Olympus M.ZUIKO DIGITAL ED 40-150mm f4.0-5.6 on Olympus OM-D E-M5 vs Nikon AF-S DX VR Zoom-Nikkor 55-200mm f/4-5.6G IF-ED on Nikon D300 vs Canon EF-S 55-250mm f/4-5.6 IS II on Canon EOS 7D

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=70mm & f/5.6 [?]
13

Lens Metric Scores

Sharpness [?]
7 P-Mpix
Transmission [?]
5 TStop
Distortion [?]
0.2 %
Vignetting [?]
-0.6 EV
Chr. aberration [?]
9 µm

DXOMARK Score

Best at f=70mm & f/4.2 [?]
9

Lens Metric Scores

Sharpness [?]
6 P-Mpix
Transmission [?]
5.2 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1 EV
Chr. aberration [?]
8 µm

DXOMARK Score

Best at f=55mm & f/4 [?]
11

Lens Metric Scores

Sharpness [?]
6 P-Mpix
Transmission [?]
5 TStop
Distortion [?]
0.3 %
Vignetting [?]
-1 EV
Chr. aberration [?]
7 µm