head to head
Little Busters! asks more than Firewatch, and the gap is variance.

Optimization · Light / Casual
A first-person mystery about a fire lookout in a Wyoming forest.

Variance · Light / Casual
A Key visual novel about found family and baseball, with minigames feeding a devastating true route.
Firewatch leans Optimization (Light / Casual); Little Busters! leans Variance (Light / Casual).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Firewatch
Walking and radio dialogue only.
Little Busters!
Light minigames: baseball practice, battle ranker
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Firewatch
No adaptive opposition.
Little Busters!
Minigame rivals are scripted
Little Busters! leans clearly harder on variance.
Firewatch
Minor environmental discoveries.
Little Busters!
Hidden route gates and randomized minigame events
Little Busters! leans a little harder on optimization, though the gap is small.
Firewatch
Few systems to optimize.
Little Busters!
Route order and flag management toward Refrain
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.