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 PS4-era Killzone where a Shadow Marshal and his OWL drone fight through a divided Helghast city.

Execution · Competitive PvP
Arcade monster wrestling testing grapple timing and versus-mode throw mindgames.
Killzone Shadow Fall leans Execution (Pure Mechanics); King of the Monsters leans Execution (Competitive PvP).
Killzone Shadow Fall leans a little harder on execution, though the gap is small.
Killzone Shadow Fall
Standard FPS aim and movement ceiling
King of the Monsters
Grapple timing and positioning decide monster bouts
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Killzone Shadow Fall
PvP modes reward predicting human players
King of the Monsters
Versus humans, throw-tech mindgames add real prediction
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Killzone Shadow Fall
Some open level routes and spawn noise
King of the Monsters
Grapple outcomes carry arcade-era randomness
Killzone Shadow Fall leans a little harder on optimization, though the gap is small.
Killzone Shadow Fall
OWL drone usage and loadouts optimize cleanly
King of the Monsters
Small movesets converge to known optimal loops fast
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.