Sony fe 24mm f 1 4 gm vs sigma 24mm f 1 4 dg dn art?

Here is what the site says about that.

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

Quoted from this site's pages.