head to head
vs
Call of Duty: World at WarvsLeft 4 Dead 2
Call of Duty: World at War leans Execution (Practiced Mastery); Left 4 Dead 2 leans Execution (Practiced Mastery).
Call of Duty: World at WarLeft 4 Dead 2
Axis by axis
Execution7 vs 6
Call of Duty: World at War leans harder on execution: Twitch gunfights in fast multiplayer lobbies
Reads3 vs 3
Even - both lean on reads about the same.
Variance3 vs 5
Left 4 Dead 2 leans harder on variance: AI Director randomizes spawns and items
Optimization5 vs 6
Left 4 Dead 2 leans harder on optimization: Route knowledge and weapon picks solvable
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.