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 · Pure Mechanics
A light-gun rail shooter testing reflexes and precise aim against dinosaurs.

Execution · Pure Mechanics
Sequel continuing the Alma horror story with mech sequences and slow-motion combat.
Dino Stalker leans Execution (Pure Mechanics); F.E.A.R. 2: Project Origin leans Execution (Pure Mechanics).
Dino Stalker leans a little harder on execution, though the gap is small.
Dino Stalker
Light-gun aim and fast reactions decide survival
F.E.A.R. 2: Project Origin
Aim and slow-mo trigger discipline
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Dino Stalker
Dinosaurs charge on fixed scripts, nothing to predict
F.E.A.R. 2: Project Origin
Enemy squads are clever but scripted
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Dino Stalker
Spawn timing adds modest unpredictability
F.E.A.R. 2: Project Origin
Minor spawn and cover variation
F.E.A.R. 2: Project Origin leans a little harder on optimization, though the gap is small.
Dino Stalker
Ammo and weapon management are light secondary concerns
F.E.A.R. 2: Project Origin
Learning arenas and ability usage
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.