head to head
vs
Street Fighter II: The World WarriorvsSuper Street Fighter IV
Street Fighter II: The World Warrior leans Execution (Competitive PvP); Super Street Fighter IV leans Execution (Grand Arena).
Street Fighter II: The World WarriorSuper Street Fighter IV
Axis by axis
Execution9 vs 8
Street Fighter II: The World Warrior leans harder on execution: Frame-precise inputs and combo timing define every matchup
Reads8 vs 8
Even - both lean on reads about the same.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization5 vs 6
Super Street Fighter IV leans harder on optimization: Frame data and matchup study are an entire discipline
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.