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+348 Odds Explained

Decimal
4.48
American
+348
Fractional
87/25
Implied probability
22.32%
Polymarket
22¢
$100 wins
348.00
Inputs
Results
Decimal odds4.480
American
+348
Fractional
87/25
Implied probability
22.32%
Polymarket
22¢
Profit
348.00
Total return
448.00

4.480 decimal, +348 American, 22.32% implied probability

American odds of +348 mean

a 100 stake wins 348

. In decimal notation that is 4.48, in fractional notation 87/25, and the implied probability is 22.32%. On a prediction market the same price is a 22¢ share.

What +348 pays

A 100 stake at +348 returns 448.00 in total: your 100 back plus 348.00 profit. To win exactly 100 you would stake 28.74. The table covers the stakes people actually use.

Payout by stake
StakeProfitTotal return
1034.8044.80
2587.00112.00
50174.00224.00
100348.00448.00
5001,740.002,240.00
1,0003,480.004,480.00

Break-even and long-run results

The implied probability of +348 is 22.32%, and that number is also the break-even win rate: win more often than 22.32% 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
22%-1.4%
50%124.0%
55%146.4%
60%168.8%
65%191.2%

+348 is a longshot. The bookmaker prices the outcome at 22.32%, and the payout of 348.00 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 +348

If both sides of a two-way market were priced at +348, the implied probabilities would add up to -55.36% above 100%. That excess is the overround, or vig; as a share of stakes it is a -124.00% 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.

+348 on a betting exchange

Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission +348 is worth 4.410 decimal (+341 American); at 5% it drops to 4.306 (+331). Those are the bookmaker prices you would need to beat.

Effective odds on an exchange
CommissionEffective decimalEffective AmericanBreak-even
2%4.410+34122.67%
5%4.306+33123.22%

Same price in other formats

Nearby prices

Nearby prices

  • +338 · 4.38 · 22.8%
  • +343 · 4.43 · 22.6%
  • +346 · 4.46 · 22.4%
  • +347 · 4.47 · 22.4%
  • +349 · 4.49 · 22.3%
  • +350 · 4.50 · 22.2%
  • +353 · 4.53 · 22.1%
  • +358 · 4.58 · 21.8%

Frequently asked questions

What does +348 mean in betting?

+348 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At +348 the implied probability is 22.32% and a 100 stake returns 448.00.

What is +348 in decimal odds?

+348 converts to 4.480 in decimal odds (usually shown as 4.48). Decimal odds are the total return per unit staked, so multiply your stake by 4.480 to get the return.

What is +348 as a fraction?

+348 is 87/25 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 +348?

A 100 stake at +348 wins 348.00 in profit and returns 448.00 including the stake. To win exactly 100 you would stake 28.74.

What win rate do I need at +348?

The break-even win rate equals the implied probability, 22.32%. Winning more often than that at this price is profitable over the long run; winning less often loses money.