head to head
Fallout: New Vegas asks more than The Curse of Monkey Island, and the gap is execution.

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

Optimization · Pure Optimization
Comedic point-and-click adventure of Guybrush Threepwood, hand-drawn at its peak.
Fallout: New Vegas leans Optimization (Pure Optimization); The Curse of Monkey Island leans Optimization (Pure Optimization).
Fallout: New Vegas leans clearly harder on execution.
Fallout: New Vegas
Shooter inputs with VATS assist
The Curse of Monkey Island
pointing and clicking only
Fallout: New Vegas leans a little harder on reads, though the gap is small.
Fallout: New Vegas
Scripted factions and enemies
The Curse of Monkey Island
no adaptive opponent
The Curse of Monkey Island leans a little harder on variance, though the gap is small.
Fallout: New Vegas
Some loot and crit RNG
The Curse of Monkey Island
puzzle solutions unknown on first play, then fixed
Fallout: New Vegas leans a little harder on optimization, though the gap is small.
Fallout: New Vegas
Faction routing, perks, builds heavily rewarded
The Curse of Monkey Island
inventory logic puzzles are fully 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.