Roulette Expected Value Calculator

Calculate probability, payout, house edge, and expected value for any roulette bet.

American has 0 and 00 (38 slots). European has only 0 (37 slots). French uses la partage rule on even-money bets.
Inside bets (straight, split, etc.) have higher payouts but lower probability. Outside bets (red/black, etc.) win more often but pay less.

Roulette Analysis

Wheel-
Bet-
Winning Numbers-
Probability-
Payout-
House Edge-
EV per $1 Bet-
EV on Your Bet-
References: Roulette mathematics: American wheel 38 slots (1-36, 0, 00), European 37 slots (1-36, 0). French la partage returns half of even-money bets when 0 hits.