After the ball stops the dealer calls the winning number and pays out to winners taking away all lost bets. Until the dealer rolls the ball, players could place a bet, after the dealer says “Bets are placed, no more bets!” it is forbidden. Gambler is trying to guess which slot the ball stops. To be precise, the house edge in European Roulette is 2.70% and in American one - 5.26%. Any gambler has more options to win in European Roulette because of single zero. What is good in single-zero roulette? Well, the odds of European Roulette are twice as better than the American one.
It is true, there is the only zero on its wheel (while the American roulette variation has two zero sectors - 0 and 00). European Roulette is also widely known as a single-zero roulette.