Calculate potential returns for your accumulator bet. Add your selections with decimal odds, enter your stake, and see total odds and payout instantly.
Enter valid odds for at least 2 selections to calculate.
An accumulator (acca) combines multiple selections into one bet. All selections must win for the bet to pay out.
Combined Odds = Odds 1 × Odds 2 × Odds 3 × ... For example, three selections at 2.00, 1.80, and 3.50 give combined odds of 12.60.
Potential Return = Stake × Combined Odds. A €10 stake at 12.60 combined odds returns €126.00 (€116.00 profit).
An accumulator (also called a parlay in the US or a multi-bet) is a single wager that combines two or more selections from different matches. The key rule is simple: all selections must win for the bet to pay out. If even one selection loses, the entire accumulator loses.
The appeal is the odds multiplication effect. Three selections at 2.00 each give combined odds of 8.00 — meaning a €10 bet returns €80. But the probability of winning drops significantly with each added selection. Understanding this trade-off is critical.
Here is why accumulators are harder to win than most people think. If each selection has a 70% chance of winning:
Even with strong 70% selections, a 10-fold acca wins less than 3% of the time. The bookmaker margin also compounds with each leg, making long accumulators particularly poor value. Read our guide on 5 common accumulator mistakes to avoid the most costly errors.