Casino strategy
Casino strategy that holds up is about cost, not systems that promise wins: setting a budget, choosing games with a lower house edge, sizing stakes so the money lasts and knowing when to stop. These guides show the sums in pounds for every main casino game.
By the BonusKing editorial team. Last checked .
What casino strategy can and can’t do
Casino strategy can lower what your play costs and make a budget last longer. It can’t turn a game with a house edge into one you expect to win. The one place real decisions change the edge is in games of choice: blackjack basic strategy and correct video poker holds bring the edge down to a fraction of a percent, while guessing can cost several times more. Everywhere else, strategy means picking the bet, the stake and the stopping point.
Betting systems such as Martingale or Fibonacci don’t change the edge, because every bet in the sequence carries it. They only rearrange when wins and losses arrive, often with a small chance of a large loss. Our guide to roulette betting systems and Wizard of Odds’ write-up of betting systems (opens in a new tab) both show the maths.
Choosing a game: cost per hour compared
To compare games fairly, the table uses the same £5 average stake and 60 bets an hour for each. Real speeds differ: UK online slots must take at least 2.5 seconds a spin and other online casino games at least 5 seconds a round, and live tables are slower still.
| Game and bet | House edge | Staked per hour | Average cost per hour |
|---|---|---|---|
| Blackjack, six decks, basic strategy (European rules) | 0.62% | £300 | £1.86 |
| Baccarat, Banker | 1.06% | £300 | £3.18 |
| European roulette | 2.70% | £300 | £8.10 |
| Three Card Poker, Ante and Play | 3.37% | £300 | £10.11 |
| Slot with 96% RTP | 4.00% | £300 | £12.00 |
| American roulette | 5.26% | £300 | £15.78 |
| Three Card Poker, Pair Plus side bet | 7.28% | £300 | £21.84 |
These are averages over many hours; a single session can end well up or well down. Our cost per hour page and the session budget calculator let you plug in your own stake and speed.
All pages in this section
A budget-first casino strategy
- Decide what you can afford to lose this month without it affecting bills or plans. That is your budget, not a target to win back.
- Split it into sessions, and set a time limit as well as a money limit. See how to set a gambling budget.
- Size your stake to the session. £50 at 20p a spin is 250 spins before any wins; at £1 it is 50.
- Set a deposit limit at the casino to match. Our deposit limits guide shows where to find it.
- Stop when the session budget is gone, and don’t top up. Our page on when to stop explains why chasing costs more.
Where to begin in the strategy section
If you’re new, start with our beginner’s guide and bankroll management. If you mostly play slots, the slots strategy page covers RTP, volatility and stake choice. If side bets tempt you, read whether side bets are worth it first. The Gambling Commission’s safer gambling page (opens in a new tab) lists the tools every licensed casino must offer.
18+. Every casino game has a built-in house edge, so over time you should expect to lose what you stake. Set a budget before you play and stop when it’s gone: safer gambling tools and support. Free, confidential help: National Gambling Helpline 0808 8020 133.
Frequently asked questions
Is there a casino strategy that always wins?
No. Every standard casino bet has a house edge, so over enough play the casino keeps its share whatever you do. Strategy can lower the cost, most of all in blackjack and video poker, and good budgeting can make money last longer, but nothing makes a profit the expected outcome. Our page on choosing a game shows which games cost least to play.
How much should I bet per spin or hand?
Work back from your session budget and how long you want to play. £40 at 10p a spin is 400 spins of stakes before any wins come back, and on a 96% RTP slot those 400 spins cost £1.60 on average, so returns usually stretch play further. At £1 a spin the same £40 covers 40 spins, with much faster swings. Our guide to making a budget last has worked examples for slots and tables.
Does blackjack basic strategy really help?
Yes, it’s the biggest single change a player can make. Basic strategy is the mathematically best play for every hand against every dealer card, and with good rules it cuts the house edge to well under 1%. It doesn’t remove the edge, and online games reshuffle often. Our basic strategy guide and the interactive strategy chart show each decision.
Are side bets worth playing?
Usually they cost more than the main bet. Three Card Poker’s Pair Plus has a 7.28% edge on its most common pay table, against 3.37% for the main game, and the baccarat Tie at 8 to 1 has 14.36% against 1.06% on Banker. Side bets can be fun, but treat them as the expensive part of the table. Our side bets page compares more of them.
When should I stop a casino session?
Stop when you reach the money or time limit you set before starting, whether you’re up or down. Carrying on to win back losses usually means staking more at the same edge, which tends to deepen them. If stopping feels hard, use the casino’s time-out tools or talk to the National Gambling Helpline on 0808 8020 133. Our page on when to stop covers practical stop rules.