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

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

Optimization · Pure Optimization
Tests squad-building and lane positioning in a tactics system that rewards deep planning.
Fallout: New Vegas leans Optimization (Pure Optimization); Grand Kingdom leans Optimization (Pure Optimization).
Fallout: New Vegas leans clearly harder on execution.
Fallout: New Vegas
Shooter inputs with VATS assist
Grand Kingdom
Timed inputs in battle are forgiving
Grand Kingdom leans a little harder on reads, though the gap is small.
Fallout: New Vegas
Scripted factions and enemies
Grand Kingdom
Online war pits you against other players' AI-run squads
Grand Kingdom leans a little harder on variance, though the gap is small.
Fallout: New Vegas
Some loot and crit RNG
Grand Kingdom
Enemy squad compositions are hidden until engagement
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
Grand Kingdom
Squad formation, positioning and gear are deeply 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.