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 tropical farming life-sim about reviving an island community.

Optimization · Pure Optimization
Investigation and deduction-tree logic with token action interludes.
Coral Island leans Optimization (Pure Optimization); Sherlock Holmes: The Devil's Daughter 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.
Coral Island
Farming inputs are gentle.
Sherlock Holmes: The Devil's Daughter
Occasional action minigames, mostly trivial
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Coral Island
Villagers follow scripted schedules.
Sherlock Holmes: The Devil's Daughter
Suspects are written characters, not adapting minds
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Coral Island
Crop quality and fishing have RNG.
Sherlock Holmes: The Devil's Daughter
Case clues are hidden until investigated
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Coral Island
Farm planning and bundle routing reward optimization.
Sherlock Holmes: The Devil's Daughter
Deduction-tree reasoning from gathered evidence is the game
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.