Bet types explained simply: when you place a bet, you can choose different ways to structure your selections. At Coral, we’ve been helping sports fans understand betting markets for generations, from football matches to major horse racing events.

Whether you are new to betting or looking to refresh the basics, this guide explains the most common bet types in clear terms. You’ll learn how singles, doubles, trebles and accumulators work, what makes them different, and when each type might be used.

If you are new to betting and want to explore the full learning journey, visit our Beginner’s Guide to Sports Betting in the UK, which brings together all of our introductory sports betting guides in one place.

A bet type refers to the structure of your wager. It describes how many selections you include in a bet and how those selections combine to produce a return.

Here are some of the most common types of bets:

Single Bet – one selection on one outcome.

Double Bet – two selections combined in one bet.

Treble Bet – three selections combined in one bet.

Accumulator (Acca) – four or more selections combined.

Each-Way Bet – two bets placed together, one for the win and one for the place, often used in horse racing.

System Bets – combinations of multiple bets covering different outcomes.

For example, if you place a single bet on a football team to win and that team wins, the return is based solely on the odds for that one selection.

Understanding bet types helps you choose the structure that suits your level of confidence.

Single bets are straightforward because they rely on just one outcome. Combination bets such as doubles, trebles, and accumulators involve multiple selections, which increases potential returns but also increases the level of risk.

Learning the difference between these bet types helps you approach betting more clearly and stay in control of your stake.

In the early days of UK bookmaking, most wagers were simple singles placed on horse races. As sports betting expanded into football and other events, combination bets became more popular.

Doubles, trebles, and accumulators introduced new ways to combine selections, allowing bettors to follow several events in one wager. Over time, system bets such as Yankees and Lucky 15s were introduced to create even more flexible combinations.

Today, these structures remain the most common ways to place bets across many sports.

Let’s take a closer look at how the most common bet types work in practice. 

A single bet is the simplest type of wager. You choose one selection and one outcome.

If that selection wins, your return is based on the odds attached to that outcome.

Example:

£10 on Team A to win at odds of 2/1 would return £30 total (£20 profit plus your £10 stake).

A double combines two selections into one bet. 

Both selections must win for the bet to return. 

Example:

You place a £10 double on two football teams at odds of 2/1 and 3/1. If both selections win, the odds combine to create a larger return.

A treble works in the same way as a double but includes three selections.

All three selections must win for the bet to pay out. Because the odds multiply together, the potential return increases.

An accumulator combines four or more selections into one bet.

Every selection must win for the accumulator to return a payout. This can lead to larger potential returns, but it also means more outcomes must be correct.

For example, a four-selection accumulator multiplies the odds of each selection together to create the final return.

Each-way bets are most commonly used in horse racing.

Your stake is split into two parts:

• One bet for the selection to win

• One bet for the selection to place

If the selection wins, both parts of the bet are successful. If it places without winning, the place portion may still return a smaller payout depending on the terms.

System bets combine several selections into multiple smaller bets. 

For example, a Yankee bet includes four selections that create several doubles, trebles, and a fourfold combination. 

System bets allow some selections to lose while still giving the chance of a return. However, they involve more combinations and are usually used by bettors who are already familiar with how multiple bets work. 

If you are new to betting, choosing a bet type can be approached in a few simple steps. Once you are comfortable with the basics, you can explore sports markets at Coral across football, horse racing, tennis, and more.

1. Decide how many selections you want to include in your bet.

2. Choose a bet type that matches your level of confidence.

3. Review how the odds combine to calculate the potential return.

4. Check the stake and potential payout on your betting slip.

5. Confirm the bet once you are comfortable with the risk involved.

Starting with simpler bets can make it easier to understand how different combinations behave.

If you are just learning about bet types, these tips can help keep things simple. 

• Start with single bets so you can clearly track how returns work. 

• Experiment with doubles or trebles using smaller stakes to see how odds combine. 

• Keep accumulators enjoyable rather than relying on them heavily. 

• Review your betting slip carefully before confirming your bet. 

Taking time to understand how each bet type works can make betting easier to follow. 

Even experienced bettors occasionally return to the basics. Here are a few points to keep in mind.

• Adding too many selections to an accumulator too quickly.

• Assuming higher odds automatically mean better value.

• Confusing profit with total return.

• Increasing stakes to chase a previous loss.

• Treating betting as a reliable income source.

Keeping expectations realistic helps ensure betting remains an enjoyable activity.

If you would like to continue learning about sports betting, these guides can help:

• Betting Terms Explained

• Betting Odds Explained

• Responsible Gambling Tools

• What Is Sports Betting

Each guide focuses on one part of the betting experience, helping you build confidence step by step.

Join Coral and explore horse racing Bet Builder markets in your own time. On eligible race pages, you can combine selections within a single race and watch the combined odds update as you build your bet.

Review the bet slip carefully before confirming your stake, and place your bet only when you are comfortable with the potential return.

Please gamble responsibly. 18+ BeGambleAware.org.

Betting should always be about enjoyment, never pressure.

• Set your limits before you play.

• Take breaks if you need them.

• Stay aware of how much you are spending.

Please gamble responsibly. 18+ BeGambleAware.org.