head to head
Silent Hill 2 (2001) asks more than SOMA, and the gap is optimization.

Optimization · Pure Optimization
A psychological horror experience where puzzle knowledge and avoidance routing matter more than combat skill.

Optimization · Light / Casual
An underwater sci-fi horror about consciousness and identity.
Silent Hill 2 (2001) leans Optimization (Pure Optimization); SOMA leans Optimization (Light / Casual).
Silent Hill 2 (2001) leans a little harder on execution, though the gap is small.
Silent Hill 2 (2001)
Clunky combat is intentional; survival over precision
SOMA
Light stealth, gentle inputs.
Silent Hill 2 (2001) leans a little harder on reads, though the gap is small.
Silent Hill 2 (2001)
Monsters follow simple fixed behaviours, never model the player
SOMA
Creatures follow scripts.
Silent Hill 2 (2001) leans a little harder on variance, though the gap is small.
Silent Hill 2 (2001)
Some item placements are unknown first time; fixed thereafter
SOMA
Some hiding spot variation.
Silent Hill 2 (2001) leans clearly harder on optimization.
Silent Hill 2 (2001)
Puzzle solutions, route knowledge and weapon use are fully learnable
SOMA
Few systems to optimize.
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.