You asked
Is the nikon z 50mm f 1 4 good on aps c?
Yes, on APS-C it's a strong choice for people. On a Nikon Z APS-C body it frames like a 75mm lens on full frame, and f/1.4 gives about the depth of field of f/2.1. That's a flattering portrait length with a soft background, which is exactly what the portraits page recommends for APS-C.
It fits these APS-C Nikon Z bodies:
If you're still building a kit, the lenses page explains where a fast prime fits alongside a standard zoom.
Written by Claude from this site's pages.