+488 Odds Explained
- Decimal
- 5.88
- American
- +488
- Fractional
- 122/25
- Implied probability
- 17.01%
- Polymarket
- 17¢
- $100 wins
- 488.00
- American
- +488
- Fractional
- 122/25
- Implied probability
- 17.01%
- Polymarket
- 17¢
- Profit
- 488.00
- Total return
- 588.00
5.880 decimal, +488 American, 17.01% implied probability
+488 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: 5.88 decimal, 122/25 fractional, 17.01% implied probability, 17¢ on Polymarket.
What +488 pays
A 100 stake at +488 returns 588.00 in total: your 100 back plus 488.00 profit. To win exactly 100 you would stake 20.49. The table covers the stakes people actually use.
| Stake | Profit | Total return |
|---|---|---|
| 10 | 48.80 | 58.80 |
| 25 | 122.00 | 147.00 |
| 50 | 244.00 | 294.00 |
| 100 | 488.00 | 588.00 |
| 500 | 2,440.00 | 2,940.00 |
| 1,000 | 4,880.00 | 5,880.00 |
Break-even and long-run results
The implied probability of +488 is 17.01%, and that number is also the break-even win rate: win more often than 17.01% 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.
| Win rate | Return on stake |
|---|---|
| 17% | -0.0% |
| 50% | 194.0% |
| 55% | 223.4% |
| 60% | 252.8% |
| 65% | 282.2% |
With an implied chance of 17.01%, a bet at +488 is expected to lose most of the time and to pay 488.00 on 100 when it does not. Outright markets, correct scores and big upsets are where these prices appear, and they are the prices bookmakers shade the hardest.
The vig at +488
If both sides of a two-way market were priced at +488, the implied probabilities would add up to -65.99% above 100%. That excess is the overround, or vig; as a share of stakes it is a -194.00% 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.
+488 on a betting exchange
Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission +488 is worth 5.782 decimal (+478 American); at 5% it drops to 5.636 (+464). Those are the bookmaker prices you would need to beat.
| Commission | Effective decimal | Effective American | Break-even |
|---|---|---|---|
| 2% | 5.782 | +478 | 17.29% |
| 5% | 5.636 | +464 | 17.74% |
Same price in other formats
Same price in other formats
Nearby prices
Nearby prices
Frequently asked questions
What does +488 mean in betting?
+488 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At +488 the implied probability is 17.01% and a 100 stake returns 588.00.
What is +488 in decimal odds?
+488 converts to 5.880 in decimal odds (usually shown as 5.88). Decimal odds are the total return per unit staked, so multiply your stake by 5.880 to get the return.
What is +488 as a fraction?
+488 is 122/25 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 +488?
A 100 stake at +488 wins 488.00 in profit and returns 588.00 including the stake. To win exactly 100 you would stake 20.49.
What win rate do I need at +488?
The break-even win rate equals the implied probability, 17.01%. Winning more often than that at this price is profitable over the long run; winning less often loses money.