head to head
vs
BioShock 2vsDead Effect 2
BioShock 2 leans Execution (Practiced Mastery); Dead Effect 2 leans Execution (Practiced Mastery).
BioShock 2Dead Effect 2
Axis by axis
Execution5 vs 6
Dead Effect 2 leans harder on execution: FPS aiming against zombies is the core demand
Reads1 vs 1
Even - both lean on reads about the same.
Variance2 vs 3
Dead Effect 2 leans harder on variance: Loot drops and spawns add moderate randomness
Optimization5 vs 5
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.