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 · Practiced Mastery
A co-op third-person looter shooter where module build optimisation and drop variance define long-term progression.

Optimization · Pure Optimization
A movement-focused looter where build optimisation and endurance meet persistent drop-table variance grinds.
The First Descendant leans Optimization (Practiced Mastery); Warframe leans Optimization (Pure Optimization).
The First Descendant leans a little harder on execution, though the gap is small.
The First Descendant
Colossus boss fights and intercept missions require dodge timing and aim
Warframe
Movement and combo timing matter in endgame Steel Path content
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
The First Descendant
PvE co-op throughout with no meaningful adaptive opponent
Warframe
Cooperative PvE only; no adaptive human opponents
The First Descendant leans a little harder on variance, though the gap is small.
The First Descendant
Module drop RNG and Descendant unlock rates drive the grind
Warframe
Relic cracking and mod drop RNG dominate progression
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
The First Descendant
Module builds and Descendant loadouts are extensively theory-crafted
Warframe
Warframe builds and mission routing are extensively community-solved
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.