It all depends on what you are trying to do, but keep in mind that the Character Movement Component has predictive movement and smoothing for replication. This is a fairly complicated system that unless you understand it and want to replicate it on your own, you are probably best sticking with the built in character movement replication. And if one of the movement modes doesn’t work for your situation, you can add your own and still use the built in predictive movement. See the following for how to add your own movement mode: