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
A city builder where your whole town flies, forcing constant trade-offs between weight, lift and resources.

Optimization · Pure Optimization
Macabre management sim about running a medieval cemetery as a business.
Airborne Kingdom 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.
Airborne Kingdom
Gentle steering of the city; minimal dexterity.
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.
Airborne Kingdom
No adversaries; ground towns offer fixed quests.
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.
Airborne Kingdom
Resource spread across the procedural map varies mildly.
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.
Airborne Kingdom
Balancing lift, weight, fuel and layout is the core puzzle.
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.