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

Execution · Light / Casual
Wordless watercolor platformer about grief, designed never to punish you.

Optimization · Light / Casual
A musical narrative joyride about a teenage guitarist inventing his cosmic stage persona.
Gris leans Execution (Light / Casual); The Artful Escape leans Optimization (Light / Casual).
Gris leans a little harder on execution, though the gap is small.
Gris
Gentle platforming with no fail state
The Artful Escape
Hold right and strum; nearly unfailable
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Gris
No opposition at all
The Artful Escape
No opposition
Gris leans a little harder on variance, though the gap is small.
Gris
Linear and fully authored
The Artful Escape
Fully scripted spectacle
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Gris
Light environmental puzzles with obvious solutions
The Artful Escape
Almost nothing 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.