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 cozy island life-sim about building a community at your pace.

Optimization · Pure Optimization
A chilly detective adventure investigating a deserted 1970s Quebec village locked in supernatural ice.
Animal Crossing: New Horizons leans Optimization (Pure Optimization); Kona 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.
Animal Crossing: New Horizons
Trivial inputs.
Kona
Walking, driving, and light survival upkeep
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Animal Crossing: New Horizons
NPCs are scripted.
Kona
No opposition to outwit
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Animal Crossing: New Horizons
Daily visitors and fossils randomize.
Kona
Mystery clues unknown until uncovered
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Animal Crossing: New Horizons
Turnips, layout, and time-routing reward planning.
Kona
Investigation order and survival management are 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.