head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Optimization · Pure Optimization
An open-world Caribbean sandbox of ship duels, sword fights, trading, and treasure hunting.

Optimization · Practiced Mastery
Off-road simulator about hauling lumber through brutally deformable Russian mud.
Sid Meier's Pirates! leans Optimization (Pure Optimization); Spintires leans Optimization (Practiced Mastery).
Spintires leans a little harder on execution, though the gap is small.
Sid Meier's Pirates!
Sword duel timing and ship-handling minigames
Spintires
Throttle finesse and winching through mud need careful hands
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Sid Meier's Pirates!
AI captains follow simple fixed behaviours
Spintires
No opponents
Sid Meier's Pirates! leans a little harder on variance, though the gap is small.
Sid Meier's Pirates!
Treasure locations, wind, and town states roll randomly
Spintires
Terrain deforms dynamically; fuel and routes uncertain until scouted
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Sid Meier's Pirates!
Trade routes, faction standing, and career planning dominate
Spintires
Route choice, fuel logistics, and vehicle selection decide success
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.