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

Optimization · Practiced Mastery
Trial-and-error memorisation of fixed death sequences, then executing the learned solution precisely.

Optimization · Practiced Mastery
A complex immersive sim that rewards meticulous resource management and environmental puzzle solving over raw shooting skill.
Out of This World 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.
Out of This World
Precise jump and laser timing within tight scripted windows
System Shock (1994)
Moderate aim demands with stamina and leaning mechanics as execution layer
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Out of This World
Every threat is a fixed script, never adapting
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.
Out of This World
Deaths come from unknown scripted traps until memorised
System Shock (1994)
SHODAN camera placement and event triggers are opaque until mapped
System Shock (1994) leans a little harder on optimization, though the gap is small.
Out of This World
The game is solved by mapping each screen's exact sequence
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.