Sony e 15mm f 1 4 g vs yongnuo yn16mm f 1 8s da dsm?

Here is what the site says about that.

From Sony E 15mm f/1.4 G: Sony E 15mm f/1.4 G: A prime lens by Sony for APS-C cameras, 15mm f/1.4. Specs - Maker: Sony - Focal length: 15mm (prime) - Maximum aperture: f/1.4 - Made for: APS-C sensors - Mounts: Sony E - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Sony E): like 22mm on full frame; f/1.4 gives about the depth of field of f/2.1 there. - On the larger-sensor bodies of Sony E: ...

From Yongnuo YN16mm f/1.8S DA DSM: Yongnuo YN16mm f/1.8S DA DSM: A prime lens by Yongnuo for APS-C cameras, 16mm f/1.8. Specs - Maker: Yongnuo - Focal length: 16mm (prime) - Maximum aperture: f/1.8 - Made for: APS-C sensors - Mounts: Sony E - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Sony E): like 24mm on full frame; f/1.8 gives about the depth of field of f/2.7 there. - On the larger-sensor bodies of Sony E: ...

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