head to head
vs
Arma 2vsProject: Playtime
Arma 2 leans Execution (Competitive PvP); Project: Playtime leans Reads (Competitive PvP).
Arma 2Project: Playtime
Axis by axis
Execution6 vs 4
Arma 2 leans harder on execution: Ballistics, stance, and positioning over twitch aim
Reads5 vs 6
Project: Playtime leans harder on reads: The monster is a human player who learns your habits
Variance4 vs 4
Even - both lean on variance about the same.
Optimization5 vs 4
Arma 2 leans harder on optimization: Doctrine, loadouts, and mission planning
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.