head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Optimization · Pure Optimization
A faction-driven RPG-shooter where build and route planning shape every ending.

Optimization · Pure Optimization
An anthology JRPG where each scenario demands distinct positioning and build optimization against scripted enemy patterns.
Fallout: New Vegas leans Optimization (Pure Optimization); Live A Live leans Optimization (Pure Optimization).
Fallout: New Vegas leans a little harder on execution, though the gap is small.
Fallout: New Vegas
Shooter inputs with VATS assist
Live A Live
Grid-based combat has mild positioning timing elements
Fallout: New Vegas leans a little harder on reads, though the gap is small.
Fallout: New Vegas
Scripted factions and enemies
Live A Live
All eight scenario enemies are scripted
Live A Live leans a little harder on variance, though the gap is small.
Fallout: New Vegas
Some loot and crit RNG
Live A Live
Ambush and battle position randomness affect some chapter outcomes
Fallout: New Vegas leans a little harder on optimization, though the gap is small.
Fallout: New Vegas
Faction routing, perks, builds heavily rewarded
Live A Live
Chapter-specific unit builds and grid positioning form the solvable core
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.