The Differences Between American and European Roulette

The spinning roulette wheel is perhaps the most recognizable symbol of casino gambling worldwide. While the basic premise of the game —betting on where the white ball stops— never changes, not every roulette game are created equal. The casino world features two main versions that dominate the casino floors: the US version and the European wheel. Learning the mathematical distinctions between these wheels is incredibly important for anyone trying to protect their bankroll.

The Physical Wheel: The One Massive Difference

The primary physical distinction between the wheels is found directly on the wheel. A traditional European Roulette wheel features 37 total pockets: the standard 1-36, and one single green zero. Conversely, the US variation has thirty-eight slots. It has the standard 36 numbers, a single zero, plus a devastating extra pocket: the double zero (00). This tiny physical difference might seem insignificant to a beginner, but statistically, it ruins the math for the player.

How the Double Zero on the House Edge

In roulette, the winning odds paid are strictly designed as if the zero did not exist. For instance, a winning straight-up bet returns 35 times your bet, on both the American and European tables. Because the European wheel has 37 total slots, the casino’s built-in mathematical advantage is exactly 2.70 percent. However, because the double zero wheel adds a second guaranteed losing pocket for outside bets (the 00) without increasing the payouts, the casino’s advantage skyrockets to exactly 5.26%.

• Never play the American wheel if you have the choice. It makes no sense to playing the American version.
• The Top Line bet only exists on the double zero layout and is statistically terrible, carrying an edge of 7.89%.
• French roulette games feature the La Partage rule, which reduces the casino margin on even-money bets to a tiny 1.35%.

Side-by-Side Analysis: American vs European

To summarize the mathematics, here is this simple chart. It shows exactly why smart gamblers always hunt for the French or Euro games.

In conclusion, the American wheel’s extra slot is nothing more than a casino trick to drain your bankroll faster from the average gambler. If you are playing at a lavish casino in Las Vegas or spinning the wheel at an online casino from your smartphone, your absolute first move must always be finding a European Roulette table. Skipping the 00 wheel is the simplest method to mathematically improve your long-term returns.