There is one key difference right now: Elixir is much better documented. Elixir also has a well defined Object Model which helps a lot understanding what is goi

There is one key difference right now: Elixir is much better documented. Elixir also has a well defined Object Model which helps a lot understanding what is going on and makes meta programming easier. I also find Elixir data structure's syntax closer to Erlang's, but that is not necessarily something positive or negative.