+1850 Odds Explained
- Decimal
- 19.50
- American
- +1,850
- Fractional
- 37/2
- Implied probability
- 5.13%
- Polymarket
- 5¢
- $100 wins
- 1,850.00
- American
- +1,850
- Fractional
- 37/2
- Implied probability
- 5.13%
- Polymarket
- 5¢
- Profit
- 1,850.00
- Total return
- 1,950.00
19.500 decimal, +1,850 American, 5.13% implied probability
+1850 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: 19.50 decimal, 37/2 fractional, 5.13% implied probability, 5¢ on Polymarket.
What +1850 pays
A 100 stake at +1850 returns 1,950.00 in total: your 100 back plus 1,850.00 profit. To win exactly 100 you would stake 5.41. The table covers the stakes people actually use.
| Stake | Profit | Total return |
|---|---|---|
| 10 | 185.00 | 195.00 |
| 25 | 462.50 | 487.50 |
| 50 | 925.00 | 975.00 |
| 100 | 1,850.00 | 1,950.00 |
| 500 | 9,250.00 | 9,750.00 |
| 1,000 | 18,500.00 | 19,500.00 |
Break-even and long-run results
The implied probability of +1850 is 5.13%, and that number is also the break-even win rate: win more often than 5.13% 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 |
|---|---|
| 5% | -2.5% |
| 50% | 875.0% |
| 55% | 972.5% |
| 60% | 1,070.0% |
| 65% | 1,167.5% |
With an implied chance of 5.13%, a bet at +1850 is expected to lose most of the time and to pay 1,850.00 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 +1850
If both sides of a two-way market were priced at +1850, the implied probabilities would add up to -89.74% above 100%. That excess is the overround, or vig; as a share of stakes it is a -875.00% 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.
+1850 on a betting exchange
Exchanges charge commission on net winnings, so the price you see is not the price you get. At 2% commission +1850 is worth 19.130 decimal (+1,813 American); at 5% it drops to 18.575 (+1,758). Those are the bookmaker prices you would need to beat.
| Commission | Effective decimal | Effective American | Break-even |
|---|---|---|---|
| 2% | 19.130 | +1,813 | 5.23% |
| 5% | 18.575 | +1,758 | 5.38% |
Same price in other formats
Same price in other formats
Nearby prices
Nearby prices
Frequently asked questions
What does +1850 mean in betting?
+1850 is an American price. Positive numbers show the profit on a 100 stake; negative numbers show the stake needed to win 100. At +1850 the implied probability is 5.13% and a 100 stake returns 1,950.00.
What is +1850 in decimal odds?
+1850 converts to 19.500 in decimal odds (usually shown as 19.50). Decimal odds are the total return per unit staked, so multiply your stake by 19.500 to get the return.
What is +1850 as a fraction?
+1850 is 37/2 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 +1850?
A 100 stake at +1850 wins 1,850.00 in profit and returns 1,950.00 including the stake. To win exactly 100 you would stake 5.41.
What win rate do I need at +1850?
The break-even win rate equals the implied probability, 5.13%. Winning more often than that at this price is profitable over the long run; winning less often loses money.