head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is variance, and it is a single point.

Optimization · Practiced Mastery
A minimalist puzzle platformer about cooperating rectangles, carried by warm narration.

Optimization · Practiced Mastery
A gentle physics puzzle-platformer starring a creature made of unraveling yarn.
Thomas Was Alone leans Optimization (Practiced Mastery); Unravel leans Optimization (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Thomas Was Alone
Light precision jumps per quadrilateral
Unravel
Gentle platforming and yarn-swing timing
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Thomas Was Alone
No opponent, narrated rectangles
Unravel
No opponent
Unravel leans a little harder on variance, though the gap is small.
Thomas Was Alone
Levels fully visible and fixed
Unravel
Everything is visible and fixed
Unravel leans a little harder on optimization, though the gap is small.
Thomas Was Alone
Sequencing each character's ability per puzzle
Unravel
Physics puzzles with discoverable intended solutions
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.