You asked
Is the fujifilm xf10 good in low light?
Here is what the site says about that.
From Fujifilm XF10: Fujifilm XF10: A fixed-lens compact by Fujifilm with a 24.2-megapixel APS-C sensor, announced in 2018. A simple pocket compact with an APS-C Bayer sensor and a 28mm-equivalent lens; no viewfinder. Specs - Maker: Fujifilm - Lens: built in, 18mm f/2.8 - Sensor: APS-C, 23.5 x 15.6mm, crop factor 1.5 - Resolution: 24.2 megapixels - Stabilisation: none - Announced: 2018 - Type: fixed-lens compact Focal lengths on it Its 18mm lens frames like ...
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.