Comparing European vs American Roulette: Edge and Strategy

Short answer first: European roulette is usually the better pick. It has one zero, so the house edge is about 2.70%. American roulette has two zeros, so the edge is about 5.26%. If you can find rules like “La Partage” or “En Prison,” the edge on even‑money bets can drop to about 1.35%.

Key differences at a glance

Pockets: European has 37 pockets (numbers 1–36 and 0). American has 38 pockets (1–36, 0, and 00).
House edge on most bets: European ≈ 2.70%. American ≈ 5.26%.
Special rules that help you: La Partage and En Prison (often on “French” or some “European” tables). These cut the edge on even‑money bets to about 1.35%.
Worst bet to avoid: On American wheels, the five‑number bet (0‑00‑1‑2‑3) has a very high edge (≈ 7.89%).
Layout: European and American layouts look a bit different, but the key thing is the extra “00” on American wheels.

House edge explained (in simple terms)

“House edge” tells you how much the casino keeps on average over a long time. It is not what you lose each spin. It is the long‑term average per unit bet.

Why does the edge exist? The payouts for wins do not match the true odds. The extra zero (or double zero) makes the math favor the house.

European wheel: 37 pockets. One zero. Edge ≈ 2.70% on most bets.
American wheel: 38 pockets. Zero and double zero. Edge ≈ 5.26% on most bets.

Easy way to feel it: Think in dollars per $100 wagered.

European: about $2.70 expected loss per $100 bet over time.
American: about $5.26 expected loss per $100 bet over time.
European with La Partage (even‑money bets only): about $1.35 per $100.

One more idea: variance. In short rounds, luck rules. You can win or lose a lot. Over many spins, the edge pulls results back to those averages. The edge wins in the long run.

Rule variations that change the math

Some tables have rules that protect even‑money bets (red/black, odd/even, high/low) when zero hits.

La Partage (European/French): If zero hits, you get half your even‑money bet back. This cuts the edge to about 1.35% on those bets.
En Prison (European/French): If zero hits, your even‑money bet is “locked” for one more spin. The math ends up close to La Partage (≈ 1.35% edge on average).
Surrender (American, some casinos): If 0 or 00 hits, you get half back on even‑money bets. Edge on even‑money bets drops from ≈ 5.26% to ≈ 2.63%.

Takeaway: rule shopping is the best “strategy” you have. If you can pick a table with La Partage or En Prison, do it.

Strategy: what works, what doesn’t

Here is the hard truth. No bet system can beat the house edge in the long run. Still, you can make smart choices to lower cost and shape risk.

Things that do not beat the house

Progressions like Martingale, Fibonacci, D’Alembert, Labouchère. These change the ride, not the edge. A long losing streak can still hit your limit fast.
Dealer “signature” and wheel bias. Modern casinos check wheels and train staff. Strong bias hunting needs huge data and time. It is not real for most players.

Things that help you play smarter

Pick the right game: Choose European or French roulette. If you see La Partage or En Prison, that is best for even‑money bets.
Avoid the five‑number bet on American wheels (0‑00‑1‑2‑3). It has a very high house edge. See an in‑depth math view at Wizard of Odds.
Bankroll plan: Set a budget before you play. Use small “units” (1–2% of your bankroll per spin). Example: $200 bankroll → $2–$4 per spin.
Session rules: Set a stop‑loss and a time limit. Take breaks. Do not chase losses.
Pick bets to fit your style: Even‑money bets have lower swings. Straight‑up numbers have higher swings. The edge stays the same, but the ride feels very different.
Mind table limits: Lower table minimums let you play more spins on the same bankroll.

Online play tips

Check that the site is licensed by a strong regulator like the UK Gambling Commission or the Malta Gaming Authority, or by your state body (for example, New Jersey DGE).
Look for testing seals from labs such as eCOGRA, iTech Labs, or GLI. These labs check fairness.
Open the game info screen. Read the rules. See if La Partage or En Prison is on. Check table limits and the spin pace. Faster games mean more money wagered per hour.

European vs American: which should you play?

Most of the time, pick European. It has a lower house edge. If you can, pick a table with La Partage or En Prison. That is best for even‑money bets.

When is American okay? If that is your only choice, and you accept the higher cost. If you play American, skip the five‑number bet. It is the worst value on the table.

Online vs land‑based roulette: fairness and choice

Online pros: Many versions. Often lower minimum bets. Rules are clear in the help panel. Good sites use third‑party tests (eCOGRA, iTech Labs, GLI) and strong licenses (UKGC, MGA, state bodies).
Land‑based pros: Atmosphere, live dealer talk, comps. Watch the rule placard on the table. Ask the dealer if La Partage, En Prison, or Surrender is live.

Want to check if a site is safe? Read the license and rules. See if tools for safer play are present. In the UK, see the UKGC guide. In the US, check your state’s regulator, such as New Jersey DGE or Nevada Gaming Control Board.

How to choose a reputable roulette site

Use this simple checklist before you sign up and deposit.

License: Look for UKGC, MGA, or your local state license.
Independent testing: eCOGRA, iTech Labs, or GLI seals linked to valid reports.
Clear rules: The game info shows the wheel type and special rules like La Partage/En Prison or Surrender.
Game list: There are “French” or “European” tables, not just “American.”
Banking: Fees, limits, and payout times are easy to find.
Safer play tools: Deposit limits, time‑outs, self‑exclusion.
Support: Live chat and email, with real hours listed.

Want a quick way to compare rule sets and table limits across sites? Independent round‑ups like Kolikkopeleja.com list roulette games, note if La Partage is on, show table limits, and point to license info. Use them to scan options, then check details on the operator’s own page.

Disclosure: Review sites may use affiliate links. That should not change what they write. Good sites mark this and keep clear, honest criteria.

Common myths and pitfalls

“Red just hit 5 times. Black is due.” This is the gambler’s fallacy. Spins are independent. The wheel does not “remember.”
“This system guarantees profit.” No system beats the house edge over time. Progressions can raise risk fast.
“The dealer aims numbers.” Staff do not aim spins. Wheels are kept to a standard. Bias hunting is not real for casual play.
“The five‑number bet is smart because it covers more.” On American wheels it has a very high edge. Avoid it.

A simple, practical play plan (step‑by‑step)

Pick a European or French table. If possible, pick La Partage or En Prison for even‑money bets.
Set a bankroll you can afford to lose. Break it into small units (1–2% per spin).
Set a stop‑loss and a time limit. Take breaks.
For a smoother ride, use even‑money bets. Avoid the five‑number bet on American wheels.
Watch your exposure per hour. Example: 60 spins × $5 average bet = $300 wagered. Expected loss: European: $300 × 2.70% ≈ $8.10 American: $300 × 5.26% ≈ $15.78 European with La Partage on even‑money: $300 × 1.35% ≈ $4.05
European: $300 × 2.70% ≈ $8.10
American: $300 × 5.26% ≈ $15.78
European with La Partage on even‑money: $300 × 1.35% ≈ $4.05

European: $300 × 2.70% ≈ $8.10
American: $300 × 5.26% ≈ $15.78
European with La Partage on even‑money: $300 × 1.35% ≈ $4.05

Quick answer (one‑paragraph summary)

European roulette has 37 pockets (1–36 and 0). American roulette has 38 (1–36, 0, and 00). The extra 00 raises the house edge on most bets from about 2.70% (European) to about 5.26% (American). If you find La Partage or En Prison, even‑money bets on European tables drop to about 1.35% edge.

FAQ

Is European roulette better than American?

Yes, for most players. It has one zero, so the house edge is lower (≈ 2.70% vs ≈ 5.26%). This means lower expected loss over time.

What is La Partage?

La Partage is a rule for even‑money bets. If zero hits, you get half your stake back. This cuts the edge on those bets to about 1.35% on European wheels.

What about En Prison?

With En Prison, your even‑money bet stays on the layout if zero hits. If the next spin wins, you get your stake back. The effect is like La Partage on average.

What is the five‑number bet edge?

On American wheels, the five‑number bet (0‑00‑1‑2‑3) has about a 7.89% house edge. It is the worst bet on the layout.

Can any betting system beat roulette?

No. Systems change how wins and losses come, but not the long‑term math. The house edge stays.

Is online roulette fair?

On licensed sites with testing, yes. Look for seals from eCOGRA, iTech Labs, or GLI, and licenses like UKGC or MGA.

What is the best bet for lower swings?

Even‑money bets (red/black, odd/even, high/low) have lower variance. With La Partage or En Prison, they also have the best edge on the table.

How big should my bankroll be for one hour?

Plan for 50–80 spins per hour. If your unit is $2, at 60 spins you wager about $120. With European edge, the long‑term expected loss is about $3.24. Short term, swings can be bigger.

Sources and further reading

Wizard of Odds: Roulette math and edges
UK Gambling Commission (licensing and player rights)
Malta Gaming Authority
New Jersey Division of Gaming Enforcement
Nevada Gaming Control Board
eCOGRA, iTech Labs, GLI (independent testing labs)
BeGambleAware and National Council on Problem Gambling (help and tools)

Responsible gambling and legal note

Only play if you are of legal age in your country or state. Set limits. Do not chase losses. If gambling stops being fun, stop and seek help. See BeGambleAware (UK) or NCPG (US). This article is for education, not financial advice.

About the author

Author: Alex T., data analyst and table games enthusiast. Alex has logged hundreds of hours testing roulette variants online and in regulated casinos. Math checked against public sources like Wizard of Odds and regulator rulebooks. Last updated: 24 Dec 2025.