head to head
vs
Call of Duty: Modern Warfare 2vsOverwatch: Legendary Edition
Call of Duty: Modern Warfare 2 leans Execution (Competitive PvP); Overwatch: Legendary Edition leans Execution (Grand Arena).
Call of Duty: Modern Warfare 2Overwatch: Legendary Edition
Axis by axis
Execution8 vs 8
Even - both lean on execution about the same.
Reads6 vs 7
Overwatch: Legendary Edition leans harder on reads: Tracking enemy ultimates and flanker habits is constant prediction
Variance3 vs 2
Call of Duty: Modern Warfare 2 leans harder on variance: Spawn flips and killstreak randomness
Optimization5 vs 6
Overwatch: Legendary Edition leans harder on optimization: Team compositions and ult economy are deeply 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.