You asked
Is the sony fe 50 150mm f 2 gm worth it?
Here is what the site says about that.
From Sony FE 50-150mm f/2 GM: Sony FE 50-150mm f/2 GM: A zoom lens by Sony for Full frame cameras, 50-150mm f/2. A portrait and event zoom at f/2 throughout. Specs - Maker: Sony - Focal length: 50-150mm (zoom) - Maximum aperture: f/2 - Made for: Full frame sensors - Mounts: Sony E - Stabilised: no - Autofocus: yes What it frames like - On full frame (Sony E): as marked, 50-150mm. - On APS-C (Sony E): like 75-225mm on full ...
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.
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