head to head
vs
Fallout SheltervsViva Piñata: Trouble in Paradise
Fallout Shelter leans Optimization (Pure Optimization); Viva Piñata: Trouble in Paradise leans Optimization (Pure Optimization).
Fallout ShelterViva Piñata: Trouble in Paradise
Axis by axis
Execution0 vs 1
Viva Piñata: Trouble in Paradise leans harder on execution: Same gentle gardening controls
Reads0 vs 0
Even - both lean on reads about the same.
Variance4 vs 3
Fallout Shelter leans harder on variance: Incident spawns and lunchbox loot rolls
Optimization7 vs 7
Even - both lean on optimization about the same.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.