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
A metroidvania roguelite testing reflexes through randomized weapon kits.

Execution · Practiced Mastery
Wave-based co-op horde shooter.
Dead Cells leans Execution (Practiced Mastery); Killing Floor 2 leans Execution (Practiced Mastery).
Dead Cells leans a little harder on execution, though the gap is small.
Dead Cells
Tight platforming, parries, and dodge-rolls demand precise inputs.
Killing Floor 2
Headshot-focused aim and weapon-switching
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Dead Cells
Enemy patterns are scripted; no adaptive modeling.
Killing Floor 2
Scripted zeds, no adaptive opponent
Killing Floor 2 leans a little harder on variance, though the gap is small.
Dead Cells
Weapon drops and biome layouts randomized per run.
Killing Floor 2
Spawn waves and trader loot vary
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Dead Cells
Build synergy and biome routing significantly improve runs.
Killing Floor 2
Perks, weapon synergies, money management
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.