head to head
vs
BallancevsSonic Heroes
Ballance leans Execution (Practiced Mastery); Sonic Heroes leans Execution (Practiced Mastery).
BallanceSonic Heroes
Axis by axis
Execution7 vs 6
Ballance leans harder on execution: Millimetre ball control on narrow rails punishes any slip
Reads0 vs 0
Even - both lean on reads about the same.
Variance0 vs 1
Sonic Heroes leans harder on variance: Fixed level layouts
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.