2.8 Di LD (IF) MACRO Canon on Canon EOS 500D, DIGITAL REBEL T1i or Kiss Digital X3 vs Sigma 70-300mm F4-5.6 APO-M DG Macro Canon on Canon EOS 500D, DIGITAL REBEL T1i or Kiss Digital X3

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=55mm & f/4 [?]
10

Lens Metric Scores

Sharpness [?]
5 P-Mpix
Transmission [?]
5 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1 EV
Chr. aberration [?]
7 µm

DXOMARK Score

Best at f=85mm & f/2.8 [?]
13

Lens Metric Scores

Sharpness [?]
7 P-Mpix
Transmission [?]
3.3 TStop
Distortion [?]
0.1 %
Vignetting [?]
-0.4 EV
Chr. aberration [?]
8 µm

DXOMARK Score

Best at f=70mm & f/4 [?]
10

Lens Metric Scores

Sharpness [?]
6 P-Mpix
Transmission [?]
5.1 TStop
Distortion [?]
0.2 %
Vignetting [?]
-0.6 EV
Chr. aberration [?]
6 µm