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

Optimization · Pure Optimization
A cozy island life-sim about building a community at your pace.

Optimization · Pure Optimization
The expanded sequel adds desert and arctic piñatas to the garden-ecosystem puzzle.
Animal Crossing: New Horizons leans Optimization (Pure Optimization); Viva Piñata: Trouble in Paradise 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.
Animal Crossing: New Horizons
Trivial inputs.
Viva Piñata: Trouble in Paradise
Same gentle gardening controls
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Animal Crossing: New Horizons
NPCs are scripted.
Viva Piñata: Trouble in Paradise
Creature behavior is rule-based, not adaptive
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Animal Crossing: New Horizons
Daily visitors and fossils randomize.
Viva Piñata: Trouble in Paradise
New biome visitors still arrive with some chance
Viva Piñata: Trouble in Paradise leans a little harder on optimization, though the gap is small.
Animal Crossing: New Horizons
Turnips, layout, and time-routing reward planning.
Viva Piñata: Trouble in Paradise
Expanded species web deepens the requirement-solving game
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.