Samyang af 14mm f 2 8 vs ttartisan 14mm f 2 8 asph?

Here is what the site says about that.

From Samyang AF 14mm f/2.8: Samyang AF 14mm f/2.8: A prime lens by Samyang for Full frame cameras, 14mm f/2.8. A full-frame autofocus ultra-wide; the RF version was short-lived. Specs - Maker: Samyang - Focal length: 14mm (prime) - Maximum aperture: f/2.8 - Made for: Full frame sensors - Mounts: Sony E, Canon RF - Stabilised: no - Autofocus: yes What it frames like - On full frame (Sony E, Canon RF): as marked, 14mm. - On APS-C (Sony ...

From TTArtisan 14mm f/2.8 ASPH: TTArtisan 14mm f/2.8 ASPH: A prime lens by TTArtisan for Full frame cameras, 14mm f/2.8. Specs - Maker: TTArtisan - Focal length: 14mm (prime) - Maximum aperture: f/2.8 - Made for: Full frame sensors - Mounts: Sony E, Nikon Z, Canon RF, L-Mount - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Sony E, Nikon Z, Canon RF, L-Mount): as marked, 14mm. - On APS-C (Sony E, ...

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