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
Surreal narrative adventure following a nun arguing with the devil inside her.

Optimization · Pure Optimization
A management game about ferrying spirits to the afterlife.
INDIKA leans Optimization (Pure Optimization); Spiritfarer 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.
INDIKA
Light platforming and chase sequences
Spiritfarer
Platforming is light and forgiving.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
INDIKA
No adaptive opposition
Spiritfarer
Spirits follow scripted arcs.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
INDIKA
Story beats surprise once
Spiritfarer
Minor resource RNG.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
INDIKA
Environmental puzzles drive progress
Spiritfarer
Boat layout and crafting loops reward planning.
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.