head to head
Songs of Conquest asks more than Portal 2, and the gap is variance.

Optimization · Pure Optimization
A first-person puzzle game where seeing the solution is the whole skill.

Optimization · Pure Optimization
Optimizing Wielder builds and resource networks to project force in PvP or solo campaigns.
Portal 2 leans Optimization (Pure Optimization); Songs of Conquest leans Optimization (Pure Optimization).
Portal 2 leans a little harder on execution, though the gap is small.
Portal 2
Portal placement requires some precision but timing is lenient.
Songs of Conquest
Turn-based throughout; no timing demands
Songs of Conquest leans clearly harder on reads.
Portal 2
No opponent; puzzles are static.
Songs of Conquest
Human PvP multiplayer creates opponent prediction pressure
Songs of Conquest leans clearly harder on variance.
Portal 2
Puzzles are deterministic with no randomness.
Songs of Conquest
Resource tile placement and battle spell procs add variance
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Portal 2
Solving the puzzle's logic IS the entire game.
Songs of Conquest
Wielder skill trees, unit stacking, and map control routing are the optimization core
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.