head to head
The Legend of Heroes: Trails of Cold Steel II 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
A narrative-heavy turn-based RPG deepening Cold Steel's orbment and Link optimisation with Brave Order resource management.
Portal 2 leans Optimization (Pure Optimization); The Legend of Heroes: Trails of Cold Steel II 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.
The Legend of Heroes: Trails of Cold Steel II
Turn-based combat; no action timing required
The Legend of Heroes: Trails of Cold Steel II leans a little harder on reads, though the gap is small.
Portal 2
No opponent; puzzles are static.
The Legend of Heroes: Trails of Cold Steel II
Scripted enemy AI throughout; no adaptive opponent
The Legend of Heroes: Trails of Cold Steel II leans clearly harder on variance.
Portal 2
Puzzles are deterministic with no randomness.
The Legend of Heroes: Trails of Cold Steel II
Quartz recipe unlocks and drop rates add light RNG
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.
The Legend of Heroes: Trails of Cold Steel II
Turn-order stacking, brave order usage, and ARCUS builds reward deep planning
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.