head to head
Fallout: New Vegas asks more than Mario + Rabbids Kingdom Battle, and the gap is execution.

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

Optimization · Pure Optimization
Turn-based tactics where movement combos turn battles into solvable puzzles.
Fallout: New Vegas leans Optimization (Pure Optimization); Mario + Rabbids Kingdom Battle leans Optimization (Pure Optimization).
Fallout: New Vegas leans clearly harder on execution.
Fallout: New Vegas
Shooter inputs with VATS assist
Mario + Rabbids Kingdom Battle
Turn-based; no dexterity gate
Fallout: New Vegas leans a little harder on reads, though the gap is small.
Fallout: New Vegas
Scripted factions and enemies
Mario + Rabbids Kingdom Battle
Enemy AI follows predictable rules
Mario + Rabbids Kingdom Battle leans a little harder on variance, though the gap is small.
Fallout: New Vegas
Some loot and crit RNG
Mario + Rabbids Kingdom Battle
Hit chances are mostly deterministic percentages
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Fallout: New Vegas
Faction routing, perks, builds heavily rewarded
Mario + Rabbids Kingdom Battle
Movement chains and team-jump routing are puzzle-solvable
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.