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 · Practiced Mastery
A survival horror RPG blending real-time gunplay with tight ammo and build management.

Optimization · Practiced Mastery
A brawler RPG mixing style-switch combat with business-routing optimization.
Parasite Eve II leans Optimization (Practiced Mastery); Yakuza 0 leans Optimization (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Parasite Eve II
Real-time aiming, dodging, and tank-control positioning.
Yakuza 0
Brawler combat with style switching
Yakuza 0 leans a little harder on reads, though the gap is small.
Parasite Eve II
Creatures attack on fixed patterns.
Yakuza 0
Scripted enemies
Parasite Eve II leans a little harder on variance, though the gap is small.
Parasite Eve II
Unknown encounters and item placement first run.
Yakuza 0
Minor drop randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Parasite Eve II
Ammo economy, parasite energy builds, and routing reward planning.
Yakuza 0
Skill tree, business mini-game routing
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.