Content that you post to Google+ seems to be more private by default. I have to choose who I want to see it. It takes a lot of effort figure out privacy settings on Facebook. Plus, it feels like Facebook is trying to game you into sharing more personal information than you really want.
Sharing with family would be easier with Google+ than without it, not necessaryily easier than Facebook.
Sharing with family would be easier with Google+ than without it, not necessaryily easier than Facebook.