Polymarket and Kalshi use different market structures to cover spread outcomes. Polymarket offers separate binary markets for each team at each spread threshold, while Kalshi uses a single Yes/No structure that resolves Yes if either team wins by the specified margin. This creates a structural divergence in how outcomes map to market resolutions.
Hero Tip:
On Polymarket, you must choose which team and spread to bet on—each is a separate binary market. On Kalshi, a single market resolves Yes if EITHER team wins by more than the threshold, meaning you cannot isolate a directional bet. If you want to bet 'Frankfurt wins by 2+', use Polymarket's Frankfurt (-1.5) market; Kalshi's equivalent market will also resolve Yes if Mainz wins by 2+, so it is not a pure directional bet.
Critical Divergence Points:
Polymarket: Distinct stance: Polymarket structures each spread as a separate binary market. For example, 'Spread: Eintracht Frankfurt (-1.5)' resolves YES only if Frankfurt wins by 2+ goals, and NO otherwise (including if Mainz wins by 2+). Each team and spread combination is its own isolated market. All markets resolve on official Bundesliga.com final score within 90 minutes plus stoppage time.
Kalshi: Distinct stance: Kalshi uses a single Yes/No structure for each spread threshold. For example, 'If Frankfurt wins by more than 1.5 goals... then the market resolves to Yes' and separately 'If Mainz wins by more than 1.5 goals... then the market resolves to Yes.' A single Kalshi market resolves Yes if EITHER team achieves the margin, making it a non-directional outcome market rather than a team-specific bet. All markets resolve on official Bundesliga.com final score within 90 minutes plus stoppage time.
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.
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