Viltrox af 13mm f 1 4 vs samyang af 12mm f 2?

Here is what the site says about that.

From Viltrox AF 13mm f/1.4: Viltrox AF 13mm f/1.4: A prime lens by Viltrox for APS-C cameras, 13mm f/1.4. Specs - Maker: Viltrox - Focal length: 13mm (prime) - Maximum aperture: f/1.4 - Made for: APS-C sensors - Mounts: Fujifilm X, Sony E, Nikon Z - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Fujifilm X, Sony E, Nikon Z): like 20mm on full frame; f/1.4 gives about the depth of field of f/2.1 there. ...

From Samyang AF 12mm f/2: Samyang AF 12mm f/2: A prime lens by Samyang for APS-C cameras, 12mm f/2. Specs - Maker: Samyang - Focal length: 12mm (prime) - Maximum aperture: f/2 - Made for: APS-C sensors - Mounts: Sony E, Fujifilm X, Canon RF - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Sony E, Fujifilm X): like 18mm on full frame; f/2 gives about the depth of field of f/3 there. - On ...

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