Originally Posted by Callisto224
I hope you don't base the new Nav 5 off of the 665. It's got some really bad reviews on amazon. Or at least fix the problems for the BMW version so it's worth the extra cost!
The other thing about reviews, you have to assess the credibility of the reviewer. This is not too hard to do if you read between the lines. And also the score given a product varies widely between reviewers who are looking at the same feature.