head to head
Fallout: New Vegas asks more than Paper Mario: Color Splash, and the gap is optimization.

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

Optimization · Pure Optimization
Card-economy management and fixed puzzle solutions with light timing inputs.
Fallout: New Vegas leans Optimization (Pure Optimization); Paper Mario: Color Splash 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
Paper Mario: Color Splash
Timed action commands add a light input layer
Fallout: New Vegas leans a little harder on reads, though the gap is small.
Fallout: New Vegas
Scripted factions and enemies
Paper Mario: Color Splash
Enemies behave on fixed scripts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Fallout: New Vegas
Some loot and crit RNG
Paper Mario: Color Splash
Required Thing cards are unknown until discovered
Fallout: New Vegas leans clearly harder on optimization.
Fallout: New Vegas
Faction routing, perks, builds heavily rewarded
Paper Mario: Color Splash
Card economy, paint management and puzzle solutions are the 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.