PREDICTION MARKETS VS SPORTSBOOKS
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Prediction Markets vs Sportsbooks
Although prediction markets and sportsbooks may appear similar on the surface, they function in fundamentally different ways.
Bookmaker vs Marketplace
Sportsbook → Sets odds
Prediction market → Prices emerge from trader activity
Fixed Odds vs Dynamic Prices
Sportsbook → Odds change only when the book updates them
Prediction market → Prices change every second
Vig vs Trading Fees
Sportsbooks embed vig into odds.
Prediction markets charge small transaction fees instead.
Exit Flexibility
Sportsbooks control cash-out.
Prediction markets allow full sell-anytime flexibility.
Regulation Differences
Sportsbooks → Gaming commissions
Prediction markets → CFTC financial regulation
What This Means for Sports Bettors
Prediction markets:
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Reward timing
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Reward informational edges
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Reward emotion-free decision-making
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Operate like real financial exchanges
This page is a foundational part of Prediction Market 101.
Continue Learning
Return to Prediction Market 101
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Related Reading: What Are Kalshi Combos?
