In my opinion, I can say that Jedi is much more smatter than Kite. as there are almost no open issues in Jedi's issue tracker.
But, if you like things like "line-of-code completions" or significance ranking of autocompletion terms then Kite is what you are looking for. Jedi does not do such actions, because Jedi is good at specifically one thing: Understanding Python code. Kite tries to do a lot more further actions. They do some type of reasoning as well but add their "machine learning" that might help some times and apparently also produces false positives at times.
Kick-start your Python career by going through the below Python tutorial: