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

Optimization · Pure Optimization
A supernatural teen drama where dialogue timing shapes relationships against a fixed mystery structure.
Grim Legends 3: The Dark City leans Optimization (Pure Optimization); Oxenfree leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Grim Legends 3: The Dark City
Point-and-click input needs no motor precision
Oxenfree
Radio tuning and walking demand no physical skill
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
Oxenfree
Supernatural narrative with scripted ghost behaviour
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
Oxenfree
Dialogue timing creates minor branching uncertainty
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
Oxenfree
Relationship and dialogue choices converge toward fixed endings
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.