TLDR Prediction markets work like exchanges where users trade contracts with each other, while sportsbooks take the other side of your bet Sportsbook odds include a built-in house edge called the vig, while prediction market platforms earn revenue through trading fees Prediction markets let users sell positions early for profit, unlike traditional sports bets which are locked in until the event ends Prices in prediction markets shift based on trader activity, while sportsbook odds are controlled and adjusted by the operator Regulation remains unclear for prediction markets, which sit between gambling and financial products depending on the jurisdiction
Prediction markets and sports betting might seem like the same thing on the surface. Both involve putting money on the outcome of real-world events. But the way they work under the hood is quite different.
A prediction market is a platform where people buy and sell contracts tied to outcomes. These can be elections, economic data, crypto prices, or even football matches.
If a contract for “Liverpool wins tonight” is trading at $0.65, the market is pricing in a 65% chance of that happening. If Liverpool wins, the contract pays out $1. If not, it goes to $0.
The person buying is not betting against a house. They are trading with another user on the platform who disagrees with that price.
Sports betting works differently. A bettor places a wager with a bookmaker, and the bookmaker takes the opposite side.
For example, you might bet €50 on Barcelona at odds of 1.85. If Barcelona wins, the sportsbook pays you. If they lose, the sportsbook keeps your money.
Sportsbooks also build a margin into their odds. If a game is truly 50/50, fair odds would be 2.00. A sportsbook might offer 1.90 instead. That gap is the house edge, and