Should i get The Settlers 6 or the settlers 7?

ive heard that 6 was better but i still need help with this question to really find out please answer this one two: http://answers.yahoo.com/question/index;_ylt=AnAhmZixxmYRZ.tsga6hbQHsy6IX;_ylv=3?qid=20110617220251AASOscJ