Olympus M.ZUIKO DIGITAL ED 75mm F1.8 on Olympus OM-D E-M1 vs Tamron SP AF 28-75mm F/2.8 XR Di LD Aspherical [IF] Canon on Canon EOS 6D vs Olympus M.ZUIKO DIGITAL ED 12-40mm F2.8 PRO on Olympus OM-D E-M1

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=75mm & f/1.8 [?]
27

Lens Metric Scores

Sharpness [?]
12 P-Mpix
Transmission [?]
2 TStop
Distortion [?]
0.1 %
Vignetting [?]
-0.7 EV
Chr. aberration [?]
3 µm

DXOMARK Score

Best at f=28mm & f/2.8 [?]
20

Lens Metric Scores

Sharpness [?]
15 P-Mpix
Transmission [?]
3.4 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1.5 EV
Chr. aberration [?]
10 µm

DXOMARK Score

Best at f=12mm & f/2.8 [?]
20

Lens Metric Scores

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