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
JRPG where you program party AI through its gambit system.

Optimization · Pure Optimization
Character-driven turn-based JRPG with a deeply customizable orbment magic system.
Final Fantasy XII leans Optimization (Pure Optimization); The Legend of Heroes: Trails in the Sky 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.
Final Fantasy XII
Gambits automate combat away from the hands
The Legend of Heroes: Trails in the Sky
Turn-based menus only
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Final Fantasy XII
Enemy AI is fixed and exploitable
The Legend of Heroes: Trails in the Sky
Scripted encounters, no adaptation
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Final Fantasy XII
Rare spawns and drop RNG
The Legend of Heroes: Trails in the Sky
Minor turn-order and drop randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Final Fantasy XII
Programming gambit logic IS the gameplay
The Legend of Heroes: Trails in the Sky
Orbment quartz setups and turn-bonus manipulation
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.