Roland Garros ATP: Sebastian Baez vs Roman Andres Burruchaga

Platform comparison

Active sub-markets

Market context

This market refers to the tennis match between Sebastian Baez and Roman Andres Burruchaga in the Roland Garros ATP, originally scheduled for May 24, 2026 at 5:00AM ET. This market will resolve to 'Sebastian Baez' if Sebastian Baez advances against Roman Andres Burruchaga. This market will resolve to 'Roman Andres Burruchaga' if Roman Andres Burruchaga advances against Sebastian Baez. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled da

Methodology

This page compares Roland Garros ATP: Sebastian Baez vs Roman Andres Burruchaga specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to Polymarket Alternative, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.

Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.

FAQ

Is this market available outside the US?

Polymarket Alternative is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on Polymarket Alternative?

Zero. Polymarket Alternative routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Alternative triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.