Leica super vario elmarit sl 14 24mm f 2 8 asph vs panasonic lumix s pro 16 35mm f 4?

Here is what the site says about that.

From Leica Super-Vario-Elmarit-SL 14-24mm f/2.8 ASPH: Leica Super-Vario-Elmarit-SL 14-24mm f/2.8 ASPH: A zoom lens by Leica for Full frame cameras, 14-24mm f/2.8. Specs - Maker: Leica - Focal length: 14-24mm (zoom) - Maximum aperture: f/2.8 - Made for: Full frame sensors - Mounts: L-Mount - Stabilised: no - Autofocus: yes What it frames like - On full frame (L-Mount): as marked, 14-24mm. - On APS-C (L-Mount): like 21-36mm on full frame; f/2.8 gives about the depth of field of f/4.2 there. ...

From Panasonic Lumix S Pro 16-35mm f/4: Panasonic Lumix S Pro 16-35mm f/4: A zoom lens by Panasonic for Full frame cameras, 16-35mm f/4. Specs - Maker: Panasonic - Focal length: 16-35mm (zoom) - Maximum aperture: f/4 - Made for: Full frame sensors - Mounts: L-Mount - Stabilised: no - Autofocus: yes What it frames like - On full frame (L-Mount): as marked, 16-35mm. - On APS-C (L-Mount): like 24-52mm on full frame; f/4 gives about the depth of field of f/6 there. ...

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