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 · Practiced Mastery
The fan-favourite sequel with harder levels and deeper secrets.

Execution · Practiced Mastery
A first-person exploration game where precise aim and route optimization both matter.
Donkey Kong Country 2: Diddy's Kong Quest leans Execution (Practiced Mastery); Metroid Prime Remastered leans Execution (Practiced Mastery).
Donkey Kong Country 2: Diddy's Kong Quest leans a little harder on execution, though the gap is small.
Donkey Kong Country 2: Diddy's Kong Quest
Demanding jump chains and animal-buddy control
Metroid Prime Remastered
FPS aiming and platforming precision
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Donkey Kong Country 2: Diddy's Kong Quest
Fixed enemy patterns, no adaptation
Metroid Prime Remastered
bosses use fixed attack patterns
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Donkey Kong Country 2: Diddy's Kong Quest
Secret Lost World entrances hidden until found
Metroid Prime Remastered
minor drop/damage variance
Metroid Prime Remastered leans a little harder on optimization, though the gap is small.
Donkey Kong Country 2: Diddy's Kong Quest
Routes, DK coins, and bonuses fully mappable
Metroid Prime Remastered
sequence breaking, item routing, upgrades
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.