People talk a lot about credit scores. Bands play songs about them in TV ads that try to sell you credit reports. It’s generally known that a higher score is better than a lower score. But what really is the difference between a person with a 820 and one with a 620? Is one a better person than the other? Not necessarily, but the person with the 620 score can expect to pay $227 more a month on a $216,000 30-year fixed rate mortgage. Here’s the breakdown.