Olympus M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO on Olympus OM-D E-M1 Mark II vs Sigma 18-35mm F1.8 DC HSM A Nikon on Nikon D500

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=25mm & f/2.8 [?]
25

Lens Metric Scores

Sharpness [?]
12 P-Mpix
Transmission [?]
3.3 TStop
Distortion [?]
1.3 %
Vignetting [?]
-0.9 EV
Chr. aberration [?]
10 µm

DXOMARK Score

Best at f=18mm & f/1.8 [?]
30

Lens Metric Scores

Sharpness [?]
16 P-Mpix
Transmission [?]
2.3 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1.3 EV
Chr. aberration [?]
8 µm