head to head
vs
Fallout: New VegasvsPhantasy Star Universe
Fallout: New Vegas leans Optimization (Pure Optimization); Phantasy Star Universe leans Optimization (Pure Optimization).
Fallout: New VegasPhantasy Star Universe
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.
Variance2 vs 3
Phantasy Star Universe leans harder on variance: Random mission layouts and rare drops add grind uncertainty.
Optimization8 vs 7
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.