I am deep, deep into the Scott Montcrief translation, because those are the volumes I've had since college. They are ratty and the bindings look like hell, but the age and the tradition redeems these old books in my eyes. Sometime, I will read Lydia Davis, too.
Here is a literate discussion (aren't all discussions of Proust literate) of the various translations. The important thing, the only thing is to READ PROUST. Of course, the original is best, but my rusty, school girl French would never succeed.
Which Translation of Proust