Luck or skill: what determines the success of playing at online casinos?

Image of clover and horseshoe along with the inscription Luck or skill
Scott Williams - Casino Expert and Senior Gaming Specialist

Let’s be honest — when you’re playing at an online casino, the main goal is to win. It’s that rush of seeing a big payout flash on the screen that keeps players coming back for more, picking different games, and trying out strategies. But when that big win finally hits, it raises the big question — was it luck, or was it skill?

The truth is, it depends on the game you’re playing. Some games are all about luck, while others give you a chance to use strategy and experience to boost your odds. Let’s take a closer look at what really influences success in online casinos and figure out where skill can actually give you an edge.

Luck or Skill: How Do You Tell Which Matters More?

By definition, gambling involves risking money on games where the outcome is determined by chance. But let’s be real — in games like blackjack or poker, luck alone won’t get you far if you don’t know what to do after the first cards are dealt. Most experienced players agree: in some games, skill makes all the difference, while in others, it’s pure luck that rules the outcome.

You can figure out what really matters by asking yourself two simple questions:

1. Does the game have specific rules that influence its progress?

  • If yes, skill plays a big role.
  • If no, you’re relying entirely on luck.

2. Can your actions affect the game’s outcome?

  • If yes, skill still matters.
  • If no, it’s all about chance.

Based on these questions, we can split casino games into three main categories:

Skill prevails Luck prevails 50/50
 Poker Slot machines  Blackjack
   Baccarat  Roulette
   Lotteries  Craps
  Arcades  

Is Poker a Game of Luck or Skill?

Poker is often seen as the exception when it comes to gambling, and there’s scientific evidence to support this. In 2015, researchers studied the consistency of results in online poker. After simulating thousands of hands, they found that skill beats luck when performance is measured over 1,500 hands or more.

Even seasoned poker players agree that luck plays a role, but mastering the game’s strategies and techniques gives you a real edge, especially in tournaments. If you want to improve your game, here are some tips to help you succeed:

  • Learn poker combinations and rankings: Knowing the value of your hand is essential for making quick and smart decisions.
  • Master bluffing: A well-timed bluff can help you win hands, even when your cards are weak.
  • Read poker literature: Studying books and guides will sharpen your analytical thinking, which is critical for long-term success.
  • Watch professional players: Observe how pros bet, manage their hands, and use tactics to gain an advantage.
  • Work on card evaluation: Learning to gauge your opponents’ potential hands helps you spot bluffs and adjust your strategy.

While luck can influence a single hand, in the long run, skill and strategy are what separate winners from the rest.

✍️ Pro Tip:
The key to improving in poker is practice. The more you play, the easier it becomes to make smart decisions about raising, calling, or folding in different situations. Over time, experience will sharpen your instincts and help you read the game with confidence.

Casino Games Where Luck Matters

Image of games that are all about luck: slots, table games, mini-games.

Most online casino games rely entirely on luck. Games like online slots, baccarat, lotteries, and arcades don’t require you to memorize complex rules or master special skills, which is why they’re some of the most popular choices among players.

That said, while you can’t control the outcome, understanding the features and mechanics of these games can help you make the most of your luck and improve your overall experience.

Slot machines

All online slots operate using an RNG (Random Number Generator) — a program that ensures each spin is completely random and unpredictable. However, RNG outcomes still work within specific parameters. Two key factors influence your slot gameplay:

  • RTP (Return to Player): This represents the percentage of total bets a player can expect to get back over the long term.
  • Volatility: This determines the payout dynamics. High volatility slots offer large but infrequent wins, while low volatility slots deliver smaller but more frequent payouts.

Understanding these factors allows you to apply strategies that can increase your chances of success:

  • Pick slots with the highest RTP: Look for games like Mega Joker from NetEnt or Book of 99 from Relax Gaming, both boasting an impressive RTP of 99%. The higher the RTP, the better your odds over time.
  • Bet small on high-volatility slots: Since big wins in these games come after long stretches of empty spins, smaller bets help you manage your bankroll while still reaping big rewards during bonus rounds.
  • Bet bigger on low-volatility slots: Winnings here tend to exceed the cost of a spin by only 2–5 times. Placing larger bets can help you maximize these frequent payouts.

Additionally, take advantage of demo mode to test the frequency of wins and bonus rounds. Once you get a feel for the slot’s rhythm, you can increase your bets before a potential win — a technique that often leads to solid results.

Baccarat

Baccarat is often seen as the simplest and fastest card game. Everything plays out automatically: the winner is either the Player or the Banker, whichever scores closer to 9 points without going over. To participate, you simply bet on the Player, the Banker, or a Draw.

Here’s how the probabilities break down:

  • Banker: 45.86% chance of winning (with a 5% commission on winnings).
  • Player: 44.62% chance of winning.
  • Draw: 9.52% chance of winning.

Because the Banker has a slight edge, a commission is applied to balance the advantage.

In baccarat, only luck matters — there’s no way to predict the results. While some believe they can track patterns or winning streaks to anticipate outcomes, this is a classic case of the gambler’s fallacy and has no basis in reality.

If you want to keep the odds in your favor, focus on managing your bankroll with these tips:

  • Bet no more than 5–10% of your total bankroll: This ensures you won’t burn through your funds too quickly during a losing streak.
  • Use progressive strategies on Banker bets: With an RTP of 98.94%, betting on the Banker gives you the best long-term odds.
  • Play Baccarat No Commission: While payouts on a Draw are slightly lower, there’s no 5% commission on Banker wins, improving your overall profit.

Of the many betting strategies, the 1-3-2-6 system is particularly effective. With this tactic, a streak of four consecutive wins will double your total bet. Since such winning runs are realistic in baccarat, this strategy can be a solid approach.

Lotteries

If someone claims they’ve discovered the secret to winning the lottery, they’re fooling themselves — they were simply lucky. Few games depend more on pure luck than lotteries like bingo, keno, lotto, or scratch cards. Any advice for these games is purely about increasing your chances through quantity, not strategy:

  • Pick the maximum numbers in keno.
  • Play with as many bingo cards as you can afford.
  • Buy more tickets for lotteries.
  • Bet on special numbers on days you feel lucky.

Remember! Wins in these games are entirely based on luck, with no room for strategies or tactics.

Throughout history, many lottery winners bought their tickets on a whim, sometimes forgetting about them entirely before discovering their phenomenal luck. These “accidental winners” are far more common than you’d think.

Arcade

Arcade games have recently gained popularity in new online casinos. These include modern versions of classic games like the old computer Minesweeper, digital Plinko machines, and timeless favorites like Dice and Heads & Tails. Additionally, trendy Crash games challenge players to collect their winnings before the game “crashes.”

All arcade games run on RNG (Random Number Generators), making them a true test of your luck. While minimal experience can help you manage your bets more carefully and limit losses, winning ultimately depends on pure chance.

The best advice? Trust your intuition. If luck isn’t on your side, it’s probably a good time to switch to a different game and try again later.

Casino Games Where Skill and Luck Both Matter

The image of a horseshoe and a casino player next to the symbols of casino games where skill and luck are important.

Some online casino games give players a chance to influence the outcome to a certain extent. For example, in blackjack, you decide whether to hit, stand, or double down. In games like roulette, Sic Bo, and craps, you can choose different types of bets based on the odds and potential payouts.

In these games, success depends on a mix of luck and skill. While luck determines the outcome of the cards, dice, or wheel, your strategy and decision-making can significantly improve your chances. If you can master both, you’re much more likely to see positive results.

Blackjack

Is blackjack a game of luck or skill? The objective of blackjack is simple — beat the dealer’s hand without going over 21. Each player and the dealer receive two cards, with one of the dealer’s cards visible to you.

Numbered cards are worth their face value, face cards (J, Q, K) are worth 10 points, and the Ace (A) can be worth 1 or 11, depending on which benefits your hand more. Your goal is to get as close to 21 as possible. If your total beats the dealer’s or the dealer busts (goes over 21), you win 1:1 on your bet. If you have an Ace plus a 10-point card (face card or 10), that’s a blackjack, which pays out 3:2.

As you can see, luck alone isn’t enough in blackjack. To play successfully, you’ll need to make smart decisions based on logic, strategy, and card knowledge. Here are some useful tips to improve your blackjack skills:

  • Learn the specific rules of the blackjack variant you’re playing: Rules can vary, especially regarding side bets, payouts, and the number of decks in play.
  • Master the Hi-Lo counting system: This system helps you track high and low-value cards, allowing you to know when to increase or decrease your bet.
  • Use a solid betting strategy: This helps offset losses and take advantage of higher-paying wins.
  • Don’t chase losses: If luck isn’t on your side, it’s better to take a break than to chase losses.

We also recommend practicing the game using the Basic Strategy. Unlike in land-based casinos, using strategy charts in online blackjack is completely allowed. These charts offer the best possible moves for every combination of player and dealer cards. Over time, you’ll naturally memorize these decisions, allowing you to improve your gameplay and increase the RTP to 99.60% or higher.

Roulette, Craps and Sic Bo

The main goal in Roulette, Craps, and Sic Bo is to predict the winning number or outcome and place your bets accordingly. Each game features a betting table with marked areas for placing your chips. Different bet types offer different odds of winning and payout ratios, so understanding how each bet works can help you make smarter decisions.

Here are some key bet types and tips for Roulette:

  • Even-money bets (red/black, even/odd, high/low) give you a 49% chance to win with a payout of 1:1. Since the odds are nearly 50/50, these bets work well with various mathematical betting strategies like the Martingale system.
  • Dozen and column bets cover 12 numbers at once, offering a 33% chance to win and a 2:1 payout. You can combine these bets with strategies for even-money bets. If luck isn’t on your side, it’s often safer to switch back to even-money bets to minimize losses.
  • Single-number bets are the riskiest but also the most rewarding. With a 3% chance to win and a payout of 35:1, this is a true “luck-only” bet. It’s best to use this bet alongside an even-money bet for “insurance” or in games that offer a bonus for single-number wins.

The rules for Craps and Sic Bo are similar, with many of the same betting principles. Both games have a variety of bet types, from safe bets with lower payouts to high-risk, high-reward bets.

Smart players use strategies that balance risk and reward, covering riskier bets with safer ones to reduce potential losses. In these games, luck plays a huge role in landing those big payouts, but strategy and smart betting can help you limit your losses and increase your chances of walking away with a win.

Conclusion

When it comes to online casinos, both luck and skill matter — but how much of each depends on the type of game you’re playing. Luck plays a role in every game, even in poker, where the right card at the right time can be the difference between a win or a loss. But in games like poker and blackjack, skill takes center stage, giving experienced players a clear edge. Meanwhile, in games like slots and lotteries, luck is the only factor that decides the outcome.

To improve your chances, it’s smart to understand the game rules and apply effective strategies where possible. Skill can reduce your losses and boost your potential winnings, especially in games where strategy matters. But at the end of the day, luck will always be part of the equation.

Most importantly, remember that gambling is entertainment, first and foremost. So, enjoy the experience, embrace the thrill of the unknown, and have fun — because that’s what casino games are really about.

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