European vs American Roulette: House Edge Compared at Flush
European vs American Roulette: House Edge Compared at Flush
The difference between European and American Roulette looks minor when you first see the two wheels side by side. One has a single green zero pocket; the other has two green pockets, zero and double-zero. That single extra pocket changes the mathematics of roulette fundamentally, nearly doubling the house edge and making American Roulette one of the most expensive standard live casino bets available anywhere. At Flush, both variants are available. This guide explains exactly what the double-zero costs you in practical terms, covers every available bet in each format, explains the en prison and la partage rules that can reduce European Roulette’s house edge further, and helps you decide which wheel to play based on your preferences and staking style. Both European and American Roulette are available in live preview mode at Flush, which is the best way to feel the pace of each format before placing any real funds, whether you stake in BTC, ETH, USDT, TRX.
Comparison Table: European vs American Roulette at Flush
| Feature | European Roulette | American Roulette | Winner |
|---|---|---|---|
| Pockets | 37 (0 to 36) | 38 (0, 00, 1 to 36) | European |
| House edge | 2.70% | 5.26% | European |
| RTP | 97.30% | 94.74% | European |
| Single number payout | 35:1 | 35:1 | Tied |
| Even money bet edge with la partage | 1.35% | Not available | European |
| Five-number basket bet | Not available | 7.89% | Not applicable |
| Expected loss per $100 wagered | $2.70 | $5.26 | European |
| Announced/call bets | Available | Layout differs | European |
| Recommended for value players | Yes | No | European |
The Double-Zero: What One Extra Pocket Actually Costs
The fundamental difference between European and American Roulette is the double-zero (00) pocket in the American version. European Roulette has 37 pockets (0 through 36). American Roulette has 38 pockets (0, 00, and 1 through 36). The payouts for all equivalent bets are identical between the two versions, which is what creates the house edge disparity.
Consider a straight-up single-number bet. In European Roulette, it pays 35:1. Your probability of winning is 1 in 37. If the payout were fair, it would pay 36:1 (you win 36 units plus your original unit back). Because it pays only 35:1, the casino keeps 1 unit out of every 37 wagered on average, producing a house edge of 1/37 = 2.70%.
In American Roulette, the same straight-up bet still pays 35:1. But now the probability of winning is 1 in 38. A fair payout would be 37:1. The casino keeps 2 units out of every 38 wagered (both the zero and double-zero units), producing a house edge of 2/38 = 5.26%.
The same arithmetic applies to every bet on both wheels. Red/black, odd/even, column bets, corner bets: all carry 2.70% house edge on the European wheel and 5.26% on the American wheel because the extra pocket changes the denominators in the probability calculation while payouts remain unchanged.
At Flush, this means choosing American Roulette over European Roulette costs you an additional 2.56 percentage points of expected loss per spin. That gap is not trivial.
What the Gap Means Over a Real Session at Flush
The theoretical gap between the two house edges becomes tangible when applied to a real session.
Scenario: you place $10 per spin at Flush on your chosen roulette variant for 100 spins. Total wager volume: $1,000.
On European Roulette: expected loss = $1,000 x 2.70% = $27.00. On American Roulette: expected loss = $1,000 x 5.26% = $52.60.
The American wheel costs an additional $25.60 in expected losses over the same 100 spins at the same bet size. That is the price of the extra green pocket.
Extend the session to 300 spins at $10 per spin ($3,000 wagered): European expected loss $81.00, American expected loss $157.80. The gap widens to $76.80 in extra expected losses entirely due to game selection.
For Flush players staking in BTC, the same comparison applies in crypto terms. The additional expected erosion of your BTC stack from playing American Roulette rather than European Roulette compounds across sessions. Flush offers European Roulette across multiple format variations (standard, Lightning, Immersive, Speed), so there is no practical reason to choose American Roulette based on game availability.
En Prison and La Partage: Reducing European Roulette’s Edge Further
Two rule variations found on some European Roulette tables at Flush can reduce the house edge below 2.70% on even-money bets.
La partage: When the ball lands on zero, all even-money bets (red/black, odd/even, high/low) are returned at half their value. Instead of losing your full $10 red/black bet when zero hits, you receive $5 back. This effectively halves the house edge on even-money bets from 2.70% to 1.35% on those specific bet types. The mechanism is that zero now only costs you half your even-money bet rather than all of it. La partage does not apply to inside bets (straight-up, split, corner, street).
En prison: A variation with the same net effect as la partage. When zero hits, even-money bets are “imprisoned” rather than lost: a marker is placed on the bet and it remains for the next spin. If the next spin resolves in the imprisoned bet’s favour, the original stake is returned (no win, but no loss). If the next spin lands zero again or against the imprisoned bet, the full amount is lost. The long-run effect is the same as la partage: a 1.35% house edge on even-money bets when the rule is active.
Flush tables that apply la partage or en prison will indicate this in the game rules panel. Not all Flush European Roulette tables apply these rules. When available, prioritising a la partage table for even-money bet play reduces the expected cost per session significantly compared to a standard single-zero wheel.
All Available Bets: European and American Formats
Both European and American Roulette support the same categories of bets, with the exception of the five-number basket bet which is exclusive to American Roulette.
Inside bets (available in both formats): Straight-up: One number, pays 35:1. House edge 2.70% European, 5.26% American. Split: Two adjacent numbers, pays 17:1. Same house edge differential applies. Street: Three numbers in a row, pays 11:1. Corner (square): Four numbers in a 2x2 block, pays 8:1. Six-line: Six numbers (two adjacent rows), pays 5:1. Trio (European only): 0, 1, 2 or 0, 2, 3 covering three numbers including zero, pays 11:1. Basket (American only): 0, 00, 1, 2, 3 covering five numbers. Pays 6:1. House edge 7.89%. This is the worst bet on the American wheel and should be avoided.
Outside bets (available in both formats, all carry the headline house edge for each wheel): Red/Black: 18 numbers, pays 1:1. Odd/Even: 18 numbers, pays 1:1. High/Low (1-18 or 19-36): 18 numbers, pays 1:1. Dozens (1-12, 13-24, 25-36): 12 numbers, pays 2:1. Columns (vertical columns of 12 numbers): pays 2:1.
Announced bets and call bets (European Roulette at Flush): Voisins du zéro: Covers 17 numbers closest to 0 on the wheel (neighbours of zero). Uses 9 chips spread across splits, streets, and a corner. Tiers du cylindre: Covers 12 numbers on the opposite side of the wheel to zero, using 6 chips on splits. Orphelins: Covers the 8 numbers not in the above two sections, using 5 chips. Neighbours: A number and its two nearest neighbours on each side of the wheel, covering 5 consecutive numbers.
The Flush live preview mode for European Roulette includes the full race track interface for announced bets, letting you practice placing Voisins, Tiers, and Neighbours bets before committing real funds. Using the live preview at Flush to understand the race track layout before your first real session is strongly recommended for players unfamiliar with announced bet placement.
All announced and call bets on a single-zero European wheel carry the same 2.70% house edge as standard bets. They change the physical distribution of bets across the layout but do not alter the mathematical expectation. Flush’s European Roulette tables include a race track (oval bet placement diagram) for announced bets, which is a standard feature of Evolution’s live roulette interface.
When Someone Might Choose American Roulette at Flush
American Roulette has a higher house edge than European Roulette in every scenario. That said, there are legitimate reasons a player at Flush might choose the American wheel:
Familiarity: Players who learned roulette on an American wheel and find the double-zero pocket part of their expected experience may simply prefer the familiar layout. This is a preference choice, not a value choice.
The double-zero bet structure: American Roulette’s layout creates slightly different column and dozens configurations compared to European, because the 0 and 00 sit at the top of the layout differently. Some players who bet specific number combinations find the American layout more convenient for their intended bet structure.
Availability during peak hours: During periods when all European Roulette tables at Flush are occupied and no seat is available, American Roulette provides an alternative. Given Flush’s multi-table format and the number of available live roulette tables, this scenario is uncommon.
No justification exists for choosing American Roulette at Flush on value grounds. The additional 2.56% house edge is a cost that runs every spin without any compensating benefit in payout structure. European Roulette is always the better value choice at Flush, and it is available in multiple formats including Lightning Roulette, Immersive Roulette, Speed Roulette, and standard Evolution European Roulette.
Roulette Variants at Flush Using Each Wheel Type
European wheel (single zero, 37 pockets, 2.70% house edge): European Roulette at Flush uses the standard single-zero layout with optional la partage on some tables. Standard payout structure, full announced bet menu available. Lightning Roulette uses a European single-zero wheel but reduces straight-up payouts from 35:1 to 29:1 and adds random Lucky Number multipliers (50x to 500x) each round. Overall RTP remains 97.30%. Immersive Roulette uses a European single-zero wheel with ultra-high-definition camera work and slow-motion ball replays. Same 97.30% RTP as standard European Roulette. Full 35:1 straight-up payout, no multiplier reduction. Speed Roulette uses a European single-zero wheel with a compressed betting window, delivering more spins per hour than standard tables. RTP identical to standard European Roulette at 97.30%. XXXtreme Lightning Roulette uses a European wheel with an enhanced multiplier system and additional chain lightning mechanics. RTP is 97.10%, slightly below standard European Roulette due to the larger multiplier funding cost.
American wheel (double zero, 38 pockets, 5.26% house edge): American Roulette at Flush uses the standard double-zero layout. Available for players who specifically seek this format.
The expected value of every bet on a European wheel is measurably better than the equivalent bet on an American wheel, and Flush gives players full access to European format options across multiple variants.
Roulette Strategy at Flush: What Works and What Does Not
Roulette is a game where no betting system changes the house edge. Martingale, Fibonacci, D’Alembert, Labouchère: these are all bet progression systems that affect how wins and losses are distributed across a session, but they cannot alter the mathematical expectation of any roulette bet.
The only strategy decisions that genuinely affect expected value in roulette are: which wheel you play (European vs American), whether la partage or en prison is available and in effect, and whether you include the basket bet (American only, 7.89% edge, avoid entirely).
Beyond those three factors, roulette is a game of pure chance where the house edge applies identically to every bet on every spin. Bet selection (inside vs outside, single numbers vs columns) changes variance, not expectation. A session plan built on defined bet sizes relative to bankroll, a loss limit, and a session time limit is the most practical framework for Flush roulette play.
The live session mode at Flush for all roulette variants is the ideal way to experience each format’s pace and betting interface before committing BTC, ETH, USDT, TRX.
House Edge Mathematics: Single Zero (2.70%) vs. Double Zero (5.26%) Explained with Bet Examples
The mathematical derivation of the house edge in each roulette format is one of the clearest examples of how a single rule change compounds across an entire bet menu. Walking through specific bet examples confirms the 2.70% and 5.26% figures with arithmetic rather than assertion.
Straight-up bet on number 17 in European Roulette: There are 37 pockets (0 through 36). The probability of winning is 1/37. If the payout were exactly fair, it would pay 36:1 (you receive 36 times your stake plus the original stake returned). The actual payout is 35:1. The casino keeps 1 unit of every 37 units wagered, producing a house edge of 1/37 = 0.02703, or 2.70%.
Straight-up bet on number 17 in American Roulette: There are 38 pockets (0, 00, and 1 through 36). The probability of winning is 1/38. A fair payout would be 37:1. The actual payout is 35:1, identical to European. The casino keeps 2 units of every 38 wagered (one unit from the normal shortfall and one additional unit from the extra 00 pocket). House edge: 2/38 = 0.05263, or 5.26%.
Red/Black bet in European Roulette: 18 red pockets, 18 black pockets, 1 green zero pocket. Probability of winning on Red: 18/37 = 0.4865. Payout is 1:1. Fair payout for 18/37 probability would require a payout above 1:1 to break even. The 1:1 payout on an 18/37 probability event gives the casino 1/37 = 2.70% edge.
Red/Black bet in American Roulette: 18 red pockets, 18 black pockets, 2 green pockets (0 and 00). Probability of winning on Red: 18/38 = 0.4737. The 1:1 payout on an 18/38 probability gives the casino 2/38 = 5.26% edge.
The pattern is uniform: every bet on the American wheel carries the exact same 5.26% house edge as every other American wheel bet, with the single exception of the five-number basket bet (0, 00, 1, 2, 3) which carries a 7.89% edge. On the European wheel, every bet carries the same 2.70% edge, reduced to 1.35% on even-money bets when la partage applies.
At Flush, for a player making 50 red/black bets at $5 each in a session ($250 total wager): European expected loss = $250 x 2.70% = $6.75. American expected loss = $250 x 5.26% = $13.15. The extra green pocket costs $6.40 in expected loss on this one session of red/black bets.
Which American Roulette Rules Are Stricter: Surrender Rule Comparison
American Roulette does not include the en prison or la partage rules that can reduce European Roulette’s house edge to 1.35% on even-money bets. This is the additional rules disadvantage of the American wheel that compounds the already higher house edge.
In European Roulette at Flush, tables that apply la partage return half the stake on even-money bets when zero hits. A $10 red bet that loses to zero under la partage returns $5. The effective house edge on that bet type drops from 2.70% to 1.35%. En prison operates similarly: the bet is held for the next spin rather than collected, with a 50% chance of recovering the full stake.
American Roulette does not offer la partage or en prison. When the ball lands on 0 or 00 in American Roulette, all even-money bets lose their full stake. There is no partial return, no held position, no recovery mechanic. The full 5.26% house edge applies across all outcomes without any rule variation that can reduce it.
The consequence for players at Flush is that the worst case for an even-money bet in European Roulette (no la partage available) still carries only a 2.70% house edge. The best case for an even-money bet in American Roulette is also 5.26%. There is no American Roulette configuration that approaches the 1.35% achievable on European even-money bets with la partage at Flush.
For five-number (basket) bets specific to American Roulette (covering 0, 00, 1, 2, and 3, paying 6:1), the house edge is 7.89%, worse than any standard bet on either wheel. This bet exists nowhere in European Roulette because there is no double-zero to include in such a grouping. Flush players who encounter the basket bet option on the American Roulette layout should avoid it entirely: no other standard roulette bet carries a house edge higher than 5.26%, and the basket bet meaningfully exceeds that already poor figure.
When a Flush Player Should Ever Choose American Roulette
The mathematical case for choosing American Roulette over European Roulette at Flush does not exist. Every bet on the American wheel carries a 5.26% house edge. Every equivalent bet on the European wheel carries 2.70%, or 1.35% with la partage. This is not a close comparison: the European wheel is always the better value choice.
However, there are non-mathematical reasons a Flush player might choose American Roulette for occasional sessions. Familiarity is the most defensible: players who learned roulette on an American wheel and have years of experience with the double-zero layout may find the European wheel slightly disorienting. The absence of the double-zero column in the European layout changes the visual organisation of the betting table, and players who have memorised specific betting patterns relative to the American layout may prefer the familiar interface even at higher cost.
Specific bet combinations also differ between the two layouts. Players who regularly bet the top row of the American layout (which includes 0 and 00 as adjacent positions) will find no direct equivalent on the European table. If a player’s preferred coverage pattern relies on the American physical layout, they may find the American table more comfortable despite the mathematical disadvantage.
Availability is occasionally a practical factor. During peak hours at Flush when all European Roulette tables are occupied or fully seated, American Roulette provides an alternative. This scenario is uncommon given Flush’s multi-table live casino setup, but it can occur during peak player volumes.
Players who are uncertain which layout suits them better can use the live session at Flush to experience both American Roulette and European Roulette side by side before committing any cryptocurrency. The live session removes any financial cost from the comparison and is available without registration.
Outside these specific scenarios, there is no scenario where choosing American Roulette over European Roulette at Flush benefits the player financially. The 5.26% house edge is a structural cost that runs on every spin without compensation.
Summary Recommendation
For every Flush player seeking the best roulette value: play European Roulette. If la partage is available on the specific table at Flush, prioritise that table for even-money bets. The 1.35% house edge on red/black, odd/even, or high/low bets is the lowest house edge available in any roulette format at Flush.
For players who want the European wheel with additional excitement features, Lightning Roulette at Flush uses the same single-zero wheel with random multipliers of 50x to 500x applied each round to selected numbers. The overall RTP remains 97.30%, equivalent to standard European Roulette. Straight-up payout is reduced from 35:1 to 29:1 to fund the multiplier pool, but the house edge stays at 2.70%.
For players who are drawn to the brand aesthetics of Monopoly, Dynasty, or other Evolution licensed variants at Flush, these all use the European single-zero wheel. The IP overlay does not change the wheel’s mathematical foundation. A Monopoly Roulette session at Flush is still a European wheel session at its mathematical core.
American Roulette at Flush is available for players who specifically want that format. It is a fair and legitimate game operated by Evolution with a documented 94.74% RTP. Players who choose it with full understanding of the house edge difference are making an informed preference decision. Players who default to American Roulette through inertia or unfamiliarity with the comparison are paying a significant and unnecessary extra cost per session.
The live session at Flush for both European and American Roulette is available without registration. Using the live preview to compare the visual layouts, the bet menus, and the pace of each format before any real BTC, ETH, BNB, LTC, USDT, USDC, TRX, POL, or DOGE is committed is the most efficient preparation for informed roulette game selection at Flush.
More at Flush
- Live Casino — Full live dealer lobby
- Live Roulette — European, American, Lightning, and Speed Roulette
- Live Blackjack — Infinite Blackjack, Speed Blackjack, and VIP tables
- Live Baccarat — Speed Baccarat, Salon Prive, and Lightning Baccarat
- Game Shows — Crazy Time, Monopoly Live, Mega Ball, and more
- VIP Programme — Rakeback every 30 minutes across all live casino tables
- Promotions — Weekly $10,000 race and Rakeboost events
FAQ
Can I try live casino games for free before playing for real money?
Most live dealer games at Flush do not offer a free demo mode since they stream from real studios with live hosts. However, Flush lets you watch live tables without placing bets so you can observe the game flow, bet timing, and bonus mechanics before committing funds. This watch mode is available on all Evolution tables in the Flush live casino lobby.
What house edge should I expect on live casino games at Flush?
House edge varies significantly by game type at Flush. Live baccarat (Banker bet) runs at approximately 1.06%. European roulette carries a 2.70% house edge. Live blackjack with basic strategy reduces the house edge to under 0.5%. Game shows like Crazy Time average around 3.92% across all bet types. Checking the specific RTP of each game before your session is the best approach.
Can I play European vs American Roulette with Bitcoin or other crypto at Flush?
Yes. Flush accepts BTC, ETH, BNB, LTC, USDT, USDC, TRX, POL, and DOGE for all live casino tables including European vs American Roulette. Crypto deposits at Flush carry no platform fees. TRX and POL typically confirm fastest for players who want to fund and play immediately. BTC and ETH are the most commonly used for larger session budgets. All live casino rakeback at Flush releases every 30 minutes regardless of which crypto you use.
What is the best bet in European vs American Roulette for minimising house edge?
Outside bets, Red/Black, Odd/Even, Dozen, and Column, carry the lowest house edge in European vs American Roulette at the full European roulette rate. Straight-up single number bets offer higher variance and potential multiplier payouts in Lightning variants, but at a marginally lower RTP than outside bets. Players focused on session longevity should prioritise outside bets and use single-number positions for supplementary multiplier exposure only.
Does playing European vs American Roulette at Flush count toward VIP rakeback?
Yes. All real-money wagering on European vs American Roulette at Flush contributes to the rakeback system. Rakeback releases automatically every 30 minutes to your Flush account balance regardless of whether you’re winning or losing that session. The rakeback rate increases across Flush’s 10 VIP tiers, Iron, Bronze, Silver, Gold, Platinum, Diamond, Ruby, Emerald, Sapphire, and Vibranium. Higher-volume European vs American Roulette players at Flush progress through tiers faster and receive higher per-round rakeback rates that meaningfully reduce the effective house edge over time.
About the Author
Anastasia Nowak is a live casino specialist and senior editor at Flush with six years covering Evolution Gaming, Pragmatic Play Live, and Microgaming live dealer products. Her analysis focuses on RTP mechanics, house edge breakdowns, and practical session management for crypto casino players. She holds no financial relationships with any casino operator or software provider.