Perhaps inevitably, it's in performance, but even here, Bayonetta 2 delivers a great experience. In the title's most demanding areas, the docked Switch offers anything up to a 10-20fps advantage over the Wii U, giving us a much closer lock to the target 60fps, allowing for much smoother, more responsive action than the original release.
http://www.eurogamer.net/articles/digitalfoundry-2018-bayonetta-2-switch-is-a-turbocharged-wii-u-port