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
A hidden-object adventure testing fixed-puzzle solving and exploration.

Optimization · Pure Optimization
Sci-fi thriller played as the station AI solving its own crisis.
Grim Legends 3: The Dark City leans Optimization (Pure Optimization); Observation leans Optimization (Pure Optimization).
Observation leans a little harder on execution, though the gap is small.
Grim Legends 3: The Dark City
Point-and-click input needs no motor precision
Observation
Camera control and interface manipulation
Grim Legends 3: The Dark City leans a little harder on reads, though the gap is small.
Grim Legends 3: The Dark City
Solo narrative; no adaptive opponent
Observation
Events are fully authored
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Grim Legends 3: The Dark City
Hidden objects but fixed solutions per scene
Observation
Mystery unknown until uncovered
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Grim Legends 3: The Dark City
Solving fixed puzzles and inventory routing is the loop
Observation
Systems puzzles and station schematics solving
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.