Many people are familiar with the basic idea of roulette, but few realise how much the arrangement of numbers on the wheel may influence the experience. There are different types of wheels, and each has its own order, which might affect how the game feels.
This blog post explores the reasons layouts vary, the distinctions between European and American wheels, the positioning of zero pockets, and how online roulette reflects these patterns. It also addresses common misconceptions to clarify the mechanics behind the numbers.
Read on to learn more about how small design choices shape the table, and how understanding them may help you make informed decisions if you choose to play.
At first glance, a roulette wheel might seem decorative, but the order of numbers around the rim plays a subtle role in gameplay. Each wheel follows a fixed sequence that spaces numbers apart in a particular way, balancing colours and numbers so that no obvious patterns form.
This layout means that numbers that appear sequentially on the table are rarely neighbours on the wheel, and the positioning of red and black pockets is deliberately staggered. Similarly, high and low numbers are spread out. These design choices ensure that spins are unpredictable and independent of one another.
If you’re considering playing roulette, knowing the wheel’s layout can help explain why certain bets cover clusters of numbers. Some bets focus on sections of the wheel rather than the table, highlighting the importance of understanding physical placement even if it does not alter the chance of a specific outcome.
Not all roulette wheels share the same design. The most common variations—European and American—differ in the arrangement of numbers, and in the number of zero pockets included.
Each type of wheel distributes colours, odd and even numbers, and high and low numbers to avoid clusters, but the exact sequences differ. French roulette typically mirrors the European layout, though its unique bet types and rules create a slightly different experience.
The next section explores these differences in more detail, showing how sequence and pocket count distinguish European and American wheels.
European and American wheels differ in two key ways: the total number of pockets and the order of numbers around the rim. These differences may influence the types of bets someone chooses to place and how those bets align with the wheel.
A European wheel contains 37 pockets, numbered 1 to 36, plus a single green zero (0). Its placement opposite a specific number helps spread out high and low numbers as well as red and black pockets evenly. The presence of only one zero gives European roulette a house edge of 2.70% on most bets.
American wheels include an extra pocket, the double zero (00), bringing the total to 38. The 0 and 00 are positioned nearly opposite each other, while the remaining numbers are arranged to preserve a balanced spread of colours and numerical types. This addition creates betting possibilities unique to American wheels, such as the top line bet (0, 00, 1, 2, 3).
The extra double zero increases the house edge to approximately 5.26%, making American roulette less favourable to players over the long term.
If you’re choosing to play, this means the layout you encounter may influence which bets are available, as well as the expected potential return, although it does not alter the independence of each spin.
The order of numbers around the wheel is also distinctive. European wheels alternate red and black pockets and spread odd and even, high and low numbers to create balance. Certain bets, often called “announced” bets, rely on knowing where numbers sit in relation to zero. These include bets covering numbers near zero, numbers opposite zero, or numbers that do not fall in the other two groups.
American wheels follow a different sequence to maintain similar distribution principles but accommodate both zero pockets. Some bets, such as the five-number top line, are only available on American wheels due to this layout.
Regardless of layout, understanding the sequence may aid comprehension of bet placement, but it does not provide any predictive advantage—each spin is still independent.
Online roulette generally reflects the same layouts found in physical casinos. Digital tables labelled European, American, or French reproduce traditional sequences, whether through software or live dealer streams.
Live dealer games show real wheels, maintaining the physical order of numbers, while Random Number Generator (RNG) based games simulate these layouts electronically. This means that someone playing online may apply the same understanding of wheel sections and announced bets that would be used in a land-based casino.
Online tables might include extra features like alternate views or side bets, but the sequence of numbers remains consistent with traditional designs.
A few misunderstandings about wheel layouts persist:
Anyone choosing to play roulette—online or in person—should do so responsibly. Setting limits, taking breaks, and seeking help if needed are important. Organisations such as GamCare and GambleAware provide confidential advice and support for those concerned about gambling.
Roulette may appear straightforward, but the arrangement of numbers and design of the wheel create a subtle structure behind the game. Understanding the differences between European and American wheels, as well as online implementations, gives you more insight into how bets relate to the layout, without implying any predictive advantage.
By appreciating these patterns, if you choose to play, you may approach roulette more thoughtfully while acknowledging its inherent unpredictability.
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We also provide tools such as deposit limits, reality checks, and timeouts to help you manage your play responsibly in a way that best suits you.
If this sounds like something you’d like to try, you can create an account at Dream Jackpot, add funds to play with, and explore our roulette tables at your own pace.
**The information provided in this blog is intended for educational purposes and should not be construed as betting advice or a guarantee of success. Always gamble responsibly.