head to head
vs
Halo 3vsS4 League
Halo 3 leans Execution (Pure Mechanics); S4 League leans Execution (Competitive PvP).
Halo 3S4 League
Axis by axis
Execution8 vs 7
Halo 3 leans harder on execution: Precision aim and grenade-melee timing
Reads5 vs 5
Even - both lean on reads about the same.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization5 vs 4
Halo 3 leans harder on optimization: Power-weapon timers and map control
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.