head to head
vs
City of HeroesvsFallout 3
City of Heroes leans Optimization (Pure Optimization); Fallout 3 leans Optimization (Pure Optimization).
City of HeroesFallout 3
Axis by axis
Execution2 vs 3
Fallout 3 leans harder on execution: VATS-leaning combat, low aim demand
Reads2 vs 1
City of Heroes leans harder on reads: Optional PvP zones; PvE mobs are scripted
Variance2 vs 2
Even - both lean on variance about the same.
Optimization7 vs 7
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.