Slot Payouts › Slot stats A–Z › Brain Bonanza
We recorded 81 spins of Brain Bonanza across 1 session at 1 casino, in September 2026.
In those spins it paid back 44.4% of the money bet, below the 81.9% average across every game we track.
About 30.9% of spins paid something, and a bonus round came along every 81 spins on average (less often than most games).
Spins recorded81
Sessions1
Paid back44.4%
Hit rate30.9%
Bonus rounds1
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- Every recorded session
These figures describe the sessions we recorded, not the machine's official payout percentage. Slots are games of chance: every spin is random, and past results do not predict future spins.