head to head
Fallout: New Vegas asks more than Simon the Sorcerer, 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 sarcastic British comedy adventure where a teenage wizard rescues an old sorcerer from an evil rival.
Fallout: New Vegas leans Optimization (Pure Optimization); Simon the Sorcerer leans Optimization (Pure Optimization).
Fallout: New Vegas leans clearly harder on execution.
Fallout: New Vegas
Shooter inputs with VATS assist
Simon the Sorcerer
Verb-and-click; zero reflex requirement.
Fallout: New Vegas leans a little harder on reads, though the gap is small.
Fallout: New Vegas
Scripted factions and enemies
Simon the Sorcerer
Fantasy parodies are static set dressing.
Simon the Sorcerer leans a little harder on variance, though the gap is small.
Fallout: New Vegas
Some loot and crit RNG
Simon the Sorcerer
Some obscure item uses surprise first playthroughs.
Fallout: New Vegas leans clearly harder on optimization.
Fallout: New Vegas
Faction routing, perks, builds heavily rewarded
Simon the Sorcerer
Classic inventory puzzle chains with fixed solutions.
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.