head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is reads, and it is a single point.

Optimization · Systems & Chaos
An evolutionary survival sim about guiding an ape lineage through ten million years.

Optimization · Systems & Chaos
A horror stealth game testing how fast you map a monster's hidden rules.
Ancestors: The Humankind Odyssey leans Optimization (Systems & Chaos); Five Nights at Freddy's: Secret of the Mimic leans Optimization (Systems & Chaos).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Ancestors: The Humankind Odyssey
Climbing and dodge timing are forgiving
Five Nights at Freddy's: Secret of the Mimic
Walking, hiding and gadget use under pressure, modest demands
Five Nights at Freddy's: Secret of the Mimic leans a little harder on reads, though the gap is small.
Ancestors: The Humankind Odyssey
Predators act on instinct scripts
Five Nights at Freddy's: Secret of the Mimic
The Mimic is scripted-plus-random, not a genuine adapting mind
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Ancestors: The Humankind Odyssey
Systems deliberately unexplained until experimented
Five Nights at Freddy's: Secret of the Mimic
Costume disguises and patrol behaviour stay hidden until learned
Ancestors: The Humankind Odyssey leans a little harder on optimization, though the gap is small.
Ancestors: The Humankind Odyssey
Neuron routing and lineage planning dominate
Five Nights at Freddy's: Secret of the Mimic
Mapping safe routes and mechanics converges to a routine
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.
full breakdown
Ancestors: The Humankind Odyssey →
full breakdown
Five Nights at Freddy's: Secret of the Mimic →