head to head
vs
Race Driver: GridvsSonic Riders
Race Driver: Grid leans Execution (Practiced Mastery); Sonic Riders leans Execution (Practiced Mastery).
Race Driver: GridSonic Riders
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
Sonic Riders leans harder on variance: Item and turbulence placement adds light randomness
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.