head to head
3 Count BoutvsKillzone 3
3 Count Bout leans Execution (Competitive PvP); Killzone 3 leans Execution (Pure Mechanics).
3 Count BoutKillzone 3
Axis by axis
Execution7 vs 7
Even - both lean on execution about the same.
Reads5 vs 4
3 Count Bout leans harder on reads: Human opponents bait grapples and pins unpredictably
Variance1 vs 2
Killzone 3 leans harder on variance: Spawns and spread inject limited randomness
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.

