head to head
vs
BioShockvsSpider-Man 2: The Game
BioShock leans Execution (Practiced Mastery); Spider-Man 2: The Game leans Execution (Practiced Mastery).
BioShockSpider-Man 2: The Game
Axis by axis
Execution5 vs 6
Spider-Man 2: The Game leans harder on execution: web-swinging traversal and combat timing
Reads1 vs 1
Even - both lean on reads about the same.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization5 vs 4
BioShock leans harder on optimization: Tonics, plasmids, weapon upgrades 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.