Should I get FIFA 12 or Forza Motorsport 4 for Xbox 360?

I'm not sure which to get because on IGN both got 9.5's out of 10's.Should I get FIFA 12 or Forza Motorsport 4 for Xbox 360?
You want realistic football? - FIFA 12.

You want realistic driving? - Forza Motorsport 4.Should I get FIFA 12 or Forza Motorsport 4 for Xbox 360?
Forza for the win!!! Even if there aren't any Porches it still looks like a good game. Then again this will be one of the only ways most of us will ever drives these kinds of cars at those kinds of speeds.Should I get FIFA 12 or Forza Motorsport 4 for Xbox 360?
FIFA Soccer 12 brings to the pitch the game-changing new Player Impact Engine, a physics engine built to deliver real-world physicality in every interaction on the pitch. Revolutionary gameplay innovations inspired by the real-world game make FIFA Soccer 12 deeper and more engaging. All-new Precision Dribbling delivers a higher fidelity of touch on the ball for attacking players, while Tactical Defending fundamentally changes the approach to defending by placing equal importance on positioning, intercepting passes and tackling. Plus, AI players have been infused with Pro Player Intelligence, the next generation of player intelligence and performance.