Table of Contents
- Introduction: Why Casino Game Odds Matter More Than Luck
- What Is the House Edge and How Does It Work?
- The House Edge in Real Dollar Terms
- Complete Casino Game Odds Comparison Table
- Blackjack Odds: The Best Mathematical Bet in the Casino
- Baccarat Odds: The Underrated Smart Bet
- Roulette Odds: European vs American and Why It Matters
- Online Pokies Odds: Why They Are the Worst Mathematical Bet
- Craps Odds: The Most Misunderstood Game in the Casino
- Video Poker Odds: The Hidden Gem for Strategic Players
- Live Dealer vs RNG: Do the Odds Change?
- Game Show Odds: Crazy Time, Lightning Roulette and More
- Progressive Jackpot Expected Value: Is It Ever Worth the Bet?
- RTP, Variance and Volatility: Understanding the Full Picture
- Practical Strategy: Choosing Games Based on Your Goals
- Frequently Asked Questions
- Conclusion
- Disclaimer
Introduction: Why Casino Game Odds Matter More Than Luck
Most Australian casino players choose their games based on gut feeling, flashy graphics, or whatever is trending on social media. I have spent over fifteen years analysing the mathematics behind every major casino game, and I can tell you that this approach is essentially lighting your bankroll on fire. The difference between picking the right game and the wrong one can mean the difference between losing A$5 per hour or A$50 per hour on the exact same budget.
Here is the uncomfortable truth that no casino wants you to understand: every game in the casino is mathematically designed to take your money over time. That is not a conspiracy theory; it is how the business model works. The critical question is not whether the casino will win in the long run – it will – but rather how much of your money it will take per hour of entertainment. That figure varies enormously between games, and understanding it is the single most valuable piece of knowledge any gambler can possess.
When you sit down at a blackjack table using basic strategy, the casino expects to keep roughly 50 cents for every A$100 you wager. When you spin the reels on a typical online pokie, that number jumps to anywhere between A$2 and A$8 per A$100. That is a four-to-sixteen-fold difference in cost, and most players have absolutely no idea it exists.
In this guide, I am going to break down the house edge for every major game type available at top-rated Australian PayID casinos for real money, show you exactly what those numbers mean in real Australian dollar terms, and give you the knowledge to make genuinely informed decisions about where to put your money. I will cover blackjack, baccarat, roulette (both European and American), pokies, craps, video poker, live dealer games, game shows, and progressive jackpots. For each game, I will explain the underlying mathematics in plain English and translate abstract percentages into concrete dollar amounts that will make the impact immediately clear.
This is not about turning you into a professional gambler. The house always wins in the long run, and anyone who tells you otherwise is selling something. But there is a massive difference between a player who understands the odds and one who does not, and that difference shows up directly in your bank account.
What Is the House Edge and How Does It Work?
The house edge is the mathematical advantage the casino holds over the player on any given bet. It is expressed as a percentage of each wager that the casino expects to retain over the long run. If a game has a house edge of 2%, the casino expects to keep A$2 for every A$100 wagered. The remaining A$98 is returned to players in the form of winnings.
The key word here is "expects." In the short term, anything can happen. A player can sit down at a roulette table, put A$100 on red, and walk away with A$200 in thirty seconds. That does not mean roulette has a player edge. It means that individual sessions are subject to variance – the natural swings of randomness that make gambling exciting and unpredictable. Over thousands and millions of bets, however, the actual results converge towards the mathematical expectation with remarkable precision.
Think of it this way. If you flip a fair coin ten times, you might get seven heads and three tails. That does not mean the coin is biased towards heads. Flip it ten million times and the ratio will be extremely close to 50/50. Casino games work on the same principle. Short sessions can produce any result. Long-term play always converges towards the house edge.
House Edge vs Return to Player (RTP)
House edge and RTP (Return to Player) are two sides of the same coin. If a game has a house edge of 3%, its RTP is 97%. If the RTP is 96%, the house edge is 4%. They always add up to 100%. Online casinos tend to advertise RTP because a bigger number sounds more appealing to players. "96% RTP" sounds much better than "4% house edge," even though they describe exactly the same mathematical reality.
I always recommend thinking in terms of house edge rather than RTP because it focuses your attention on the cost rather than the return. When you see a pokie advertised at 96% RTP, your brain processes it as "I get most of my money back." When you reframe it as a 4% house edge, your brain processes it as "the casino takes A$4 out of every A$100 I bet." Same number, completely different psychological impact.
The Critical Distinction: Per Bet vs Per Hour
Here is where most odds explanations fall short. The house edge is calculated per bet, not per session or per hour. This means the speed of the game matters enormously. A game with a 1% house edge where you make 200 bets per hour will cost you more than a game with a 2% house edge where you make 50 bets per hour, assuming the same bet size.
Online pokies are the perfect example. Even when a pokie has a "reasonable" 96% RTP (4% house edge), the speed at which you play – often 600 to 1,000 spins per hour if you are clicking rapidly – means the cumulative cost adds up astonishingly fast. I will break this down with exact dollar figures in the next section.
The House Edge in Real Dollar Terms
Abstract percentages are useless if you cannot translate them into the impact on your actual bankroll. Let me show you what the house edge means in real Australian dollars across different games, assuming you play for one hour with a consistent bet size.
Expected Loss Per Hour: A$1 Average Bet
The formula is simple: Expected Loss = House Edge x Average Bet x Number of Bets Per Hour.
| Game | House Edge | Bets/Hour | Expected Loss/Hour (A$1 Bet) |
|---|---|---|---|
| Blackjack (Basic Strategy) | 0.5% | 70 | A$0.35 |
| Video Poker (Jacks or Better, Full Pay) | 0.46% | 400 | A$1.84 |
| Baccarat (Banker Bet) | 1.06% | 70 | A$0.74 |
| Craps (Pass Line) | 1.41% | 50 | A$0.71 |
| European Roulette | 2.70% | 35 | A$0.95 |
| American Roulette | 5.26% | 35 | A$1.84 |
| Online Pokies (96% RTP) | 4.00% | 600 | A$24.00 |
| Online Pokies (92% RTP) | 8.00% | 600 | A$48.00 |
Look at that table carefully. At a A$1 average bet, blackjack costs you 35 cents per hour. Online pokies at 96% RTP cost you A$24 per hour. That is a sixty-eight-fold difference. And many pokies offered to Australian players operate at 92-94% RTP, pushing the hourly cost even higher.
Expected Loss Per Hour: A$5 Average Bet
Now multiply everything by five, which is a very common bet size for Australian online players.
| Game | House Edge | Expected Loss/Hour (A$5 Bet) |
|---|---|---|
| Blackjack (Basic Strategy) | 0.5% | A$1.75 |
| Baccarat (Banker) | 1.06% | A$3.71 |
| European Roulette | 2.70% | A$4.73 |
| American Roulette | 5.26% | A$9.21 |
| Online Pokies (96% RTP) | 4.00% | A$120.00 |
| Online Pokies (92% RTP) | 8.00% | A$240.00 |
At a A$5 bet, pokies at 96% RTP are draining A$120 per hour from your bankroll on average. That is A$2 per minute. If you are playing at 92% RTP, it is A$4 per minute. This is the reality that nobody talks about, and it is why understanding bankroll management is absolutely critical.
Complete Casino Game Odds Comparison Table
Here is a comprehensive comparison of every major casino game available at Australian online casinos, ranked from the lowest house edge (best odds for the player) to the highest.
| Game / Bet | House Edge | RTP | Player Skill Required? |
|---|---|---|---|
| Video Poker (Full Pay Jacks or Better) | 0.46% | 99.54% | Yes – Optimal Strategy |
| Blackjack (Basic Strategy, 3:2 Rules) | 0.50% | 99.50% | Yes – Basic Strategy |
| Craps (Don't Pass / Don't Come) | 1.36% | 98.64% | No |
| Baccarat (Banker Bet) | 1.06% | 98.94% | No |
| Baccarat (Player Bet) | 1.24% | 98.76% | No |
| Craps (Pass Line / Come) | 1.41% | 98.59% | No |
| European Roulette (Even Money Bets) | 2.70% | 97.30% | No |
| Pai Gow Poker | 2.84% | 97.16% | Some |
| Online Pokies (High RTP: 97%+) | 2–3% | 97–98% | No |
| Online Pokies (Average: 95–96%) | 4–5% | 95–96% | No |
| American Roulette | 5.26% | 94.74% | No |
| Baccarat (Tie Bet) | 14.36% | 85.64% | No |
| Online Pokies (Low RTP: 92–93%) | 7–8% | 92–93% | No |
| Keno | 20–40% | 60–80% | No |
The pattern is unmistakable. Games that require player skill (blackjack, video poker) offer dramatically better odds than games of pure chance (pokies, keno). Games where you make fewer decisions per hour (baccarat, roulette) fall somewhere in between. And the tie bet in baccarat – which many Australian players love – is one of the worst bets in the entire casino.
Blackjack Odds: The Best Mathematical Bet in the Casino
Blackjack with basic strategy is, mathematically, the single best game a player can choose at any online casino. With standard rules (3:2 blackjack payout, dealer stands on soft 17, double after split allowed), the house edge drops to approximately 0.5%. That means for every A$100 you wager, the casino expects to keep just 50 cents.
The reason blackjack offers such favourable odds is that it is one of the few casino games where your decisions genuinely affect the outcome. Hit, stand, double, split – each of these choices has a mathematically optimal answer for every possible combination of your cards and the dealer's upcard. This optimal set of decisions is called "basic strategy," and it has been calculated and verified by millions of computer simulations.
Basic Strategy: The Non-Negotiable Foundation
If you are playing blackjack online without basic strategy, you are donating money to the casino. The house edge for an "average" player who makes gut-feeling decisions is closer to 2-4%, which is eight times worse than optimal play. Basic strategy charts are freely available online and perfectly legal to use while playing – in fact, many live dealer lobbies even allow you to have a chart open on your phone while you play.
The key decisions that most recreational players get wrong include: not doubling on soft 17 or soft 18 against weak dealer upcards, not splitting 8s against a 10, standing on 12 against a dealer 2 or 3 (you should hit), and taking insurance (you should never take it). Each of these mistakes individually adds a fraction of a percentage to the house edge, but they compound over time.
Rule Variations That Change the Odds
Not all blackjack games are created equal. The advertised house edge of 0.5% assumes player-friendly rules. Many online casinos, particularly those serving the Australian market, use rule variations that increase the house edge:
- 6:5 Blackjack Payout (instead of 3:2): This single change adds approximately 1.4% to the house edge, making it by far the most damaging rule variation. A "6:5 blackjack" table with all other rules being standard has a house edge of roughly 1.9%. Avoid these tables.
- Dealer Hits on Soft 17: Adds approximately 0.2% to the house edge.
- No Double After Split: Adds approximately 0.14% to the house edge.
- 8-Deck Shoe (vs Single Deck): Adds approximately 0.5% to the house edge compared to a single-deck game.
Always check the rules before sitting down. A blackjack table with bad rules can easily have a house edge of 2% or more, which eliminates the mathematical advantage that makes blackjack attractive in the first place.
Baccarat Odds: The Underrated Smart Bet
Baccarat is one of the most mathematically favourable games in the casino, yet it is chronically underrated among Australian recreational players. The Banker bet carries a house edge of just 1.06%, and the Player bet is barely worse at 1.24%. No strategy, no decision-making, no skill required – just pick Banker or Player and let the cards fall.
The simplicity of baccarat is both its greatest strength and its marketing weakness. It does not have the glamour of blackjack's decision-making or the visual excitement of a pokie's bonus round. But from a pure numbers perspective, a baccarat player betting on Banker is getting better odds than a roulette player, a pokies player, and most blackjack players who do not use basic strategy.
The Tie Bet: A Trap for the Unwary
The Tie bet in baccarat pays 8:1 and carries a house edge of 14.36%. That is one of the worst bets available at any table game. I see Australian players placing Tie bets constantly because the 8:1 payout looks attractive. In dollar terms, for every A$100 wagered on Tie bets, the casino keeps A$14.36 on average. Compare that to A$1.06 on Banker bets. The Tie bet is over thirteen times more expensive per dollar wagered.
If you enjoy baccarat, stick to the Banker bet. The 5% commission on Banker wins is already factored into the 1.06% house edge figure. Some casinos offer "no commission" baccarat variants, but these typically replace the commission with a rule that reduces the payout on certain Banker wins (usually when Banker wins with a total of 6), which keeps the overall house edge in a similar range.
Roulette Odds: European vs American and Why It Matters
The difference between European and American roulette is one of the simplest and most impactful lessons in casino mathematics. European roulette has 37 pockets (numbers 1-36 plus a single zero). American roulette has 38 pockets (numbers 1-36 plus both a single zero and a double zero). That single extra pocket nearly doubles the house edge.
| Roulette Version | Pockets | House Edge | Expected Loss per A$100 Wagered |
|---|---|---|---|
| European Roulette (Single Zero) | 37 | 2.70% | A$2.70 |
| American Roulette (Double Zero) | 38 | 5.26% | A$5.26 |
| French Roulette (La Partage Rule) | 37 | 1.35% | A$1.35 |
There is absolutely no reason for any informed player to ever choose American roulette over European roulette. The payouts are identical. The gameplay is identical. The only difference is that extra green pocket, which exists solely to increase the casino's profit margin. If your casino only offers American roulette, find a different casino.
French Roulette: The Best Roulette Variant
French roulette with the La Partage rule is the holy grail for roulette players. Under La Partage, when the ball lands on zero, all even-money bets (red/black, odd/even, high/low) lose only half their value instead of the full amount. This cuts the effective house edge on even-money bets from 2.70% to just 1.35%, making French roulette competitive with baccarat in terms of odds.
Some online casinos available to Australian players offer French roulette in their live casino sections. It is not always easy to find, but it is worth seeking out if roulette is your game of choice.
Bet Types and the House Edge Myth
A common misconception is that different bet types in roulette (straight-up numbers, splits, streets, red/black, etc.) offer different house edges. They do not. In European roulette, every single bet carries the same 2.70% house edge (except the La Partage rule on even-money bets). A straight-up bet on number 17 has the same house edge as a bet on red. The payout ratios are perfectly calibrated to ensure this consistency. Anyone who tells you that certain numbers or bet patterns give you better odds in standard roulette is mathematically wrong.
Online Pokies Odds: Why They Are the Worst Mathematical Bet (But the Most Popular)
I need to be blunt about this: online pokies are, statistically, the worst bet you can make at any reputable online casino. The combination of a relatively high house edge (typically 2-8%) and extremely fast game speed (600+ spins per hour) creates a cost-per-hour that dwarfs every other game category. And yet, pokies account for approximately 80% of all online casino revenue in Australia.
Understanding Pokie RTP Ranges
Unlike table games where the house edge is fixed by the rules, online pokies can be configured to different RTP settings by the operator. The same pokie title might run at 96.5% RTP at one casino and 94.0% at another. This is legal and common, and it is why I always recommend checking the game's info file before you play.
- High RTP Pokies (97%+): Games like Blood Suckers (98.0%), Mega Joker (99.0% at max bet), and 1429 Uncharted Seas (98.6%). These are the best mathematical bets in the pokies category, but they are rare and often excluded from bonus wagering requirements.
- Standard RTP Pokies (95-96.5%): The majority of popular titles fall here. Sweet Bonanza (96.48%), Gates of Olympus (96.5%), Book of Dead (96.21%), Starburst (96.09%). A 4% house edge is the baseline expectation.
- Low RTP Pokies (92-94%): Some operators configure popular games to lower RTP settings. Additionally, some game studios release pokies with inherently lower RTP. At 92% RTP, you are paying an 8% house edge, which is worse than American roulette.
Why Pokies Dominate Despite Bad Odds
If pokies offer the worst mathematical proposition, why do they account for the vast majority of casino revenue? Several reasons:
- Accessibility: No strategy required, no learning curve, and minimum bets as low as A$0.10 or A$0.20.
- Dopamine Design: Modern pokies are sophisticated psychological engagement engines. Near-misses, bonus anticipation, cascading wins, multiplier escalation – every mechanic is designed to maximise excitement and playing time.
- Win Potential: While the average return is poor, pokies offer the possibility of massive single-spin payouts (1,000x to 100,000x+) that no table game can match. This asymmetry of outcomes is enormously compelling for players.
- Speed: Instant gratification. Each spin takes 2-3 seconds. Table games involve waiting for other players, dealing, and decision-making.
I am not here to tell you never to play pokies. I play them myself. But you need to understand that the cost of entertainment is dramatically higher than any table game, and you need to budget accordingly. If you enjoy pokies, consider them the "premium entertainment" option in the casino – like choosing a A$60 concert ticket over a A$5 movie – and allocate your bankroll with that understanding.
Craps Odds: The Most Misunderstood Game in the Casino
Craps has a reputation for being complicated, which keeps many Australian online players away from it. That is a shame, because the core bets in craps offer some of the best odds in the entire casino. The Pass Line bet has a house edge of just 1.41%. The Don't Pass bet is even better at 1.36%. And the Odds bet – available as a supplement to your Pass or Don't Pass bet – has a house edge of exactly 0%.
Yes, you read that correctly. The Odds bet in craps is the only bet in the casino that pays true odds with zero house edge. The casino makes no money on it whatsoever. The catch is that you can only place it after establishing a point, and there are limits on how much you can bet (typically 3x to 100x your line bet, depending on the casino).
Craps Bets to Avoid
While the core bets in craps are excellent, the proposition bets in the centre of the layout are among the worst in the casino:
- Any 7: 16.67% house edge
- Hard 4 / Hard 10: 11.11% house edge
- Big 6 / Big 8: 9.09% house edge
- Field Bet (double on 2 and 12): 5.56% house edge
The lesson of craps is clear: the same game can offer both the best and worst bets in the casino, depending on which wagers you choose. Stick to Pass/Don't Pass, Come/Don't Come, and maximum Odds bets, and craps becomes one of the most player-friendly games available.
Video Poker Odds: The Hidden Gem for Strategic Players
Video poker is the unsung hero of the casino game world. A full-pay Jacks or Better machine offers an RTP of 99.54% (house edge of just 0.46%) when played with optimal strategy. That is better than blackjack and better than any other game in the casino. Some video poker variants, like full-pay Deuces Wild, can even exceed 100% RTP with perfect play, though these machines are essentially extinct in practice.
The Catch: Finding Full-Pay Machines
The term "full-pay" refers to the best available paytable for a given video poker variant. For Jacks or Better, the full-pay table is commonly referred to as "9/6" because it pays 9 credits for a full house and 6 for a flush. Many online casinos available to Australian players offer inferior paytables (8/5 or 7/5), which significantly increase the house edge:
- 9/6 Jacks or Better: 0.46% house edge (99.54% RTP)
- 8/5 Jacks or Better: 2.70% house edge (97.30% RTP)
- 7/5 Jacks or Better: 3.85% house edge (96.15% RTP)
- 6/5 Jacks or Better: 5.00% house edge (95.00% RTP)
The difference between a 9/6 and a 6/5 paytable is enormous – from 0.46% to 5.00% house edge, a tenfold increase. Always check the paytable before playing video poker, and avoid anything less than 8/5 for Jacks or Better.
Strategy Matters Enormously
Unlike pokies, video poker rewards skill. Every hand presents a decision about which cards to hold and which to discard, and each decision has a mathematically optimal answer. Playing without strategy increases the house edge on a full-pay Jacks or Better machine from 0.46% to approximately 3-5%, completely negating the advantage of the better paytable.
The good news is that video poker strategy is much simpler than blackjack strategy. A basic strategy chart for Jacks or Better fits on a single card, and most of the decisions are intuitive. The critical non-obvious plays include: always holding a low pair over a single high card, never breaking a paying hand to chase a flush draw, and always holding four cards to a royal flush even if it means breaking a made flush.
Live Dealer vs RNG: Do the Odds Change?
This is one of the most common questions I receive from Australian players: are the odds different at a live dealer table compared to an RNG (Random Number Generator) version of the same game? The short answer is that the underlying mathematical odds should be identical, but there are practical differences that can affect your effective return.
Where the Odds Are Identical
For standard table games (blackjack, baccarat, roulette), the mathematical house edge is determined by the rules, not by whether a human dealer or a computer is running the game. European roulette has a 2.70% house edge whether the wheel is spun by a live dealer in a studio or simulated by software. The probabilities are the same.
Where Practical Differences Emerge
- Game Speed: Live dealer games are significantly slower than RNG games. A live blackjack table might deal 50-60 hands per hour, while an RNG blackjack game can easily process 200+. Since your expected loss per hour equals house edge times bet size times hands per hour, slower live games mean lower hourly losses for the same bet size.
- Rule Variations: Some live blackjack tables use different rules (6:5 payout, dealer hits soft 17) that increase the house edge compared to the standard RNG version. Always check.
- Side Bets: Live dealer games frequently feature side bets (Perfect Pairs, 21+3, etc.) with house edges ranging from 3% to 12%. These are profit centres for the casino and should generally be avoided.
- RNG Pokies vs Live Game Shows: The RNG version of a game show-style game and the live version can have meaningfully different RTPs. Always verify the specific RTP for the version you are playing.
My recommendation: live dealer games are generally the better choice for bankroll preservation because the slower pace reduces your hourly cost. They also offer a more engaging and trustworthy experience, since you can watch the cards being dealt in real time.
Game Show Odds: Crazy Time, Lightning Roulette and More
Live game shows have exploded in popularity among Australian players over the past few years. Evolution's Crazy Time, Lightning Roulette, Dream Catcher, and Monopoly Live draw massive player numbers. But what are the actual odds?
Crazy Time
Crazy Time features a large spinning wheel with 54 segments. The house edge varies by bet type:
- Number 1: ~3.7% house edge
- Number 2: ~4.1% house edge
- Number 5: ~5.0% house edge
- Number 10: ~5.3% house edge
- Bonus segments (Pachinko, Cash Hunt, Coin Flip, Crazy Time): ~4.0-5.0% house edge (varies with random multipliers)
The overall house edge on Crazy Time sits in the 4-5% range, which is comparable to an average pokie. The entertainment value is high, but mathematically you are paying a premium for the spectacle.
Lightning Roulette
Lightning Roulette adds random multipliers (50x to 500x) to randomly selected straight-up numbers each round. To fund these multipliers, the straight-up payout is reduced from 35:1 to 29:1 when no lightning multiplier hits. The overall house edge is approximately 2.70% – identical to standard European roulette – but the variance is significantly higher. You will experience longer losing streaks punctuated by occasional large wins from lightning multipliers.
Dream Catcher / Money Wheel
Dream Catcher is the simplest game show, based on a money wheel with segments paying 1:1, 2:1, 5:1, 10:1, 20:1, and 40:1, plus two multiplier segments (2x and 7x). The house edge ranges from approximately 3.4% (on the 1 bet) to 7.7% (on the 40 bet), with a weighted average around 4.5%. The higher-payout segments carry disproportionately higher house edges, which is a common pattern across all casino games.
Progressive Jackpot Expected Value: Is It Ever Worth the Bet?
Progressive jackpots add a layer of complexity to the odds calculation because a portion of each bet is diverted into a growing prize pool. The question is: does the jackpot ever grow large enough to make the bet mathematically worthwhile?
How Progressive Jackpots Affect RTP
A typical progressive pokie might have a base RTP of 88-92% (significantly lower than standard pokies), with an additional 2-5% allocated to the progressive pool. When the jackpot is at its seed value (the reset amount after a win), the overall RTP is low – sometimes below 90%. As the jackpot grows, the effective RTP increases because the expected value of hitting the jackpot rises.
In theory, there is a jackpot size at which the game becomes mathematically positive (greater than 100% RTP). In practice, this almost never happens for the mega jackpots because they are won before reaching that threshold. For example, Mega Moolah's theoretical breakeven jackpot is estimated at well over A$20 million, and while the jackpot has exceeded this on rare occasions, the probability of actually hitting it on any given spin is approximately 1 in 50 million.
Expected Value of Playing Progressives
Let me frame it in concrete terms. If a progressive pokie has a base RTP of 90% and a jackpot contribution of 3%, and the current jackpot is at its seed value, you are effectively playing a game with 90% RTP – a 10% house edge. That is terrible. Even if the jackpot has grown to ten times its seed value, the effective RTP only improves marginally because your probability of winning the jackpot on any single spin is astronomically small.
My stance on progressives: play them for the dream, not the expected value. If the idea of a life-changing jackpot adds enough entertainment value to justify the higher cost per spin, go for it. But do not fool yourself into thinking you are making a smart mathematical play. You are buying a lottery ticket with much worse odds than the actual lottery.
RTP, Variance and Volatility: Understanding the Full Picture
House edge and RTP tell you how much the game costs over the long run, but they tell you nothing about what your experience will actually look like in a single session. That is where variance (also called volatility) comes in.
Low Volatility Games
Low volatility games produce frequent, small wins. Your bankroll fluctuates gently around the expected return, and sessions tend to be relatively predictable. Examples include Starburst (low volatility, 96.09% RTP) and most video poker variants. These games are ideal for players who want extended playtime and relatively stable bankrolls.
High Volatility Games
High volatility games produce rare, large wins interspersed with long dry spells. Your bankroll can swing dramatically in both directions. Examples include Gates of Olympus, Mental, and most Nolimit City titles. These games can drain a A$200 bankroll in fifteen minutes or turn A$50 into A$5,000 in a single bonus round.
The critical point is that two games can have identical RTP but completely different volatility profiles, creating vastly different player experiences. A 96% RTP low-volatility pokie and a 96% RTP high-volatility pokie will both return A$96 per A$100 wagered over millions of spins. But the low-volatility version will do it through steady small wins, while the high-volatility version will do it through infrequent jackpot hits separated by extended losing periods.
Matching Volatility to Your Bankroll
This is where practical strategy meets mathematics. If you have a small bankroll (say A$50-100 for a session), high-volatility games are extremely risky because you may exhaust your funds before triggering any significant wins. Low-volatility games give you more spins and more chances to hit a positive session. Conversely, if you have a larger bankroll and are chasing a big win, high-volatility games offer the best probability of achieving a substantial payout relative to your stake.
For a deeper dive into matching your budget to your game choice, see our bankroll management guide.
Practical Strategy: Choosing Games Based on Your Goals
Now that you understand the odds, let me help you translate that knowledge into actionable strategy for different player profiles.
If Your Goal Is Maximum Playtime Per Dollar
Choose blackjack with basic strategy or baccarat (Banker bet). These games offer the lowest cost per hour at any given bet size. At A$5 per hand, blackjack will cost you approximately A$1.75 per hour, giving you the most entertainment per dollar of any casino game. Avoid pokies entirely if maximising playtime is your primary goal.
If Your Goal Is Chasing a Big Win
High-volatility pokies are your best option for the highest potential payout relative to your bet size. Games like Gates of Olympus (5,000x max win), Dog House Megaways (12,305x), and some Nolimit City titles (up to 150,000x) offer win potentials that no table game can match. Accept that you will likely lose your session bankroll more often than not, and budget accordingly.
If Your Goal Is a Balanced Experience
European roulette offers a solid middle ground: simple gameplay, reasonable odds (2.70% house edge), moderate pace, and a decent range of bet sizes. The even-money bets (red/black, odd/even) give you close to a 50/50 chance of winning each round, creating an engaging rhythm of wins and losses. For online play, look for French roulette with La Partage to cut the edge to 1.35%.
If You Want to Use Your Skills
Video poker and blackjack reward knowledge and optimal play. If you enjoy the challenge of making correct decisions under pressure, these games offer both intellectual stimulation and the best mathematical return. Consider them the "thinking player's" games in the casino.
Regardless of which games you choose, always verify you are playing at a reputable site. Our list of top-rated Australian PayID casinos for real money only includes operators that use certified, audited software from legitimate casino software providers.
Frequently Asked Questions About Casino Game Odds
What casino game has the best odds for Australian players?
Blackjack played with basic strategy offers the lowest house edge at approximately 0.5%, assuming standard rules with a 3:2 payout. Full-pay Jacks or Better video poker is even slightly better at 0.46%, though finding full-pay machines online can be difficult. Among games requiring no strategy, baccarat's Banker bet at 1.06% is the best available option.
What is the house edge on online pokies?
The house edge on online pokies typically ranges from 2% to 8%, depending on the specific game and the RTP configuration set by the casino operator. Most popular pokies (Sweet Bonanza, Gates of Olympus, Book of Dead) fall in the 3.5-4.5% house edge range. Some lower-quality pokies operate at 7-8% house edge, which is significantly worse than most table games.
Are online casino games rigged?
At licensed and regulated online casinos, no. The games use Random Number Generators (RNGs) that are independently tested and certified by organisations like eCOGRA, iTech Labs, and GLI. The software providers who create these games (Pragmatic Play, Evolution, NetEnt, etc.) stake their entire business reputation on the integrity of their RNG systems. However, unlicensed casinos with pirated game software could potentially run altered versions. Always play at reputable, licensed sites.
Does betting strategy affect the house edge?
No betting system (Martingale, Fibonacci, D'Alembert, etc.) can change the underlying house edge on any casino game. These systems change the distribution of your wins and losses but do not alter the mathematical expectation. Over the long run, the house edge applies to every dollar wagered regardless of your betting pattern. The only games where player strategy affects the house edge are blackjack and video poker, where decision-making about gameplay (not bet sizing) changes the mathematical outcome.
Why is American roulette worse than European roulette?
American roulette has 38 pockets (0, 00, and 1-36) while European roulette has 37 pockets (0 and 1-36). Both versions pay straight-up bets at 35:1, but the probability of winning a straight-up bet is 1/37 in European (2.70% edge) versus 1/38 in American (5.26% edge). The double zero pocket exists solely to increase the casino's advantage. The payouts are not adjusted to compensate, making American roulette a strictly worse bet.
What does RTP mean and how is it calculated?
RTP stands for Return to Player and represents the percentage of all wagered money that a game will return to players over its lifetime. It is calculated by dividing total winnings paid out by total money wagered across millions of simulated spins or hands. An RTP of 96% means the game returns A$96 for every A$100 wagered on average. RTP is a long-term statistical measure and does not predict results for any individual session.
Can I check the RTP of a specific pokie before I play?
Yes. Most reputable online pokies display their RTP in the game's information or help section, accessible via a menu button within the game. Some casinos also publish RTP information on their website. If a game does not clearly display its RTP, consider it a red flag. Note that the same pokie can have different RTP settings at different casinos, so always check the specific version you are playing.
Is it possible to consistently win at online casino games?
In the long run, no. Every casino game has a mathematical house edge that ensures the casino will win over time. Short-term winning sessions are common and expected due to variance, but no strategy or system can overcome the house edge over a large number of bets. The goal for an informed player is not to "beat" the casino but to minimise the cost of entertainment by choosing games with the lowest house edge and managing their bankroll responsibly. For more on this topic, see our responsible gambling guide.
Do live dealer games have better odds than RNG games?
The underlying mathematical odds are the same for live dealer and RNG versions of the same game (assuming identical rules). However, live dealer games are significantly slower, which means your expected hourly loss is lower at the same bet size. A live blackjack player making 60 hands per hour will lose less per hour than an RNG blackjack player making 200 hands per hour, even though the house edge per hand is identical.
Conclusion
Understanding casino game odds is not about becoming a professional gambler or finding a way to beat the house. It is about making informed decisions about how you spend your entertainment budget. The difference between a player who understands the house edge and one who does not is the difference between someone who knows they are paying A$2 per hour for entertainment and someone who is unknowingly paying A$120 per hour.
The mathematics are clear and undeniable. Blackjack with basic strategy and video poker with optimal play offer the best odds in the casino. Baccarat's Banker bet and craps' Pass Line bet offer the best odds among games requiring no skill. European roulette provides a reasonable middle ground. And online pokies, despite their enormous popularity, are mathematically the most expensive form of casino entertainment available.
None of this means you should never play pokies. It means you should play them with your eyes open, understanding the true cost, and budgeting accordingly. Choose your games based on your goals, match your volatility preference to your bankroll size, and always – always – set a loss limit before you start playing.
The house always wins in the long run. But the informed player loses less, plays longer, and enjoys the experience more. That is the edge that knowledge gives you.
Disclaimer
This guide is for informational and educational purposes only and does not constitute financial or gambling advice. The house edge figures and RTP values cited in this article are based on widely published mathematical analyses and may vary depending on specific game rules, paytable configurations, and operator settings. Always verify the specific RTP and rules of any game before wagering real money.
The author earns a commission if you sign up via links in this guide. This revenue funds ongoing testing and research but does not influence the mathematical analysis presented. If a site turns rogue, we call it out regardless of any commercial relationship.
Gambling is strictly for those 18 years and older. Online gambling laws vary by jurisdiction; it is your responsibility to check the laws in your region before playing. The house edge is a mathematical certainty – over time, the casino will win. If you or someone you know is struggling with gambling, please contact the Gambling Helpline on 1800 858 858 (free, confidential, available 24/7) or visit gamblinghelponline.org.au.