Arbitrage Calculator

Quick Facts

  • Distributes stakes to cover all outcomes.
  • Inputs: odds (any format) & total stake.
  • Outputs: stake per outcome, payout, profit margin.

How to use

Steps

Enter odds for each outcome and your total stake. The tool allocates stakes to equalise payout and flags if a true arbitrage opportunity exists.

Formula & definitions

Formula: Stakeᔹ = TotalStake / (oddsᔹ × ÎŁ(1/oddsⱌ))

Arbitrage
Covers all outcomes at prices that lock in a surplus.
Implied Probability
1 / decimal odds.
Try also: Implied Probability ·Fair Odds ·EV

Arbitrage Opportunities

Scan markets and find price discrepancies across outcomes—compare and action them in one place.

Open Arbitrage →
unit(s)
OddsImplied ProbabilityStake AmountPayout
0.00%
0.00
0.00
0.00%
0.00
0.00
Total Stake: 100.00Total Payout: 0.00Hedging Profit: -100.00Profit Margin: -100.00%

How Does the Arbitrage Calculator Work?

The Oddsy Arbitrage Calculator makes it easy to identify and calculate risk-free betting opportunities by comparing odds from multiple bookmakers. Arbitrage (or “surebet”) strategies allow you to cover all possible outcomes on an event, guaranteeing a profit regardless of the result.

What Is an Arbitrage Bet?

An arbitrage bet is a way to lock in a profit by betting on all possible outcomes of a sporting event using different bookmakers—taking advantage of price discrepancies. This is also known as “arbing” or “sure betting.”

  • Completely legal in most countries
  • Requires fast reactions and accounts with multiple sportsbooks
  • Profit margins are often small, but guaranteed

How to Use This Calculator

  1. Choose your preferred odds format (Decimal, American, or Fractional).
  2. Enter the odds for each outcome (e.g., Team A win, Draw, Team B win).
  3. Set your total stake—the calculator will distribute your bet amounts automatically for optimal coverage.
  4. View your profit, payout, and whether the bet is a real arbitrage!
Why use the Oddsy Arbitrage Calculator?
It’s fast, intuitive, mobile-friendly, and free. Spot surebet opportunities in real time and maximize your edge—without any complicated math.
Tip: Arbitrage only works when odds are fresh. Odds change quickly—always double-check before placing your bets!