Sigma 20mm F1.4 DG HSM A Canon on Canon EOS 5D Mark III vs Nikon AF-S NIKKOR 20mm f/1.8G ED on Nikon D750 vs Sigma 20mm F1.8 EX DG ASP RF Nikon on Nikon D750

SÉLECTION (3 produits max.)

Score DXOMARK

Optimale à f=20mm & f/1.4 [?]
31

Valeurs clés

Piqué [?]
18 P-Mpix
Transmission [?]
1.7 TStop
Distorsion [?]
0.8 %
Vignettage [?]
-1.7 EV
Aberration chr. [?]
6 µm

Score DXOMARK

Optimale à f=20mm & f/1.8 [?]
30

Valeurs clés

Piqué [?]
19 P-Mpix
Transmission [?]
2.1 TStop
Distorsion [?]
0.5 %
Vignettage [?]
-1.9 EV
Aberration chr. [?]
7 µm

Score DXOMARK

Optimale à f=20mm & f/2.8 [?]
25

Valeurs clés

Piqué [?]
18 P-Mpix
Transmission [?]
2.1 TStop
Distorsion [?]
0.7 %
Vignettage [?]
-2.5 EV
Aberration chr. [?]
8 µm