head to head
Fallout: New Vegas asks more than AI: The Somnium Files, and the gap is execution.

Optimization · Pure Optimization
A near-future detective thriller where solving dream-logic puzzles under action budgets branches the investigation.

Optimization · Pure Optimization
A faction-driven RPG-shooter where build and route planning shape every ending.
AI: The Somnium Files leans Optimization (Pure Optimization); Fallout: New Vegas leans Optimization (Pure Optimization).
Fallout: New Vegas leans clearly harder on execution.
AI: The Somnium Files
Somnium object interactions have minor timing windows
Fallout: New Vegas
Shooter inputs with VATS assist
Fallout: New Vegas leans a little harder on reads, though the gap is small.
AI: The Somnium Files
Dream-world logic is scripted; no adaptive opponent
Fallout: New Vegas
Scripted factions and enemies
AI: The Somnium Files leans a little harder on variance, though the gap is small.
AI: The Somnium Files
Hidden time-locked Somnium actions obscure optimal routing
Fallout: New Vegas
Some loot and crit RNG
Fallout: New Vegas leans clearly harder on optimization.
AI: The Somnium Files
Mapping every Somnium action budget to unlock all routes is the core puzzle
Fallout: New Vegas
Faction routing, perks, builds heavily rewarded
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.