You asked
Is the fujifilm xc 35mm f 2 good in low light?
Here is what the site says about that.
From Fujifilm XC 35mm f/2: Fujifilm XC 35mm f/2: A prime lens by Fujifilm for APS-C cameras, 35mm f/2. The optics of the XF 35mm f/2 in a lighter, unsealed body without an aperture ring. Specs - Maker: Fujifilm - Focal length: 35mm (prime) - Maximum aperture: f/2 - Made for: APS-C sensors - Mounts: Fujifilm X - Stabilised: no - Autofocus: yes What it frames like - On APS-C (Fujifilm X): like 52mm on full frame; f/2 gives ...
From Nikon Z 35mm f/1.2 S: Nikon Z 35mm f/1.2 S: A prime lens by Nikon for Full frame cameras, 35mm f/1.2. A large, very fast 35mm for low light and shallow focus.
Quoted from this site's pages.