Roulette is the undisputed symbol of the casino floor, an elegant game of chance that has captivated players for centuries.
While the basic rules are identical, there is a fundamental difference between the European and American versions of the game.
Understanding this distinction is the absolute most important strategy you can learn before placing your chips on the felt.
Let's explore the math behind the wheels so you can ensure you are always getting the best possible odds.
The Zeroes: What Separates the Two Games
Visually, the two tables look almost identical, but a closer inspection of the wheel reveals a critical design change.
Because there is only one zero, the total number of possible outcomes on a European wheel is 37.
When the game was brought to America, casino owners greedily added a second green pocket, the double zero (00), to increase their profits.
This seemingly minor architectural change is the sole reason why one game is vastly superior to the other.
The zeroes are the casino's primary source of profit on even-money bets; the American wheel doubles the casino's advantage.
Why the House Edge Matters in Roulette
To truly understand why the American version is inferior, we must look at the mathematical House Edge.
If you hit a single number on either wheel, the dealer will hand you 35 chips for every 1 chip you bet.
However, on a European wheel, the true odds of hitting that number are 36 to 1 (because there are 37 total pockets).
Despite the worse odds, the American game still only pays 35 to 1, significantly short-changing the player.
A 5.26% edge will drain your bankroll twice as fast as the European version, offering you zero additional benefits.
French Roulette: The Best Rules Available
While European Roulette is excellent, a specific variant called French Roulette offers even better terms for the player.
These rules significantly reduce the sting of losing a 50/50 bet to the casino's built-in advantage.
Instead of losing your entire wager to the zero, the casino returns 50% of your stake as a consolation.
The "En Prison" rule is similar; if the zero hits, your bet is "imprisoned" and left on the table for the next spin.
If French is unavailable, default to European; but never, ever click on the American Roulette table.
The Three Main Roulette Games
Double Zero Roulette: High house edge, fast bankroll drain. Never play this if other options exist. European Roulette: 37 pockets (single 0). House edge is 2.70%. The standard, fair version of the game. The French Table: Single zero with special rules that refund half your bet on a zero. The ultimate player advantage. Live Dealer: Always check if the live stream is using an American or European wheel before sitting down. Strategy: No betting system can overcome the 2.70% or 5.26% house edge over the long term.
Odds and Payouts Breakdown
StatisticThe Fair WheelThe Greedy Wheel Total NumbersThirty-SevenThirty-Eight Payout for Single Number35 to 135 to 1 (Identical) Actual Probability1 in 371 in 38 House Edge2.70%5.26% (Nearly Double)
Playing the American version is essentially volunteering to give the casino double the money for the exact same entertainment.
However, online casinos offer both versions to all players, giving you the power to choose the better odds.
If you see a green 00 pocket, immediately close the game and find a European or French table instead.
Good luck at the tables, and may the ball always avoid the green pockets when you need it most.