I've only heard a bunch of negatives about the Dart, but since I read it all in this forum, it should come as no surprise. You'd probably see just the opposite on a Dart forum.
The best service you could do for yourself is to go drive one. In the end, it all depends on what YOU like.
If you have ANY concerns about the Focus's auto transmission (or if you have no idea what I'm talking about), read through this forum about issues with the DCT. Some folks are having trouble, some folks claim they're having trouble, and some folks are thrilled with it.