Online Roulette Types Compared - American, European, and French
Why the Wheel Layout Matters More Than You Think
The number of pockets on a roulette wheel is the single biggest factor controlling how much of your money the casino keeps over time. American wheels carry 38 pockets, European wheels carry 37, and that one extra slot changes everything. The house edge on an American wheel sits at 5.26%, while European drops it to 2.70%. Before you place a single chip, choosing the right online roulette type is already a strategic decision.
All three major variants share the same core mechanics: a spinning wheel, a ball, and a betting layout. The differences lie in specific pocket counts, special rules, and side bets that shift the odds in your favor or against you.
American Roulette - the High House Edge Variant
American roulette adds both a single zero (0) and a double zero (00) to the wheel, giving the house 38 pockets to your 37 on a European table. That second green pocket is not a bonus feature. It is extra mathematical weight sitting entirely on the casino's side.
The house edge of 5.26% applies to almost every bet on the American layout. The one exception is the "five-number" bet covering 0, 00, 1, 2, and 3, which carries an even worse house edge of 7.89%. Serious players avoid that bet entirely.
Online American roulette is widely available at most casino platforms because operators benefit from the higher edge. If your only goal is entertainment and you enjoy the faster visual pace of a fuller wheel, it is still a playable game. For anyone focused on value, it is the weakest of the three variants.
European Roulette - the Standard for Online Play
European roulette uses 37 pockets: numbers 1–36 and a single zero. Removing the double zero cuts the house edge almost in half compared to the American version. At 2.70%, this is the baseline all serious players should use when comparing online roulette types.
Payout structures mirror American roulette almost exactly. A straight-up single number pays 35:1, red/black pays 1:1, and dozens pay 2:1. The difference is purely in how often the zero appears relative to your bets, not in the payout ratios themselves.
Most licensed online casinos default to European roulette as their standard table game. It is the version you will find in low-stakes lobbies, high-roller rooms, and live dealer studios. Starting here is a sensible default for any player who has not made a deliberate choice to try French roulette.
Playing Strategy on a European Wheel
Because the house edge is fixed at 2.70% on every spin, no betting system changes your expected return over a long session. Martingale, Fibonacci, and D'Alembert progressions redistribute wins and losses but cannot reduce the mathematical edge. What they can do is help you manage session length and risk exposure within a fixed budget.
French Roulette - the Best Odds Available
French roulette uses the same 37-pocket wheel as European, but two additional rules can cut the house edge down to 1.35% on even-money bets. Those rules are La Partage and En Prison, and they only activate when the ball lands on zero.
La Partage
La Partage means "the sharing." When zero hits, the casino returns half of any even-money bet automatically. If you placed $10 on red and zero lands, you get $5 back. The house keeps the other $5. This halves the effective house edge on bets like red/black, odd/even, and high/low from 2.70% to 1.35%.
En Prison
En Prison means "in prison." Instead of losing half immediately, your even-money bet is held for the next spin. If the next spin wins, you recover your full stake with no profit. If it loses, the casino takes everything. The long-run mathematical result is identical to La Partage: a 1.35% house edge on even-money bets.
Not every online casino offers En Prison. La Partage is far more common in digital versions of French roulette. When you find both, En Prison gives you slightly more variance with the same long-run edge, which suits players who prefer the possibility of recovering a full bet over guaranteed half-recovery.
Betting Layout Differences
French roulette tables often display bets in French: "Rouge/Noir" instead of Red/Black, "Pair/Impair" for Odd/Even, and "Manque/Passe" for Low/High. The layout also frequently includes "call bets" or "announced bets" grouped by wheel section. Voisins du Zéro covers the 17 numbers nearest zero on the wheel, Tiers du Cylindre covers the opposite third, and Orphelins covers the remaining eight numbers. These are not unique to French roulette, but they appear most consistently on French-labeled tables online.
Comparing the Three Variants Side by Side
| Feature | American | European | French |
|---|---|---|---|
| Pockets | 38 (0 and 00) | 37 (single 0) | 37 (single 0) |
| Standard House Edge | 5.26% | 2.70% | 2.70% |
| Even-Money Edge with Rules | N/A | 2.70% | 1.35% |
| La Partage / En Prison | No | No | Yes |
| Call Bets Common | Rarely | Sometimes | Yes |
The table makes the hierarchy clear. French roulette with La Partage offers the lowest house edge available in any mainstream online roulette type. European is the reliable second choice. American is the least favorable for the player.
Which Online Roulette Type Should You Play?
French roulette with La Partage is the best choice for any player prioritizing odds. The 1.35% house edge on even-money bets is among the lowest you will find in any casino table game, online or physical.
If French roulette is unavailable at your preferred casino, European roulette at 2.70% is a sound alternative. The gap between European and American is significant enough that switching platforms to avoid the American version is worth the minor inconvenience.
Live dealer tables often come in European and French variants from providers like Evolution and Playtech. Software-based tables load faster and usually offer lower minimum bets, making them practical for budget sessions or for trying a new strategy without committing large stakes.
Does It Matter Whether You Play Live or Software-Based?
The house edge is identical whether a human dealer spins the wheel or an RNG determines the outcome. Certified RNG tables at licensed casinos are tested for statistical fairness by independent labs such as eCOGRA and iTech Labs. The variant you choose (American, European, or French) determines your odds, not the delivery format.
Live tables do add social interaction and the visual reassurance of watching a physical wheel. They also typically carry higher table minimums, often $1–$5 per spin versus $0.10–$0.50 on software tables. For players working within a tight session budget, software-based French roulette at minimum stakes extends play time considerably while keeping the house edge at 1.35%.
Frequently Asked Questions
European vs American Roulette Odds - Which Is Better?
European roulette has a house edge of 2.70% compared to 5.26% on American roulette. The difference comes from the double zero pocket on American wheels, which adds an extra losing outcome for players on every spin. European is the better choice for anyone focused on value.
What Is La Partage in French Roulette?
La Partage is a rule that returns half your stake when the ball lands on zero, but only on even-money bets like red/black or odd/even. It cuts the house edge on those bets from 2.70% to 1.35%, making French roulette with La Partage the most player-friendly standard roulette variant available online.
Is Online Roulette Fair When Played with an RNG?
Yes, provided the casino holds a valid license. Software-based roulette uses a Random Number Generator that is regularly audited by independent testing labs such as eCOGRA or iTech Labs. These audits verify that outcomes match the stated probabilities, so the house edge you see listed is the actual edge you play against.
Can Betting Systems Beat the House Edge in Online Roulette?
No betting system changes the mathematical house edge. Systems like Martingale or Fibonacci alter the size of individual bets but cannot overcome the fixed probability built into the wheel. They can help manage bankroll pacing during a session, but the expected return per spin stays constant regardless of which progression you follow.
What Are Call Bets in Roulette and Do They Appear Online?
Call bets are wagers grouped by the physical position of numbers on the wheel rather than their position on the betting grid. Voisins du Zéro, Tiers du Cylindre, and Orphelins are the main examples. They appear most often on French roulette tables online and are also available on many live dealer European tables from major software providers.