Arbitrage Betting Calculator 2025

Updated: February 14, 2025 • Free Sure Betting Calculator

Calculate arbitrage betting opportunities and find guaranteed profits with our free calculator. Enter odds from different bookmakers to instantly see if a sure bet exists and get optimal stake distribution for maximum profit.

Arbitrage Betting Calculator

Arbitrage Results

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How Arbitrage Betting Works

Find Opportunities

Compare odds across different bookmakers to find discrepancies that guarantee profit.

Example:

Team A: 2.10 vs 1.95

Team B: 1.90 vs 2.15

Calculate Stakes

Use our calculator to determine optimal stake distribution across all outcomes.

Formula:

Stake = Investment × (1/odds) / Total Probability

Secure Profit

Place bets according to calculated stakes to lock in guaranteed returns.

Typical returns:

1-3% guaranteed profit per bet

Real Arbitrage Example

Here's a real-world example of an arbitrage betting opportunity:

Tennis Match: Player A vs Player B

  • Bookmaker 1: Player A @ 2.10 (€476.19 stake)
  • Bookmaker 2: Player B @ 2.15 (€465.12 stake)
  • Total Investment: €941.31
  • Guaranteed Return: €1000
  • Profit: €58.69 (6.23% ROI)

Key Points

  • Different stakes for each outcome
  • Profit regardless of result
  • Quick execution required
  • Manage bookmaker accounts

Important Considerations

  • Ensure you have accounts with multiple bookmakers
  • Act quickly as odds can change rapidly
  • Consider bookmaker fees and restrictions
  • Maintain adequate funds in each account
  • Use software to find opportunities faster

Frequently Asked Questions

What is arbitrage betting?

Arbitrage betting (also known as sure betting) is a strategy where you place bets on all possible outcomes across different bookmakers at odds that guarantee a profit regardless of the result. Our calculator helps you identify these opportunities and calculate optimal stake distribution.

How does the arbitrage betting calculator work?

Enter the odds from different bookmakers and your total investment amount. The calculator will determine if an arbitrage opportunity exists, calculate the optimal stake for each bet, and show your guaranteed profit. It handles decimal, fractional, and American odds formats.

Is arbitrage betting legal?

Yes, arbitrage betting is legal. It's simply the practice of placing bets at different bookmakers to take advantage of discrepancies in their odds. However, some bookmakers may restrict accounts that consistently engage in arbitrage betting, so it's important to manage your betting patterns.

What is a good arbitrage percentage?

Any positive arbitrage percentage represents a profit opportunity. Professional arbitrage bettors typically look for opportunities of 1-3%. Higher percentages are rare but more profitable. Our calculator helps you identify profitable opportunities and calculate exact returns.

How much money do I need to start arbitrage betting?

While you can start arbitrage betting with as little as €500, a recommended starting bankroll is €2000-€5000. This allows you to place larger bets across multiple bookmakers and take advantage of more opportunities. Remember to account for having funds in multiple bookmaker accounts.