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

Optimization · Pure Optimization
Building a team and exploiting type-matchup math against scripted trainers.

Optimization · Pure Optimization
An idle dungeon crawler where you hire bar patrons and script teams to grind dungeons automatically.
Pokémon LeafGreen Version leans Optimization (Pure Optimization); Soda Dungeon leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Pokémon LeafGreen Version
Menu-driven turn battles demand no physical skill
Soda Dungeon
Auto-combat does the fighting for you.
Pokémon LeafGreen Version leans a little harder on reads, though the gap is small.
Pokémon LeafGreen Version
Trainers are scripted; link battles are a side mode
Soda Dungeon
Dungeon monsters follow fixed behavior tables.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Pokémon LeafGreen Version
Wild encounters, catch rolls and crits add mappable RNG
Soda Dungeon
Loot rolls and dungeon events add meaningful luck.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Pokémon LeafGreen Version
Type matchups and team building are the solvable core
Soda Dungeon
Team scripts and gear economy decide run depth.
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.