This is an editorial guide provided for information only. The figures below come from a genuine computer simulation of a standard European single-zero roulette wheel: even-money bets, a £100 bankroll, a £1 base stake and 200-spin sessions, one million sessions per system. Real tables vary in rules and limits, and no betting system changes the house edge. fortunegames.com game availability can change at any time.
Does the Martingale System Work?
The Martingale is the most famous betting system ever devised: bet on an even-money chance, double your stake after every loss, and one win recovers everything plus a small profit. We tested it properly — one million simulated sessions on a European roulette wheel — and the answer is no. 69% of sessions hit the doubling wall, the median player finished £47 down, and the system paid the house its full 2.7% edge anyway.
How the Martingale works
Start at £1 on red. Lose, and you bet £2, then £4, £8, £16 — doubling until a win arrives, which returns your losses plus £1. On paper it can’t fail, because red must come eventually. The catch is the word eventually: after just nine losses the next bet is £512, with £1,023 already gone.
What one million sessions showed
Each simulated player started with £100 and a £1 base bet, playing up to 200 spins. Only 30.9% finished ahead — fewer than the 32.6% who finished ahead simply betting a flat £1 — because 68.9% reached a point where they couldn’t cover the next doubled bet, ending their evening deep in the red after an average of just 109 spins. Losing runs arrive far more often than instinct suggests: eight straight losses on red is a 1-in-207 event per sequence, and across a long session it’s close to inevitable.
The number that never moves
Across everything our million Martingale players staked, exactly 2.7% was lost — the same as flat betting, the same as every system we tested, and precisely the single-zero house edge of 1 in 37. Doubling doesn’t reduce what roulette costs; it only rearranges when you pay, swapping many small losses for occasional catastrophic ones.
Why the idea survives anyway
Martingale feels like it works because most short sequences do end in recovery — the disaster is rare on any given night, so people remember the wins. But a bigger bankroll only postpones the wall: every table has limits, every pocket has a bottom, and the doubling outruns both at exponential speed. If you enjoy roulette, the honest play is a single-zero table, stakes you’d happily lose, and no ladder at all.
Frequently asked questions
Does the Martingale system beat roulette?
No — our million simulated sessions lost 2.7% of everything staked, exactly the house edge, and most sessions ended at the doubling wall.
How quickly do Martingale bets grow?
From £1 to £512 after nine straight losses, with £1,023 already staked — and eight-loss runs are a 1-in-207 event per sequence.
Would a bigger bankroll fix it?
It only delays the wall — table limits and exponential doubling still arrive, and the expected loss stays 2.7% of turnover regardless.
Is this based on a real simulation?
Yes — one million seeded sessions on an exact single-zero wheel model; the setup is stated in full at the top of this page.
Related guides: six roulette systems, simulated, the Fibonacci system tested and 100 million Lotto tickets, simulated.