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 · Pure Optimization
Sci-fi thriller played as the station AI solving its own crisis.

Optimization · Practiced Mastery
A slapstick stealth-puzzle game about being a horrible goose.
Observation leans Optimization (Pure Optimization); Untitled Goose Game 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.
Observation
Camera control and interface manipulation
Untitled Goose Game
Light stealth timing, forgiving controls.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Observation
Events are fully authored
Untitled Goose Game
NPCs follow fixed patterns.
Observation leans a little harder on variance, though the gap is small.
Observation
Mystery unknown until uncovered
Untitled Goose Game
Minor randomness in NPC routines.
Observation leans a little harder on optimization, though the gap is small.
Observation
Systems puzzles and station schematics solving
Untitled Goose Game
Puzzle list rewards efficient routing.
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.