Ttartisan 11mm f 2 8 fisheye vs ttartisan 7 5mm f 2 fisheye?

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From TTArtisan 11mm f/2.8 Fisheye: TTArtisan 11mm f/2.8 Fisheye: A prime lens by TTArtisan for Full frame cameras, 11mm f/2.8. Specs - Maker: TTArtisan - Focal length: 11mm (prime) - Maximum aperture: f/2.8 - Made for: Full frame sensors - Mounts: Sony E, Nikon Z, Canon RF, L-Mount, Leica M, Canon EF, Nikon F - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Sony E, Nikon Z, Canon RF, L-Mount, Leica M, ...

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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