Casino Game Odds Explained (2026)
Understanding the odds is the foundation of informed gambling. Every casino game has a built-in mathematical advantage for the house, known as the house edge. This guide breaks down the odds for every major casino game, helping you make smarter decisions about where to put your money.
House Edge Comparison
| Game | House Edge | RTP | Skill Factor |
|---|---|---|---|
| Blackjack (optimal strategy) | 0.5% | 99.5% | High |
| Baccarat (banker bet) | 1.06% | 98.94% | None |
| Baccarat (player bet) | 1.24% | 98.76% | None |
| European Roulette | 2.7% | 97.3% | None |
| American Roulette | 5.26% | 94.74% | None |
| Pokies (typical) | 2–8% | 92–98% | None |
| Video Poker (Jacks or Better) | 0.46% | 99.54% | High |
| Craps (pass line) | 1.41% | 98.59% | Low |
| Keno | 25–40% | 60–75% | None |
| Baccarat (tie bet) | 14.36% | 85.64% | None |
Understanding RTP (Return to Player)
RTP is the theoretical percentage of all money wagered on a game that will be returned to players over time. A 96% RTP means that for every A$100 wagered over millions of spins, the game returns A$96 and keeps A$4.
Important: RTP is a long-term statistical average. In any individual session, your actual results can deviate wildly from the theoretical RTP. You might win A$500 from A$100 in one session, or lose A$100 in 10 minutes in another. RTP only converges over very large numbers of bets.
Pokies Odds in Detail
Pokies have the widest range of house edges among casino games. Key factors affecting your odds:
- RTP setting: Ranges from 88% (terrible) to 99% (excellent). Most offshore casinos run pokies at 94–96% RTP. Always check the game info screen.
- Volatility: Does not affect long-term RTP but dramatically affects session outcomes. High volatility means bigger swings.
- Hit frequency: How often the game pays out anything. Typical range is 20–35% of spins. Lower hit frequency usually means bigger individual wins.
- Maximum win: Ranges from 500x to 50,000x+ your bet. Higher max wins typically come with higher volatility.
Blackjack: The Best Odds in the Casino
With optimal basic strategy, blackjack offers the lowest house edge of any casino game at approximately 0.5%. However, this requires:
- Memorising basic strategy (when to hit, stand, double, split)
- Finding a game with favourable rules (3:2 blackjack payout, dealer stands on soft 17)
- Disciplined play without deviating from strategy
Most casual blackjack players face a house edge of 2–4% due to suboptimal play. The house edge also increases significantly with unfavourable rules like 6:5 blackjack payouts or continuous shuffle machines.
The Mathematics of Losing
The house edge means that the longer you play, the more you will lose on average. Here is how expected losses accumulate:
| Game (House Edge) | Bets/Hour | A$10/Bet | Expected Loss/Hour |
|---|---|---|---|
| Blackjack (0.5%) | 60 | A$600 wagered | A$3 |
| Baccarat (1.06%) | 70 | A$700 wagered | A$7.42 |
| Roulette (2.7%) | 40 | A$400 wagered | A$10.80 |
| Pokies at 96% (4%) | 600 | A$6,000 wagered | A$240 |
Note how pokies’ high spin rate dramatically increases the hourly cost despite a comparable house edge to roulette. The speed of play is a hidden factor that many players overlook.
FAQ
Blackjack with optimal basic strategy (0.5% house edge) and video poker with optimal strategy (0.46% for full-pay Jacks or Better) offer the best odds. Among games requiring no skill, baccarat banker bet (1.06%) is the best.
In the long run, no. The house edge is a mathematical certainty over millions of bets. Short-term wins are possible and happen regularly, but no strategy can overcome the house edge in the long term for recreational players.