Laowa 12mm f 2 8 zero d vs ttartisan 7 5mm f 2 fisheye?

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From Laowa 12mm f/2.8 Zero-D: Laowa 12mm f/2.8 Zero-D: A prime lens by Laowa for Full frame cameras, 12mm f/2.8. Specs - Maker: Laowa - Focal length: 12mm (prime) - Maximum aperture: f/2.8 - Made for: Full frame sensors - Mounts: Sony E, Nikon Z, Canon RF, Canon EF, Nikon F, Pentax K - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Sony E, Nikon Z, Canon RF, Canon EF, Nikon F, ...

From TTArtisan 7.5mm f/2 Fisheye: TTArtisan 7.5mm f/2 Fisheye: A prime lens by TTArtisan for APS-C cameras, 7.5mm f/2. Specs - Maker: TTArtisan - Focal length: 7.5mm (prime) - Maximum aperture: f/2 - Made for: APS-C sensors - Mounts: Sony E, Fujifilm X, Nikon Z, Canon RF, L-Mount, Micro Four Thirds - Stabilised: no - Autofocus: no, manual focus What it frames like - On APS-C (Sony E, Fujifilm X, Nikon Z, L-Mount): like 11mm on full frame; f/2 ...

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