Depends on which era and which model, but the most recent models, even Canon, have sensors that do just as well as the APS-C sensors in the Rebels and xxD lines.
What you lose is a view finder (unless you buy an accessory for some models), and the AF system may not be quite as quick as the phase detect AF you get on a DSLR when not using the sensor to do AF. Each generation improves in this area though.
For example, the most recent Canon M6:
https://www.dpreview.com/reviews/canon-eos-m6![]()
http://www.imaging-resource.com …-eos-m6/canon-eos-m6A.HTM![]()



