7artisans 18mm f 6 3 ii vs voigtl nder color skopar 18mm f 2 8 aspherical?

Here is what the site says about that.

From Voigtländer Color-Skopar 18mm f/2.8 Aspherical: Voigtländer Color-Skopar 18mm f/2.8 Aspherical: A prime lens by Voigtländer for APS-C cameras, 18mm f/2.8. Specs - Maker: Voigtländer - Focal length: 18mm (prime) - Maximum aperture: f/2.8 - Made for: APS-C sensors - Mounts: Fujifilm X - Stabilised: no - Autofocus: no, manual focus What it frames like - On APS-C (Fujifilm X): like 27mm on full frame; f/2.8 gives about the depth of field of f/4.2 there. Cameras it fits - Fujifilm X-E1: ...

From 7Artisans 18mm f/6.3 II: 7Artisans 18mm f/6.3 II: A prime lens by 7Artisans for APS-C cameras, 18mm f/6.3. A body-cap-thin pancake. Specs - Maker: 7Artisans - Focal length: 18mm (prime) - Maximum aperture: f/6.3 - Made for: APS-C sensors - Mounts: Sony E, Fujifilm X, Nikon Z, Micro Four Thirds - Stabilised: no - Autofocus: no, manual focus What it frames like - On APS-C (Sony E, Fujifilm X, Nikon Z): like 27mm on full frame; f/6.3 gives ...

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