head to head
vs
Forza Motorsport 4vsGran Turismo 5
Forza Motorsport 4 leans Execution (Practiced Mastery); Gran Turismo 5 leans Execution (Practiced Mastery).
Forza Motorsport 4Gran Turismo 5
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.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization6 vs 7
Gran Turismo 5 leans harder on optimization: Tuning setups, gear ratios and license-test lines are deeply solvable
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.