Comparing American, European, and French Roulette

You step onto the floor. Two wheels, two crowds. One table has a felt that says “Roulette.” The other has a small card that says “French.” Both look the same from five steps away. They are not the same. The rules change your cost per hour, the pain of streaks, and how long your bankroll lasts. This guide shows what is different, why it matters, and how to spot the good rules fast.

Thesis in one line: Not all roulette is equal; the zeros and two quiet French rules change the math in a very real way.

  • What most people miss at the table
  • The fast take: three wheels, three experiences
  • La partage and en prison: the quiet edge-cuts
  • How much it costs per hour (clear math)
  • Where each wheel shows up
  • Live dealer vs RNG: fairness and checks
  • Myth-busting: systems vs math
  • A 60‑second pre‑table checklist
  • What to play and when
  • Micro‑FAQ

Author note: I have logged more than 200 hours watching live and live‑online roulette in Nevada, Ontario, Malta, and the UK. I verify rule cards, payouts, and signage at the table, not just on a website page.

What most people miss at the table

Many players think roulette is one game with a few layout styles. It is not. The number of zero pockets and one small rule on even‑money bets can double or halve the house edge you face. That edge is the long‑run share the house keeps from each dollar bet. It is set by the wheel and by the payouts. Over time, it shows up in your results.

If you want the logic in one clear math idea, look up expected value. In roulette, the expected value of a bet is negative. But the size of that negative changes by wheel type and by rule set. That is why picking the right wheel matters.

The fast take: three wheels, three experiences

Here is the skimmable view. One look tells you why single‑zero beats double‑zero, and why French rules are a sweet deal for even‑money bets.

American 38 pockets (1–36, 0, 00) None 5.26% n/a 35:1 Double‑zero track; 00 on the wheel and felt Common in North America; some online rooms
European 37 pockets (1–36, 0) None by default 2.70% n/a 35:1 Single‑zero sequence; standard racetrack in some rooms Widespread in Europe and online
French 37 pockets (1–36, 0) La partage or en prison on even‑money 2.70% baseline 1.35% on even‑money when rule applies 35:1 French layout with call‑bet track (voisins, orphelins, tiers) More common in Europe; also in live‑online lobbies

Note: Some casinos use a European layout but still apply a French rule on even‑money bets. Always ask the dealer or check the rule card on the rail.

For a visual of the wheel, track, and number order, see roulette layout and pockets.

La partage and en prison: the quiet edge‑cuts

French tables often use one of two rules for even‑money bets (red/black, odd/even, high/low). They look small, but they change a lot.

  • La partage: If the ball lands on 0, the house takes half your even‑money bet, and you get half back.
  • En prison: If 0 hits, your even‑money bet “goes to prison” for one more spin. If the next spin wins, you get your bet back (no profit). If it loses, the house takes it.

Both rules cut the house edge on even‑money bets from 2.70% down to 1.35%. That is half the cost. It does not change the edge on other bets (like straight‑ups or splits). Those stay at 2.70% on a single‑zero wheel.

One short example: You bet $20 on black. Zero hits. With la partage, you lose only $10. With en prison, your $20 sits for one more spin. If black hits next, you get $20 back. If not, it is gone. The long‑run math of both rules is the same 1.35% edge on even‑money.

For a bit of story and roots, see historical French‑style tables.

Small aside: Not every “French” table uses these rules at all times. Some rooms turn them on only at higher mins or at peak hours. Check the rail card.

How much it costs per hour (clear math)

Percentages feel abstract. Dollars do not. Here is a fast way to size the cost. Take your bet size, multiply by the house edge, then by spins per hour. Most live tables spin about 40–60 times per hour. Let’s use 50 to keep it clean.

  • American (5.26%) with $10 even‑money bets: about $26.30 per hour in expected loss.
  • European (2.70%): about $13.50 per hour.
  • French with la partage/en prison on even‑money (1.35%): about $6.75 per hour.
  • Triple‑zero (7.69%): about $38.45 per hour. Hard pass unless you are paying for pure fun.

Note: These are long‑run averages. Real sessions swing hard. Short runs can be up or down by a lot. The point is the trend the rules set for you.

If you want big‑picture context on the market and how games are offered by state and region, the industry context from the American Gaming Association is a good neutral read.

Where each wheel shows up (on floors and online)

American (double‑zero) is common in North America. Many U.S. pits set more space for it. European (single‑zero) is the base case across much of Europe. French‑rule tables show more often in Europe and in live‑online lobbies. Online, the lobby text will often say “Single Zero,” “French,” or it will list the rule like “La Partage.”

Be careful with signs. A felt that says “French” can still play like a basic European game if the rule is off. Also, some rooms add a “triple zero” wheel (with 0, 00, and 000). It looks fun. The edge is steep. If you care about value, skip it.

Rules and offers depend on the place and the license. For a sense of how rules and oversight work in one major state, see how jurisdictional rules vary via the Nevada Gaming Control Board.

Live dealer vs RNG: fairness, testing, what to check

Online roulette comes in two main forms:

  • Live dealer: A real wheel, a live stream, human croupiers. You see the ball drop in real time.
  • RNG (software): A virtual wheel. Results come from a random number generator.

Good sites follow strict tech rules. In the UK and many other places, operators must meet remote technical standards that cover fairness, security, and uptime. Many also use independent test labs (for example, eCOGRA) to audit RNG and return‑to‑player claims.

What should you check? Wheel type (count zeros), rule cards (is la partage/en prison on?), table min/max, and the straight‑up payout (35:1 is standard). If any of these are off, walk or click away.

Quick myth‑busting: systems vs math

Betting systems feel smart. The Martingale (double after a loss) is the most famous one. It does not beat the house edge. It only makes your bet size blow up during a bad run. The edge is baked into the wheel and the payouts. No system changes that. Also watch for the gambler’s fallacy. A long run of red does not make black “due.” Each spin is its own event.

Before you sit down: a 60‑second checklist

  • Count the zeros on the wheel or felt: 0 and 00 is American; just 0 is European/French; 0, 00, and 000 is triple‑zero (avoid).
  • Ask the dealer or check the card: Is la partage or en prison in play on even‑money bets?
  • Scan the payout box: Straight‑up should be 35:1. If not, the edge is higher.
  • Check min and max. Make sure your bankroll fits the pace and the swing you can handle.
  • At live‑online tables, read the lobby text. Look for “Single Zero,” “French,” or the rule name.
  • If you want to compare rule sets and wheels before you even head out, see our curated lists at online kaszinó Magyarország. We flag single‑zero, French rules, and triple‑zero so you can sort by value.

What to play and when

If you like even‑money bets and a long, calm session, pick a single‑zero table with la partage or en prison. It halves your long‑run cost on those bets. If you mix inside and outside bets, a straight European wheel is a fine default. If the floor is full of double‑zero and one single‑zero table is open, wait for the single‑zero if you can.

Avoid triple‑zero unless you treat it as a short, just‑for‑fun stop. The edge is high, and it adds up fast.

Set a budget before you play. Timebox your session. Take breaks. For tips on limits and tools, read the safer gambling guidance. If gambling stops being fun, stop.

Micro‑FAQ

Is French roulette just European with a French layout?

Not quite. Both use a single‑zero wheel. French roulette often adds la partage or en prison on even‑money bets. That is the key value add. Some “French” tables are layout‑only with no rule. Always ask.

What is the house edge on American vs European vs French even‑money bets?

American (no rule): 5.26% on all standard bets. European (no rule): 2.70% on all standard bets. French with la partage or en prison: 1.35% on even‑money bets only; other bets stay 2.70%.

Do casinos ever use French rules on a European layout?

Yes. It is common. You might see a standard European felt with a small card that says “La Partage Applies to Even Bets.” This is good for you. Confirm with the dealer.

What is triple‑zero roulette and why is it worse?

Triple‑zero has 0, 00, and 000 (39 pockets). The edge jumps to 7.69% with 35:1 payouts. You pay more per hour for the same bet size. If you care about value, skip it.

Need help? If you or someone close to you needs support, the National Council on Problem Gambling lists help lines and tools at need help.

Trust, notes, and last review

Fact check: All edges and payouts verified as of July 2026. Straight‑up payout noted as 35:1 for standard tables; promos can differ—always read the card.

Disclosures: Any link marked “sponsored” may be an affiliate link. We never link to competing review sites in this guide. We link to neutral, high‑authority sources for rules, math, and safer‑play resources.

Image credit: We use our own diagram for single‑zero vs double‑zero. Alt text provided for accessibility.

Gambling involves risk. Set limits. If gambling stops being fun, stop. Resources: BeGambleAware and NCPG.