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
Choreographing simultaneous character abilities with precise timing to solve intricate stealth puzzles.

Optimization · Practiced Mastery
A complex immersive sim that rewards meticulous resource management and environmental puzzle solving over raw shooting skill.
Desperados III leans Optimization (Practiced Mastery); System Shock (1994) 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.
Desperados III
Simultaneous pause-and-execute actions demand precise timing coordination
System Shock (1994)
Moderate aim demands with stamina and leaning mechanics as execution layer
Desperados III leans a little harder on reads, though the gap is small.
Desperados III
Enemy patrols are fully scripted; no adaptive opposition
System Shock (1994)
All enemies are scripted cyborgs and mutants with no adaptation
System Shock (1994) leans a little harder on variance, though the gap is small.
Desperados III
Guard patrol overlap creates some hidden-state uncertainty early on
System Shock (1994)
SHODAN camera placement and event triggers are opaque until mapped
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Desperados III
Finding the ideal simultaneous action sequence per map is the core puzzle
System Shock (1994)
Hacking, resource management, and log routing form deep solvable 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.