What is the difference between Honda CBR650F and Honda CBR650FA or Kawasaki EX650E and Kawasaki EX650EC?

What is the difference between Honda CBR650F and Honda CBR650FA or Kawasaki EX650E and Kawasaki EX650EC?

Read more: What is the difference between Honda CBR650F and Honda CBR650FA or Kawasaki EX650E and Kawasaki EX650EC?