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

Execution · Practiced Mastery
A slower 2.5D Kirby built around mixing two copy abilities into inventive combo powers.

Execution · Practiced Mastery
Classic collectathon platformer sending Buzz through toy-scaled levels for Pizza Planet tokens.
Kirby 64: The Crystal Shards leans Execution (Practiced Mastery); Toy Story 2: Buzz Lightyear to the Rescue leans Execution (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Kirby 64: The Crystal Shards
Relaxed platforming, some tricky shard grabs
Toy Story 2: Buzz Lightyear to the Rescue
Platforming, spin attacks, and laser aim need modest precision
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Kirby 64: The Crystal Shards
Fully scripted enemies
Toy Story 2: Buzz Lightyear to the Rescue
Scripted enemies and bosses, nothing adapts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Kirby 64: The Crystal Shards
Shard hiding spots unknown only once
Toy Story 2: Buzz Lightyear to the Rescue
Static levels with fixed token placements
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Kirby 64: The Crystal Shards
Power-combo crafting solves shard puzzles
Toy Story 2: Buzz Lightyear to the Rescue
Pizza Planet token routing and boss patterns are learnable
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.
full breakdown
Kirby 64: The Crystal Shards →
full breakdown
Toy Story 2: Buzz Lightyear to the Rescue →