Arbitrage Betting Guide

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Article by Simon Young
Illustration: A man reviewing sports betting odds on a smartphone.
Last Updated: Feb 10th, 2025 Share On Your Network:

Arbitrage betting is widely regarded as the ultimate strategy for mitigating risks in sports betting. When executed with precision, it will ensure a steady, albeit modest, profit on each individual bet and help you avoid the typical downfalls of standard sports wagering.

But what’s the mechanics behind arbitrage betting, and how can you identify these prospects as they arise in live betting markets? We’re diving deep into this area, offering insights into profit calculation, risk assessment, and developing robust arbitrage betting methods.

What Is Arbitrage Betting?

In a nutshell, arbitrage betting involves placing bets on all possible outcomes of a single sports event. The idea is to encapsulate every likely result while securing odds that guarantee a certain profit, irrespective of the actual outcome.

There are typically two main forms of arbitrage betting when looking at simultaneously available odds. For starters, you can survey the betting landscape, comparing the odds across various sportsbooks to pinpoint moments of lucrative 'arbing' opportunities.

Another approach is ‘matched betting’, which involves making a conventional back bet on one outcome through a betting exchange and covering all other outcomes. In this scenario, you can leverage free bets to secure a profit, distinguishing it from classic arbitrage betting techniques.

The potential for arbitrage betting lies in the natural discrepancies that emerge when sports events are priced by different bookmakers. Odds can fluctuate significantly between operators, more so with unique price boosts tailored to specific events or days. It’s rare but not impossible to find arbitrage opportunities within the same sportsbook, something we'll explore further in this guide.

Historical data suggests that arbitrage betting traces back to the 1980s. A key study in 1989 uncovered multiple instances by analyzing odds from four bookmakers, mainly focusing on football markets between 1980 and 1982, considered before tax deductions. study by Pope & Peel Arbitrage betting suits various sports, including tennis,

How Arbitrage Betting Works

Our guide will delve into the optimal methods for spotting arbing opportunities. First, consider a practical example using tennis. Sports like tennis are ideal because they offer just two potential outcomes, eliminating the draw and simplifying profit assurance.

Picture this: defending Wimbledon champion Carlos Alcaraz is set to clash with world number one Jannik Sinner in a thrilling semi-final showdown. Alcaraz, the three-time Grand Slam winner, is slightly favored at odds of 3.00, while Sinner is available at around 3.50.

Suppose you place $100 on Alcaraz and then adjust your bet on Sinner to approximately $80.89. Here’s a closer look at each wager and the anticipated returns:

Wager $100 on Alcaraz with odds of 3.00 – This could yield a $300 return with a $200 profit.

  • Bet $80.89 on Sinner at odds of 3.50 – With this, you might achieve $283.12 in return and a profit of $202.23.
  • Your total stake on this match brings you to $180.89. However, fixed odds and calculated stakes ensure your profits will fall between $19.11 and $21.34, irrespective of who wins. A basic betting calculator will aid in determining potential returns and is key to mastering this strategy.

For example, if you invested $100 on both outcomes here, you’d see a $50 profit if Sinner wins, but merely break even if Alcaraz leads the charge.

While odds remain steady in these scenarios, boosting your total stake compensates for reduced profit margins on a potential Alcaraz win. Later, we'll discuss calculating unit bets and forecasting profits more thoroughly.

Part of efficiently comparing odds requires understanding implied probability. Calculating these probabilities (easily done with decimal odds) tells the likelihood of each scenario. There’s even a specific mathematical formula for such calculations:

Finding Arbitrage Opportunities

Consider this: Greater Western Sydney is pitted against Carlton in an AFL showdown, both pegged at 2.00 to win. The formula suggests a 50% probability for each team to triumph at Sydney Olympic Park. It’s rare to see opposing outcomes with an exact 100% probability owing to the inherent sportsbook profit margin.

(1/ decimal odds) * 100 = implied probability

You'll generally find these teams with odds around 1.90, adjusting for a 5% bookmaker commission. Consequently, the likelihood now stands at 52.63% for either side, leading to a cumulative probability over 100% (105.26%).

This is crucial because arbitration scenarios only arise when the combined implied probability is below 100%. Otherwise, no mix of bets or stakes can ensure profit, regardless of the outcome; a core reason arbitrage is scarce in a single sportsbook.

Certainly, you can spot these opportunities via manual odds comparison on dedicated sites and implied probabilities. However, specific arbitrage software now exists that automatically sifts through numerous bookmakers, utilizing algorithms for odds comparison and analysis.

The data gleaned gets funneled to your feed whenever substantial odds deviations or potential arbitrage meet your parameters. But how do manual and automated strategies weigh against each other, and which aids in crafting the perfect approach?

Ensure betting lines' precision

Manual Arbitrage Betting Automated Arbitrage Betting
Take full control of your strategy Compare a broader range of odds
Utilize filters for optimal odds and pricing Spot in-play arbing opportunities more effectively
You can find opportunities for free As outlined, setting the right stake levels and foreseeing profit is critical for successful arbitrage betting. Once you've determined a worthy opportunity, calculating potential gains relative to your capital is next; a straightforward formula lays it out:

Calculating Stakes and Profits

Profit = (Investment / Arbitrage %) – Investment

Take a situation where defending AFL champs Collingwood are battling underdogs Essendon. Odds favor The Magpies at 1.18, translating to an 84.746% likelihood of home victory. Conversely, Essendon’s odds around 7.00 suggest just a 14.286% chance. You have $500 stashed for betting.

Applying the formula here, your gain would be ($500 / 99.032%) – $500, totaling roughly $4.94. You'll then decide how best to allocate your stake, which guarantees profit. An alternative formula fine-tunes each unit bet:

Individual bets = (Investment x Individual Arbitrage %) / Total Arbitrage %

Using the above formula and a rudimentary betting tool, you'll calculate each unit wager:

If Collingwood wins with your stake at odds of 1.18, you stand to gain a net profit of $4.89. This increases slightly if your $72.13 wager on Essendon triumphs, netting you $4.91 in profits, totaling $504.91.

  • Collingwood Bet = ($500 x 84.746) / 99.032 = $427.87
  • Essendon Bet = ($500 x 14.286%) / 99.032 = $72.13

Though these returns are relatively modest compared to your stake, remember that arbitrage depends heavily on executing numerous such bets over time.

A successful arbitrage strategy comprises various components and systems. These can be integrated to manage several accounts and maximize the returns, but which strategy is the most sophisticated?

Advanced Strategies

Explore How Arbitrage Opportunities Surface:

  • Arbitrage prospects flourish in live markets as bookmakers juggle in-play developments. Comprehending where and how these arise aids in making smarter picks for consistent profits. Diversify Accounts Across Multiple Bookmakers
  • : Spreading your activities over multiple betting accounts offers two clear advantages. One, it broadens your scope for odds analysis and value identification. Two, it cloaks your arbitrage actions from singular sportsbooks, avoiding the risk of account blocks or closures. Mimicking casual betting behaviors and pursuing arbing help cultivate a diversified betting record. : Managing a bankroll is challenging, growing trickier when spanning several accounts. Ideally, avoid banking big chunks into single accounts and instead top them up as arbing chances arise. Utilizing bonuses and free wagers can bolster individual bankrolls, unlocking lucrative tactics like matched betting.
  • Manage Your Bankroll Well Arbitrage Betting Tools and Resources

An array of tools and software is at your disposal for arbitrage betting, ranging from simple calculators to sophisticated programs with algorithms.

initiating odds analysis and conversion across formats. Such sites also highlight odds' implied probabilities, letting you pinpoint initial arbing chances swiftly.

For example, you can leverage this basic and free-to-use tool is among the top tools for manually comparing odds across sportsbooks. Yet, to spot live chances or handle multiple bets efficiently, investing in specialized software becomes necessary. But what software stands at the pinnacle and earns the highest recommendations?

Oddschecker Arbitrage Betting Guide - Betsquare

  • BonusBank Arbitrage betting is a clever method used to secure a small, guaranteed profit when placing bets. But how do these mechanisms work, and where can you uncover arbing prospects in the online betting realm?
  • OddsJam A person examining sports betting odds on their mobile device.

When it comes to minimizing potential losses in sports betting, arbitrage betting is a standout technique. If executed correctly, it allows you to ensure a modest profit from each wager, effectively bypassing some of the usual drawbacks found in sports betting.

So, what makes arbitrage betting tick, and how do you pinpoint these chances in the fast-paced world of real-time markets? We delve deep into these topics, guiding you through profit calculations, risk assessments, and the art of crafting effective arbitrage strategies.

  • Bet Limit Impositions In straightforward terms, arbitrage betting involves staking money on different outcomes of the same sporting match. The goal here is to cover multiple potential results, all while betting at odds that promise a certain profit.
  • Cancelling Bets Arbitrage betting typically appears in two main forms when you access odds that are available concurrently. The first approach involves analyzing the marketplace, comparing odds offered by various sportsbooks to spot optimal values and unmistakable arbing opportunities.
  • Account Closure Another method you might use is called 'matched betting', which involves placing a traditional back bet through an exchange at matching odds and factoring in all potential match outcomes. With matched betting, you can ensure a profit by taking advantage of free bets—a key difference from regular arbitrage betting.

The opportunity for arbitrage betting arises from differences that can occur when sportsbooks price events. Odds often vary from one bookmaker to another, particularly when special daily or event price boosts are applied. Finding arbitrage opportunities within a single sportsbook is unusual, and we'll explore this further as we proceed.

Scholarly research traces the roots of arbitrage opportunities back to the 1980s.

Legal Considerations

In 1989, one study highlighted several instances by analyzing odds provided by four different bookmakers. These odds were available without tax between 1980 and 1982, focusing mainly on football betting.

Arbitrage betting is applicable to a range of sports, including tennis.

Next, we'll focus on refining techniques for spotting arbing possibilities. But first, let's look at an arbitrage betting example using tennis, which is a preferred sport because it poses only two possible outcomes, eliminating the chance of a draw.

Imagine a scenario where three-time Grand Slam champion Carlos Alcaraz faces world number one Jannik Sinner in the semifinals. In this instance, Alcaraz comes in as a slight favorite with odds of 3.00, while Sinner is valued at 3.50.

Final Thoughts

You place a $100 bet on Alcaraz and then adjust your wager down to $80.89 when betting on Sinner. Here's a breakdown of each bet along with potential returns:

Bet $100 on Alcaraz to triumph at 3.00, returning a potential $300 and a profit of $200. Betsquare Bet $80.89 on Sinner to win at 3.50, yielding up to $283.12 with a $202.23 profit.

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A neon casino sign In total, you invest $180.89 on the match. Despite spending this amount, the specific odds and stake allocations ensure a profit regardless of the result, varying between $19.11 and $21.34. A basic betting calculator can help compute potential returns based on your stakes, a necessity for successful arbitrage.
Author
Simon Day
11/09/24

In total, you invest $180.89 on the match. Despite spending this amount, the specific odds and stake allocations ensure a profit regardless of the result, varying between $19.11 and $21.34. A basic betting calculator can help compute potential returns based on your stakes, a necessity for successful arbitrage.