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
Relaxing trucking sim with company-building progression.

Optimization · Practiced Mastery
A strategy shooter testing defense placement economy backed by active gunplay.
Euro Truck Simulator 2 leans Optimization (Pure Optimization); Fortified leans Optimization (Practiced Mastery).
Fortified leans a little harder on execution, though the gap is small.
Euro Truck Simulator 2
Truck handling, parking, gear control
Fortified
Third-person shooting between waves keeps hands busy
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Euro Truck Simulator 2
No adaptive opponents
Fortified
Martian waves are scripted compositions
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Euro Truck Simulator 2
Traffic, weather, cargo conditions
Fortified
Wave makeup is known after a single attempt
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Euro Truck Simulator 2
Company growth, route, fleet management
Fortified
Defense placement and hero loadout economy decide rounds
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.