Bet Builder
What is Bet Builder?
Bet builder is a feature that allows you to combine multiple selections from the same event into a single bet.
For example, you might combine "Team A to win", "over 2.5 goals", and "Player X to score anytime" into one bet on a Premier League match. Each selection must win for the bet to pay out, and the combined odds reflect the accumulated probability.
How Bet Builder Works
You select a match, then add individual markets to your bet slip. The bookmaker's system calculates the combined odds in real time, taking into account any correlation between your selections. For instance, "Team A to win" and "over 2.5 goals" are positively correlated, so the combined odds will be lower than simply multiplying the individual prices.
Popular Bet Builder Markets
The most commonly combined markets include match result, both teams to score, total goals (over/under), player to score, corners, and cards. Football is by far the most popular sport for bet builders, particularly Premier League matches. Some bookmakers also offer bet builders for American football, basketball, and tennis.
Bet Builder vs Accumulators
While both combine multiple selections, bet builders focus on a single event while accumulators span multiple events. The risk profile is different — with a bet builder, one poor game can ruin your bet, whereas with an accumulator, individual results are independent. Some bookmakers now offer "multi-match bet builders" that blur this line.
Which Bookmakers Offer Bet Builder?
Most major UK sportsbooks now offer a bet builder, but the quality varies. Key differences include the number of available markets per match, the speed of odds calculation, and whether cash out is available on bet builder bets. Some bookmakers also run bet builder promotions — such as insurance if one leg loses — which can add value.
Tips for Using Bet Builder
Keep in mind that the bookmaker's margin is typically higher on bet builders than on standard bets, because the pricing of correlated outcomes gives the bookmaker more room to adjust odds in their favour. Use bet builders selectively — for matches you've researched thoroughly and where you have a genuine view on how the game will play out, rather than adding random selections to chase bigger odds.