Live prediction market odds for Jannik Sinner vs. Frances Tiafoe. Compare prices across Kalshi and Polymarket.
Kalshi / Polymarket
2026-03-25
Jannik Sinner vs. Frances Tiafoe — ATP Tennis match scheduled for 2026-03-25. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Jannik Sinner leads the “Jannik Sinner vs. Frances Tiafoe” event at 95.0% implied probability, followed by Frances Tiafoe at 5.5%. Platforms are tightly aligned at a 1.0% spread.
Jannik Sinner vs. Frances Tiafoe is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Jannik Sinner leads at 95% implied probability, making it the market favorite. Other contenders include Frances Tiafoe at 6%.
Jannik Sinner currently leads at 95% implied probability. Behind Jannik Sinner, Frances Tiafoe at 6% are the next closest contenders. Platforms were tightly aligned at a 1.0% spread, suggesting broad consensus on the odds.
Here are the latest odds across Kalshi, Polymarket: Jannik Sinner: 95¢ on Kalshi, 95¢ on Polymarket. Frances Tiafoe: 6¢ on Kalshi, 5¢ on Polymarket. Platforms are tightly aligned at a 1.0% spread, leaving little room for cross-platform arbitrage.
A price of 95¢ means the market estimates a 95% probability that Jannik Sinner will be the outcome. Buying one share at 95¢ pays out $1.00 if correct — a 5% return — or $0 if wrong. This is the core mechanic of prediction markets: the price directly reflects the crowd's probability estimate.
Jannik Sinner
95.0% avg
Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket.
KalshiIf Jannik Sinner wins the Tiafoe vs Sinner professional tennis match in the 2026 ATP Miami Quarterfinal after a ball has been played, then the market resolves to Yes.
The following market refers to the Tiafoe vs Sinner professional tennis match in the 2026 ATP Miami Quarterfinal after a ball has been played. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).
PolymarketThis market refers on the tennis match between Frances Tiafoe and Jannik Sinner in the Miami Open, scheduled for March 26 at 1:00PM ET. This market will resolve to 'Frances Tiafoe' if Frances Tiafoe advances against Jannik Sinner. This market will resolve to 'Jannik Sinner' if Jannik Sinner advances against Frances Tiafoe. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
