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+339 Odds Explained

Decimal
4.39
American
+339
Fractional
339/100
Implied probability
22.78%
Polymarket
23¢
$100 wins
339.00
Inputs
Results
Decimal odds4.390
American
+339
Fractional
339/100
Implied probability
22.78%
Polymarket
23¢
Profit
339.00
Total return
439.00

4.390 decimal, +339 American, 22.78% implied probability

+339 is an American price:

the plus sign marks an underdog, and the number is the profit on a 100 stake

. Every other format describes the same chance: 4.39 decimal, 339/100 fractional, 22.78% implied probability, 23¢ on Polymarket.

What +339 pays

A 100 stake at +339 returns 439.00 in total: your 100 back plus 339.00 profit. To win exactly 100 you would stake 29.50. The table covers the stakes people actually use.

Payout by stake
StakeProfitTotal return
1033.9043.90
2584.75109.75
50169.50219.50
100339.00439.00
5001,695.002,195.00
1,0003,390.004,390.00

Break-even and long-run results

The implied probability of +339 is 22.78%, and that number is also the break-even win rate: win more often than 22.78% of the time at this price and you profit in the long run, win less often and you lose. The table shows the return on stake at a few win rates, including the break-even rate itself.

Return on stake by long-run win rate
Win rateReturn on stake
23%1.0%
50%119.5%
55%141.5%
60%163.4%
65%185.4%

+339 is a longshot. The bookmaker prices the outcome at 22.78%, and the payout of 339.00 per 100 staked is the compensation for how rarely it lands. Longshots carry more margin than any other part of the market, which is why devigging methods disagree most at prices like this one.

The vig at +339

If both sides of a two-way market were priced at +339, the implied probabilities would add up to -54.44% above 100%. That excess is the overround, or vig; as a share of stakes it is a -119.50% margin for the bookmaker. Removing it leaves fair odds of 2.00 decimal ( +100) on each side. Use the devig calculator to do the same for any market.

+339 on a betting exchange

Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission +339 is worth 4.322 decimal (+332 American); at 5% it drops to 4.221 (+322). Those are the bookmaker prices you would need to beat.

Effective odds on an exchange
CommissionEffective decimalEffective AmericanBreak-even
2%4.322+33223.14%
5%4.221+32223.69%

Same price in other formats

Nearby prices

Nearby prices

  • +329 · 4.29 · 23.3%
  • +334 · 4.34 · 23.0%
  • +337 · 4.37 · 22.9%
  • +338 · 4.38 · 22.8%
  • +340 · 4.40 · 22.7%
  • +341 · 4.41 · 22.7%
  • +344 · 4.44 · 22.5%
  • +349 · 4.49 · 22.3%

Frequently asked questions

What does +339 mean in betting?

+339 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At +339 the implied probability is 22.78% and a 100 stake returns 439.00.

What is +339 in decimal odds?

+339 converts to 4.390 in decimal odds (usually shown as 4.39). Decimal odds are the total return per unit staked, so multiply your stake by 4.390 to get the return.

What is +339 as a fraction?

+339 is 339/100 in fractional odds, the traditional bookmaker notation where the top number is profit and the bottom number is stake.

How much do I win on a 100 bet at +339?

A 100 stake at +339 wins 339.00 in profit and returns 439.00 including the stake. To win exactly 100 you would stake 29.50.

What win rate do I need at +339?

The break-even win rate equals the implied probability, 22.78%. Winning more often than that at this price is profitable over the long run; winning less often loses money.