Sigma 24mm f 1 4 dg dn art vs sigma 24mm f 2 dg contemporary?

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From Sigma 24mm f/1.4 DG DN Art: Sigma 24mm f/1.4 DG DN Art: A prime lens by Sigma for Full frame cameras, 24mm f/1.4. Specs - Maker: Sigma - Focal length: 24mm (prime) - Maximum aperture: f/1.4 - Made for: Full frame sensors - Mounts: Sony E, L-Mount - Stabilised: no - Autofocus: yes What it frames like - On full frame (Sony E, L-Mount): as marked, 24mm. - On APS-C (Sony E, L-Mount): like 36mm on full frame; f/1.4 gives about the ...

From Sigma 24mm f/2 DG Contemporary: Sigma 24mm f/2 DG Contemporary: A prime lens by Sigma for Full frame cameras, 24mm f/2. Specs - Maker: Sigma - Focal length: 24mm (prime) - Maximum aperture: f/2 - Made for: Full frame sensors - Mounts: Sony E, L-Mount - Stabilised: no - Autofocus: yes What it frames like - On full frame (Sony E, L-Mount): as marked, 24mm. - On APS-C (Sony E, L-Mount): like 36mm on full frame; f/2 gives about the ...

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