Leica summilux m 50mm f 1 4 asph vs voigtl nder nokton 50mm f 1 2 aspherical?

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From Leica Summilux-M 50mm f/1.4 ASPH: Leica Summilux-M 50mm f/1.4 ASPH: A prime lens by Leica for Full frame cameras, 50mm f/1.4. Specs - Maker: Leica - Focal length: 50mm (prime) - Maximum aperture: f/1.4 - Made for: Full frame sensors - Mounts: Leica M - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Leica M): as marked, 50mm. Cameras it fits - Leica M9: Full frame - Leica M9-P: Full frame - [Leica ...

From Voigtländer Nokton 50mm f/1.2 Aspherical: Voigtländer Nokton 50mm f/1.2 Aspherical: A prime lens by Voigtländer for Full frame cameras, 50mm f/1.2. Specs - Maker: Voigtländer - Focal length: 50mm (prime) - Maximum aperture: f/1.2 - Made for: Full frame sensors - Mounts: Sony E, Leica M - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Sony E, Leica M): as marked, 50mm. - On APS-C (Sony E): like 75mm on full frame; f/1.2 ...

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