Sigma 18-50mm F2.8 EX DC Macro Canon on Canon EOS 50D vs Tamron SP 17-50mm F/2.8 Di II XR VC LD Aspherical IF Canon on Canon EOS 50D

SÉLECTION (3 produits max.)
Sigma 18-50mm F2.8 EX DC Macro Canon
Sigma 18-50mm F2.8 EX DC Macro Canon

Score DXOMARK
Optimale à f=18mm & f/2.8 [?]
12

Valeurs clés

Piqué [?]
6 P-Mpix
Transmission [?]
3.3 TStop
Distorsion [?]
0.2 %
Vignettage [?]
-1 EV
Aberration chr. [?]
9 µm
Tamron SP 17-50mm F/2.8 Di II XR VC LD Aspherical IF Canon
Tamron SP 17-50mm F/2.8 Di II XR VC LD Aspherical IF Canon

Score DXOMARK
Optimale à f=17mm & f/2.8 [?]
12

Valeurs clés

Piqué [?]
7 P-Mpix
Transmission [?]
3.4 TStop
Distorsion [?]
0.3 %
Vignettage [?]
-0.7 EV
Aberration chr. [?]
6 µm