Kotaku - Battlefield 3 hit stores late last month, Call of Duty: Modern Warfare 3 hits tomorrow. The two series, delivering different takes on first-person shooter warfare, both have a storied history. This mammoth graph charts the history of both series, their games, the sales, the review scores.
Which is series is better? That's really about personal taste, but this graph gets you some facts to work with if you can't make up your mind.