head to head
9 Kings asks more than L.A. Noire, and the gap is optimization.

Optimization · Systems & Chaos
Tests assembling broken card synergies under randomised offers, run after run.

Optimization · Systems & Chaos
1940s detective procedural built around crime scenes and reading scripted interrogation tells.
9 Kings leans Optimization (Systems & Chaos); L.A. Noire leans Optimization (Systems & Chaos).
L.A. Noire leans a little harder on execution, though the gap is small.
9 Kings
Placing cards between auto-battles needs no dexterity
L.A. Noire
Light shooting and driving, very forgiving
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
9 Kings
Rival kings follow fixed escalation, not adaptive minds
L.A. Noire
Suspects follow fixed scripts, never adapt
9 Kings leans clearly harder on variance.
9 Kings
Card offers and enemy king draws randomise each run
L.A. Noire
Interrogation tells and clues hidden until discovered
9 Kings leans clearly harder on optimization.
9 Kings
Stacking synergies into broken kingdom builds is the entire loop
L.A. Noire
Evidence chains and question choices have fixed correct answers
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.