head to head
Baldur's Gate 3 asks more than Arkham Horror: Mother's Embrace, and the gap is optimization.

Optimization · Systems & Chaos
A turn-based Lovecraftian investigation game about deduction and dice-based combat.

Optimization · Systems & Chaos
A D&D CRPG where build optimization and dice variance dominate every encounter.
Arkham Horror: Mother's Embrace leans Optimization (Systems & Chaos); Baldur's Gate 3 leans Optimization (Systems & Chaos).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Arkham Horror: Mother's Embrace
Turn-based actions need no twitch
Baldur's Gate 3
Turn-based; no input dexterity.
Baldur's Gate 3 leans a little harder on reads, though the gap is small.
Arkham Horror: Mother's Embrace
Scripted enemies don't model the player
Baldur's Gate 3
Companions/enemies scripted, not adaptive to player modeling.
Baldur's Gate 3 leans a little harder on variance, though the gap is small.
Arkham Horror: Mother's Embrace
Dice-driven combat and hidden mystery elements
Baldur's Gate 3
Dice rolls, hidden checks, encounter RNG everywhere.
Baldur's Gate 3 leans clearly harder on optimization.
Arkham Horror: Mother's Embrace
Investigation deduction and combat tactics drive it
Baldur's Gate 3
Builds, party comp, action economy fully solvable.
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.