head to head
vs
Race Driver: GridvsTest Drive Unlimited 2
Race Driver: Grid leans Execution (Practiced Mastery); Test Drive Unlimited 2 leans Execution (Practiced Mastery).
Race Driver: GridTest Drive Unlimited 2
Axis by axis
Execution7 vs 6
Race Driver: Grid leans harder on execution: Aggressive wheel-to-wheel car control is the core demand
Reads2 vs 2
Even - both lean on reads about the same.
Variance1 vs 2
Test Drive Unlimited 2 leans harder on variance: Traffic and weather add small noise
Optimization5 vs 5
Even - both lean on optimization about the same.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.