head to head
vs
Castlevania: Aria of SorrowvsFallout: New Vegas
Castlevania: Aria of Sorrow leans Optimization (Pure Optimization); Fallout: New Vegas leans Optimization (Pure Optimization).
Castlevania: Aria of SorrowFallout: New Vegas
Axis by axis
Execution4 vs 4
Even - both lean on execution about the same.
Reads1 vs 1
Even - both lean on reads about the same.
Variance3 vs 2
Castlevania: Aria of Sorrow leans harder on variance: Soul drops are heavily random
Optimization7 vs 8
Fallout: New Vegas leans harder on optimization: Faction routing, perks, builds heavily rewarded
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.