Yongnuo yn17mm f 1 7m vs panasonic leica dg 15mm f 1 7?

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From Panasonic Leica DG 15mm f/1.7: Panasonic Leica DG 15mm f/1.7: A prime lens by Panasonic for Micro Four Thirds cameras, 15mm f/1.7. Specs - Maker: Panasonic - Focal length: 15mm (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 30mm on full frame; f/1.7 gives about the depth of field of f/3.4 there. ...

From Yongnuo YN17mm f/1.7M: Yongnuo YN17mm f/1.7M: A prime lens by Yongnuo for Micro Four Thirds cameras, 17mm f/1.7. Specs - Maker: Yongnuo - Focal length: 17mm (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 34mm on full frame; f/1.7 gives about the depth of field of f/3.4 there. ...

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