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.

Execution · Practiced Mastery
Anxiety-fueled block-climbing puzzler wrapped in a relationship-drama narrative.

Execution · Practiced Mastery
An open-world soulslike about pattern-learning bosses while engineering a strong build.
Catherine leans Execution (Practiced Mastery); Elden Ring leans Execution (Practiced Mastery).
Elden Ring leans a little harder on execution, though the gap is small.
Catherine
Climbing block towers fast under time pressure
Elden Ring
Dodge timing and weapon spacing carry every fight.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Catherine
Versus mode exists but is niche
Elden Ring
Bosses use scripted movesets with delayed timings, not adaptation.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Catherine
Some randomized block layouts on replays
Elden Ring
Open-world drops and rune farms add mild randomness.
Elden Ring leans a little harder on optimization, though the gap is small.
Catherine
Block-technique vocabulary solves each tower
Elden Ring
Build crafting, routes, and boss patterns are deeply learnable.
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.