Meike 56mm f 1 7 air vs sigma 56mm f 1 4 dc dn contemporary?

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From Sigma 56mm f/1.4 DC DN Contemporary: Sigma 56mm f/1.4 DC DN Contemporary: A prime lens by Sigma for APS-C cameras, 56mm f/1.4. An 85mm-equivalent portrait lens on APS-C, and a 112mm one on Micro Four Thirds. Specs - Maker: Sigma - Focal length: 56mm (prime) - Maximum aperture: f/1.4 - Made for: APS-C sensors - Mounts: Sony E, Fujifilm X, Micro Four Thirds, L-Mount, Canon RF, Nikon Z - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Sony ...

From Meike 56mm f/1.7 Air: Meike 56mm f/1.7 Air: A prime lens by Meike for APS-C cameras, 56mm f/1.7. Specs - Maker: Meike - Focal length: 56mm (prime) - Maximum aperture: f/1.7 - Made for: APS-C sensors - Mounts: Sony E, Fujifilm X, Nikon Z - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Sony E, Fujifilm X, Nikon Z): like 84mm on full frame; f/1.7 gives about the depth of field of f/2.5 there. ...

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