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
Zelda-flavored musou about juggling battlefield objectives while mowing hordes.

Optimization · Practiced Mastery
Remake of the original Yakuza following Kiryu's return to Kamurocho.
Hyrule Warriors leans Optimization (Practiced Mastery); Yakuza Kiwami 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.
Hyrule Warriors
Combo strings and weak-point gauge timing
Yakuza Kiwami
Brawling combos and dodges are forgiving but present.
Yakuza Kiwami leans a little harder on reads, though the gap is small.
Hyrule Warriors
Enemy hordes are mindless and scripted
Yakuza Kiwami
Majima ambushes are scripted, not adaptive.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Hyrule Warriors
Minor drop and mission randomness
Yakuza Kiwami
Minor randomness in encounters and minigames.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Hyrule Warriors
Keep management, character builds, and map priorities
Yakuza Kiwami
Style upgrades, heat moves and gear are learnable systems.
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.