head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Optimization · Pure Optimization
Roman city builder about zoning, supply chains and keeping plebs and patricians content.

Optimization · Pure Optimization
Macabre management sim about running a medieval cemetery as a business.
Caesar IV leans Optimization (Pure Optimization); Graveyard Keeper leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Caesar IV
Pause-friendly mouse management; no dexterity ceiling.
Graveyard Keeper
Light action farming inputs
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Caesar IV
Invasions and gods are scripted, never adaptive.
Graveyard Keeper
Villagers run on fixed schedules
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Caesar IV
Fires, plagues and barbarian timing add mild unknowns.
Graveyard Keeper
Minor drop randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Caesar IV
Housing blocks, walker logistics and supply chains are solvable.
Graveyard Keeper
Sprawling tech trees and grind-route efficiency
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.