{"id":2330,"date":"2026-07-28T02:40:46","date_gmt":"2026-07-28T02:40:46","guid":{"rendered":"https:\/\/spinaud.tech\/?p=2330"},"modified":"2026-07-28T02:44:44","modified_gmt":"2026-07-28T02:44:44","slug":"roulette-odds-explained","status":"publish","type":"post","link":"https:\/\/spinaud.tech\/en-AU\/blog\/roulette-odds-explained\/","title":{"rendered":"Roulette Odds Explained: European vs American Roulette"},"content":{"rendered":"\n
\"roulette<\/figure>\n\n\n\n

Two roulette wheels at SpinAUD<\/strong><\/a>, same colours, same numbers 1 through 36. Add one extra green pocket and the house edge nearly doubles. That’s the entire difference between European roulette and American roulette, and it’s worth knowing before you sit down at either table, because the roulette odds on offer aren’t remotely the same game underneath the paint job.<\/p>\n\n\n\n

This one’s straightforward: how roulette odds actually work, what changes between a European wheel and an American one, and which bets are worth making once you know the numbers.<\/p>\n\n\n\n

What Determines Roulette Odds in the First Place<\/strong><\/h2>\n\n\n\n

Every bet on a roulette table pays out based on the actual probability of that number or group of numbers hitting. A straight-up bet on a single number pays 35 to 1, because on a wheel with 37 numbers, the true odds of hitting one specific number are 36 to 1. That tiny gap between the payout and the true odds is where the house edge lives, and it’s baked into every single bet on the table.<\/p>\n\n\n\n

The one thing that changes the roulette odds more than anything else isn’t the bet type. It’s the wheel itself.<\/p>\n\n\n\n

European Roulette: The Single-Zero Wheel<\/strong><\/h2>\n\n\n\n

This single-zero wheel runs 37 pockets: the numbers 1 through 36 plus a single green zero. That single zero is what gives the house its edge. Work out the maths and it lands at 2.7%, meaning for every $100 wagered over a long run, the house keeps roughly $2.70 on average.<\/p>\n\n\n\n

This is the wheel most serious players gravitate toward, and for good reason. European roulette gives you noticeably better roulette odds than its American cousin on every single bet type, without changing how the game is played or what the payouts look like on the felt.<\/p>\n\n\n\n

American Roulette: The Double-Zero Wheel<\/strong><\/h2>\n\n\n\n

American roulette adds a second green pocket, 00, bringing the total to 38 numbers. Same bets, same payouts, same table layout \u2014 but now there are two ways for the ball to land somewhere that doesn’t pay out on even-money bets or the single-number line. That extra pocket pushes the house edge up to 5.26%, essentially double what the single-zero wheel runs.<\/p>\n\n\n\n

The maths adds up fast. Over a long session, American roulette will cost the average player roughly twice as much per dollar wagered compared to a European wheel, even though nothing about how you actually play changes.<\/p>\n\n\n\n

Roulette Odds by Bet Type: European vs American<\/strong><\/h2>\n\n\n\n
Bet Type<\/strong><\/td>True Odds<\/strong><\/td>European Payout \/ House Edge<\/strong><\/td>American Payout \/ House Edge<\/strong><\/td><\/tr>
Straight up (1 number)<\/td>36 to 1 (Euro) \/ 37 to 1 (US)<\/td>35 to 1 \/ 2.70%<\/td>35 to 1 \/ 5.26%<\/td><\/tr>
Split (2 numbers)<\/td>17.5 to 1 (Euro)<\/td>17 to 1 \/ 2.70%<\/td>17 to 1 \/ 5.26%<\/td><\/tr>
Street (3 numbers)<\/td>11.33 to 1 (Euro)<\/td>11 to 1 \/ 2.70%<\/td>11 to 1 \/ 5.26%<\/td><\/tr>
Corner (4 numbers)<\/td>8.25 to 1 (Euro)<\/td>8 to 1 \/ 2.70%<\/td>8 to 1 \/ 5.26%<\/td><\/tr>
Dozen \/ Column<\/td>2.08 to 1 (Euro)<\/td>2 to 1 \/ 2.70%<\/td>2 to 1 \/ 5.26%<\/td><\/tr>
Red\/Black, Odd\/Even<\/td>roughly even (Euro)<\/td>1 to 1 \/ 2.70%<\/td>1 to 1 \/ 5.26%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Notice the pattern: the payout for each bet is identical between the two wheels. The house edge is what shifts, purely because of that extra pocket on the American layout, and it’s the whole story behind why the roulette odds diverge as much as they do.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Why the House Edge Difference Actually Matters<\/strong><\/h2>\n\n\n\n

A 2.7% house edge doesn’t feel dramatic compared to 5.26% until you sit at the table for a few hours. Over 100 spins at $10 a spin, European roulette costs you roughly $27 on average in the long run. The same session on American roulette costs closer to $53. Nothing about your betting pattern changed \u2014 the wheel did all the work, and that’s the roulette odds difference in real dollars rather than percentages.<\/p>\n\n\n\n

This is exactly why so many strategy guides push players toward the single-zero wheel whenever it’s available. The gameplay feels identical spin to spin, but the roulette odds working against you over a full session are close to half as harsh.<\/p>\n\n\n\n

Bets Worth Making (and One to Avoid)<\/strong><\/h2>\n\n\n\n

A handful of practical points once you understand the odds:<\/p>\n\n\n\n