You stand a slightly better chance of success in the long term. For that reason, we always recommend you play European Roulette wherever possible. That gives the casino an increased house edge of 5.26%. American Roulette not only has a green zero but also a double green zero. There is one major difference between the American and European variations of roulette.
As mentioned previously, the casino usually takes advantage of that house edge whenever the green zero lands.
In contrast, casinos have a 4-7% house edge on video slots. That gives the casino a house edge of 2.7%, which is not unreasonable. However, because of the green zero, the odds of winning that bet are 36 to 1. If you place straight-up bets when playing roulette, you will win 35 to 1. When the green zero lands, the casino essentially wins all bets aside from those that wagered on that number. It is excluded from all bets aside from those placed directly on that number. As the zero is green and not even or odd, it nullifies most other bets on the board.
In short, the green zero is the segment on the roulette wheel that provides the casino with an edge. What is the Green Zero for in the Game of Roulette?