head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Optimization · Practiced Mastery
A stealth-action adventure where Aveline swaps social personas to move through 18th-century New Orleans.

Optimization · Practiced Mastery
A brawler RPG mixing style-switch combat with business-routing optimization.
Assassin's Creed III: Liberation 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.
Assassin's Creed III: Liberation
Lenient parkour and counter combat set a low ceiling
Yakuza 0
Brawler combat with style switching
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed III: Liberation
Guards follow patrol scripts without adapting
Yakuza 0
Scripted enemies
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed III: Liberation
Light patrol and notoriety randomness
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.
Assassin's Creed III: Liberation
Persona disguise system and mission 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.