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
A tactical action RPG testing ability sequencing and build choices over reflexes.

Optimization · Pure Optimization
Zelda-style puzzle dungeons and exploration with low-pressure combat.
Of Orcs and Men leans Optimization (Pure Optimization); Star Fox Adventures 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.
Of Orcs and Men
Slowed tactical combat forgives imprecise inputs
Star Fox Adventures
Lock-on staff combat is deliberately forgiving
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Of Orcs and Men
Enemy squads follow fixed behaviours
Star Fox Adventures
Dinosaurs and bosses are Rare-scripted patterns
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Of Orcs and Men
Encounters are authored with little randomness
Star Fox Adventures
Dinosaur Planet is fixed and explorable
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Of Orcs and Men
Skill queues, rage management and builds decide fights
Star Fox Adventures
Zelda-style dungeon puzzles and item routing are the substance
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.