Bergman thought that Vitti had no talent as an actress, but I think she just didn't have a lot of range. All her characters are these dull, unemotive, passionless women and that's what she seemed to do best. I have a hard time imagining Monica Vitti shouting, "NO WIRE HANGERS...EVER!!!"
But they do look incredibly similar. Faye's face was more versatile, however, for she was able to pull off Joan Crawford and appear identical.
Faye:










