What issues are you having with Ubuntu? Hard to say if Fedora is worth a switch without knowing that detail. If you are satisfied with Ubuntu and it's meeting

What issues are you having with Ubuntu? Hard to say if Fedora is worth a switch without knowing that detail. If you are satisfied with Ubuntu and it's meeting your needs, then I would argue there is not enough in Fedora to warrant switching. This isn't to say there's lots of things to like, just that my tolerance for disruption is pretty low.