You asked

Is the fujifilm xf 18 55mm f 2 8 4 r lm ois worth it?

Here is what the site says about that.

From Fujifilm XF 18-55mm f/2.8-4 R LM OIS: Fujifilm XF 18-55mm f/2.8-4 R LM OIS: A zoom lens by Fujifilm for APS-C cameras, 18-55mm f/2.8-4. Far better than a typical kit zoom, and brighter. Specs - Maker: Fujifilm - Focal length: 18-55mm (zoom) - Maximum aperture: f/2.8-4 (it gets darker as you zoom in) - Made for: APS-C sensors - Mounts: Fujifilm X - Stabilised: yes - Autofocus: yes What it frames like - On APS-C (Fujifilm X): like 27-82mm on full frame; f/2.8-4 gives ...

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