Percentage of Games Where Favorite Team Lost to Underdog
Professional Football calculation – data from scorenetwork.org
Calculates the percentage of games where the favored team was defeated by the underdog.
Data Source
Analytics Provider
Percentage of Games Where Favorite Team Lost to Underdog
Professional Football calculation – data from scorenetwork.org
Calculates the percentage of games where the favored team was defeated by the underdog.

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About This Insight
This computed calculation provides calculates the percentage of games where the favored team was defeated by the underdog.. Built from official scorenetwork.org data, this insight is processed and verified by Spartera to ensure accuracy and reliability. Results are delivered on-demand — no subscriptions, no data dumps. You get exactly the insight you need, when you need it.
Who this is for
Data accuracy and methodology verified. Originally released October 29, 2025. Last updated February 23, 2026.
Common Questions
Calculates the percentage of games where the favored team was defeated by the underdog.
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