I saw this video on Youtube of someone playing with an EPL1. Although the reviewer is not discussing AF speed, she does AF the camera a few times with the m14-42. AF speed looks decent ... maybe a tad bit faster than my EP2 ... maybe?
https://www.youtube.com/watch?v=WeOWwQfUDjY
https://www.youtube.com/watch?v=WeOWwQfUDjY