head to head
vs
Amped 3vsForza Motorsport 4
Amped 3 leans Execution (Pure Mechanics); Forza Motorsport 4 leans Execution (Practiced Mastery).
Amped 3Forza Motorsport 4
Axis by axis
Execution8 vs 8
Even - both lean on execution about the same.
Reads1 vs 1
Even - both lean on reads about the same.
Variance2 vs 1
Amped 3 leans harder on variance: Fixed terrain; minor event variation
Optimization5 vs 6
Forza Motorsport 4 leans harder on optimization: car tuning and upgrade optimization
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.