Sigma 35mm f 2 dg contemporary vs viltrox af 35mm f 1 8?

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From Sigma 35mm f/2 DG Contemporary: Sigma 35mm f/2 DG Contemporary: A prime lens by Sigma for Full frame cameras, 35mm f/2. Specs - Maker: Sigma - Focal length: 35mm (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, 35mm. - On APS-C (Sony E, L-Mount): like 52mm on full frame; f/2 gives about the ...

From Viltrox AF 35mm f/1.8: Viltrox AF 35mm f/1.8: A prime lens by Viltrox for Full frame cameras, 35mm f/1.8. Specs - Maker: Viltrox - Focal length: 35mm (prime) - Maximum aperture: f/1.8 - Made for: Full frame sensors - Mounts: Sony E - Stabilised: no - Autofocus: yes What it frames like - On full frame (Sony E): as marked, 35mm. - On APS-C (Sony E): like 52mm on full frame; f/1.8 gives about the depth of field ...

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