Olympus m zuiko 25mm f 1 2 pro vs yongnuo yn25mm f 1 7m?

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From Olympus M.Zuiko 25mm f/1.2 PRO: Olympus M.Zuiko 25mm f/1.2 PRO: A prime lens by Olympus for Micro Four Thirds cameras, 25mm f/1.2. A weather-sealed f/1.2 standard prime, 50mm equivalent. Specs - Maker: Olympus - Focal length: 25mm (prime) - Maximum aperture: f/1.2 - Made for: Micro Four Thirds sensors - Mounts: Micro Four Thirds - Stabilised: no - Autofocus: yes What it frames like - On Micro Four Thirds (Micro Four Thirds): like 50mm on full frame; f/1.2 gives about ...

From Yongnuo YN25mm f/1.7M: Yongnuo YN25mm f/1.7M: A prime lens by Yongnuo for Micro Four Thirds cameras, 25mm f/1.7. Specs - Maker: Yongnuo - Focal length: 25mm (prime) - Maximum aperture: f/1.7 - Made for: Micro Four Thirds sensors - Mounts: Micro Four Thirds - Stabilised: no - Autofocus: yes What it frames like - On Micro Four Thirds (Micro Four Thirds): like 50mm on full frame; f/1.7 gives about the depth of field of f/3.4 there. ...

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