head to head
Fallout: New Vegas asks more than AdVenture Capitalist, and the gap is execution.

Optimization · Pure Optimization
An idle clicker about watching businesses earn exponentially growing piles of money.

Optimization · Pure Optimization
A faction-driven RPG-shooter where build and route planning shape every ending.
AdVenture Capitalist leans Optimization (Pure Optimization); Fallout: New Vegas leans Optimization (Pure Optimization).
Fallout: New Vegas leans clearly harder on execution.
AdVenture Capitalist
Clicking is decorative
Fallout: New Vegas
Shooter inputs with VATS assist
Fallout: New Vegas leans a little harder on reads, though the gap is small.
AdVenture Capitalist
No opponent exists
Fallout: New Vegas
Scripted factions and enemies
Fallout: New Vegas leans clearly harder on variance.
AdVenture Capitalist
All numbers visible and deterministic
Fallout: New Vegas
Some loot and crit RNG
Fallout: New Vegas leans a little harder on optimization, though the gap is small.
AdVenture Capitalist
Pure spreadsheet of upgrade timing and resets
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.