Laowa 15mm f 4 wide angle macro vs laowa 15mm f 5 cookie ff?

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From Laowa 15mm f/4 Wide Angle Macro: Laowa 15mm f/4 Wide Angle Macro: A macro lens by Laowa for Full frame cameras, 15mm f/4. An ultra-wide that focuses to 1:1. Specs - Maker: Laowa - Focal length: 15mm (macro) - Maximum aperture: f/4 - Made for: Full frame sensors - Mounts: Sony E, Canon EF, Nikon F, Pentax K - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Sony E, Canon EF, Nikon F, Pentax K): ...

From Laowa 15mm f/5 Cookie FF: Laowa 15mm f/5 Cookie FF: A prime lens by Laowa for Full frame cameras, 15mm f/5. A pancake ultra-wide for full frame. Specs - Maker: Laowa - Focal length: 15mm (prime) - Maximum aperture: f/5 - Made for: Full frame sensors - Mounts: Sony E, Nikon Z, Canon RF, L-Mount, Leica M - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Sony E, Nikon Z, Canon RF, L-Mount, ...

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