head to head
Fallout: New Vegas asks more than Final Fantasy Tactics A2: Grimoire of the Rift, and the gap is execution.

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

Optimization · Pure Optimization
A breezy grid-based tactics RPG about building a clan through hundreds of jobs, laws, and missions.
Fallout: New Vegas leans Optimization (Pure Optimization); Final Fantasy Tactics A2: Grimoire of the Rift leans Optimization (Pure Optimization).
Fallout: New Vegas leans clearly harder on execution.
Fallout: New Vegas
Shooter inputs with VATS assist
Final Fantasy Tactics A2: Grimoire of the Rift
Fully turn-based; zero physical demand.
Fallout: New Vegas leans a little harder on reads, though the gap is small.
Fallout: New Vegas
Scripted factions and enemies
Final Fantasy Tactics A2: Grimoire of the Rift
Enemy AI is predictable and non-adaptive.
Final Fantasy Tactics A2: Grimoire of the Rift leans a little harder on variance, though the gap is small.
Fallout: New Vegas
Some loot and crit RNG
Final Fantasy Tactics A2: Grimoire of the Rift
Hit rolls, law cards, and loot add modest randomness.
Final Fantasy Tactics A2: Grimoire of the Rift leans a little harder on optimization, though the gap is small.
Fallout: New Vegas
Faction routing, perks, builds heavily rewarded
Final Fantasy Tactics A2: Grimoire of the Rift
Job combos, positioning, and clan builds decide everything.
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.