Voigtl nder nokton classic 40mm f 1 4 vs voigtl nder nokton 40mm f 1 2 aspherical?

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From Voigtländer Nokton Classic 40mm f/1.4: Voigtländer Nokton Classic 40mm f/1.4: A prime lens by Voigtländer for Full frame cameras, 40mm f/1.4. A small, affordable M-mount lens with a classic rendering. Specs - Maker: Voigtländer - Focal length: 40mm (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, 40mm. Cameras it fits - Leica M9: ...

From Voigtländer Nokton 40mm f/1.2 Aspherical: Voigtländer Nokton 40mm f/1.2 Aspherical: A prime lens by Voigtländer for Full frame cameras, 40mm f/1.2. Specs - Maker: Voigtländer - Focal length: 40mm (prime) - Maximum aperture: f/1.2 - Made for: Full frame sensors - Mounts: Sony E, Nikon Z, Canon RF, Leica M - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Sony E, Nikon Z, Canon RF, Leica M): as marked, 40mm. - On APS-C ...

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