head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Optimization · Practiced Mastery
Painterly cinematic puzzle platformer about a girl and her cat-like companion.

Optimization · Practiced Mastery
A classic adventure where puzzle-solving and exploration outweigh combat difficulty.
Planet of Lana leans Optimization (Practiced Mastery); The Legend of Zelda: Link's Awakening DX 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.
Planet of Lana
Gentle platforming and chase sequences
The Legend of Zelda: Link's Awakening DX
light combat and platforming precision
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Planet of Lana
Machines follow scripted patterns
The Legend of Zelda: Link's Awakening DX
scripted enemies, no adaptation
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Planet of Lana
Fully authored puzzles
The Legend of Zelda: Link's Awakening DX
minimal randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Planet of Lana
Companion-command puzzles have single solutions
The Legend of Zelda: Link's Awakening DX
dungeon puzzles and item routes 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.