Nikon af s 24 70mm f 2 8e ed vr vs sigma 24 35mm f 2 dg hsm art?

Here is what the site says about that.

From Nikon AF-S 24-70mm f/2.8E ED VR: Nikon AF-S 24-70mm f/2.8E ED VR: A zoom lens by Nikon for Full frame cameras, 24-70mm f/2.8. Specs - Maker: Nikon - Focal length: 24-70mm (zoom) - Maximum aperture: f/2.8 - Made for: Full frame sensors - Mounts: Nikon F - Stabilised: yes - Autofocus: yes What it frames like - On full frame (Nikon F): as marked, 24-70mm. - On APS-C (Nikon F): like 36-105mm on full frame; f/2.8 gives about the depth of field ...

From Sigma 24-35mm f/2 DG HSM Art: Sigma 24-35mm f/2 DG HSM Art: A zoom lens by Sigma for Full frame cameras, 24-35mm f/2. Specs - Maker: Sigma - Focal length: 24-35mm (zoom) - Maximum aperture: f/2 - Made for: Full frame sensors - Mounts: Canon EF, Nikon F - Stabilised: no - Autofocus: yes What it frames like - On full frame (Canon EF, Nikon F): as marked, 24-35mm. - On APS-C (Nikon F): like 36-52mm on full frame; f/2 gives about ...

Quoted from this site's pages.