head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Optimization · Pure Optimization
A visually ambitious sequel with simplified puzzles testing basic environmental observation.

Optimization · Pure Optimization
A dark adventure game about a suicidal woman granted immortality to hunt five psychopaths.
Syberia 3 leans Optimization (Pure Optimization); The Cat Lady 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.
Syberia 3
3D navigation is clunky but never a skill barrier
The Cat Lady
Side-scrolling adventure controls require no dexterity
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Syberia 3
Scripted antagonists with no adaptive behaviour
The Cat Lady
The Parasites are story antagonists, not adaptive opponents
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Syberia 3
Some hidden paths add minor exploration uncertainty
The Cat Lady
Mild unknowns in puzzle solutions on a blind playthrough
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Syberia 3
Streamlined puzzle design compared to predecessors; solutions come faster
The Cat Lady
Adventure-game puzzles have fixed discoverable solutions
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.