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Sports Models

Point Spread Calculator

A spread-to-moneyline conversion is an estimate based on historical scoring relationships. It is not a live market price and should be compared with current prices before use.

Inputs

Live

Reference Spreads

Pick 'em~-105 / -105
3 points~-155 / +135
7 points~-280 / +230

Estimated Moneyline

Live
Favorite
-229
-7 spread
Underdog
+229
+7 spread
Favorite Win Probability69.60%
Underdog Win Probability30.40%

These are estimated moneylines based on historical spread-to-moneyline relationships. Actual lines will vary based on the specific matchup and market conditions.

Method and assumptions

How to use this calculator

This calculator estimates what moneyline odds correspond to a given point spread. It helps you understand the implied win probability when you only have the spread, or compare spread bets to moneyline alternatives.

How It Works

Point spreads and moneylines are mathematically related. A 7-point favorite in NFL typically wins around 70% of the time, which translates to approximately -280 on the moneyline. This calculator uses historical conversion rates for each sport.

Sport Differences

  • NFL/NBA: Spreads range widely from pick 'ems to double digits
  • MLB/NHL: Typically use run/goal lines of 1.5 with adjusted juice

When to Use This

  • Compare spread value to moneyline value
  • Estimate win probability from a spread
  • Check if a moneyline is priced fairly relative to the spread
  • Build parlays mixing spreads and moneylines

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Calculator results are informational estimates based on the values entered. They do not guarantee an outcome. Confirm current prices, rules, fees, liquidity, limits, and eligibility on the relevant platform.