head to head
vs
Real BoxingvsSuper Smash Bros.
Real Boxing leans Execution (Competitive PvP); Super Smash Bros. leans Execution (Competitive PvP).
Real BoxingSuper Smash Bros.
Axis by axis
Execution8 vs 7
Real Boxing leans harder on execution: Timing punches, blocks and dodges is the core
Reads6 vs 7
Super Smash Bros. leans harder on reads: Edgeguard and tech-chase guessing against adapting humans decides stocks.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization4 vs 4
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.