You asked

Is the tamron 150 500mm f 5 6 7 di iii vc vxd worth it?

Here is what the site says about that.

From Tamron 150-500mm f/5-6.7 Di III VC VXD: Tamron 150-500mm f/5-6.7 Di III VC VXD: A zoom lens by Tamron for Full frame cameras, 150-500mm f/5-6.7. Specs - Maker: Tamron - Focal length: 150-500mm (zoom) - Maximum aperture: f/5-6.7 (it gets darker as you zoom in) - Made for: Full frame sensors - Mounts: Sony E, Fujifilm X, Nikon Z - Stabilised: yes - Autofocus: yes What it frames like - On full frame (Sony E, Nikon Z): as marked, 150-500mm. - On APS-C (Sony ...

From Sensor sizes: Is full frame worth it?: For low light, events, and portraits with very shallow depth of field, yes. For travel, street, wildlife on a budget, and most hobby photography, a good APS-C camera with good lenses is enough, and you'll carry it more. Lenses and light matter more than the last stop of sensor performance.

Quoted from this site's pages.

From these pages