Sigma 20mm F1.4 DG HSM A Nikon on Nikon D5 vs Nikon AF-S NIKKOR 20mm f/1.8G ED on Nikon D5 vs Carl Zeiss Distagon T* 2.8/15 ZF.2 Nikon on Nikon D5

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=20mm & f/2 [?]
37

Lens Metric Scores

Sharpness [?]
19 P-Mpix
Transmission [?]
1.6 TStop
Distortion [?]
0.7 %
Vignetting [?]
-2.1 EV
Chr. aberration [?]
10 µm

DXOMARK Score

Best at f=20mm & f/1.8 [?]
31

Lens Metric Scores

Sharpness [?]
16 P-Mpix
Transmission [?]
2.1 TStop
Distortion [?]
0.5 %
Vignetting [?]
-1.8 EV
Chr. aberration [?]
7 µm

DXOMARK Score

Best at f=15mm & f/2.8 [?]
27

Lens Metric Scores

Sharpness [?]
15 P-Mpix
Transmission [?]
3.2 TStop
Distortion [?]
0.5 %
Vignetting [?]
-1.8 EV
Chr. aberration [?]
9 µm