Live prediction market odds for Hailey Baptiste vs. Aryna Sabalenka. Compare prices across Kalshi and Polymarket.
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Kalshi / Polymarket
2026-04-28
Hailey Baptiste vs. Aryna Sabalenka — WTA Tennis match scheduled for 2026-04-28. Compare live prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
Aryna Sabalenka leads the “Hailey Baptiste vs. Aryna Sabalenka” event at 91.0% implied probability, followed by Hailey Baptiste at 9.5%. Platforms are tightly aligned at a 1.0% spread.
Hailey Baptiste vs. Aryna Sabalenka is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Aryna Sabalenka leads at 91% implied probability, making it the market favorite. Other contenders include Hailey Baptiste at 10%.
Aryna Sabalenka currently leads at 91% implied probability. Behind Aryna Sabalenka, Hailey Baptiste at 10% 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: Aryna Sabalenka: 91¢ on Kalshi, 91¢ on Polymarket. Hailey Baptiste: 10¢ on Kalshi, 9¢ on Polymarket. Platforms are tightly aligned at a 1.0% spread, leaving little room for cross-platform arbitrage.
A price of 91¢ means the market estimates a 91% probability that Aryna Sabalenka will be the outcome. Buying one share at 91¢ pays out $1.00 if correct — a 10% return — or $0 if wrong. This is the core mechanic of prediction markets: the price directly reflects the crowd's probability estimate.
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Aryna Sabalenka
91.0% avg
