Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Best Prediction Markets Pick polygram.ink |
83% | 17% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Best Prediction Markets → |
Polymarket polymarket.com |
83% | 17% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Best Prediction Markets → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Best Prediction Markets → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Best Prediction Markets → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Best Prediction Markets → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Best Prediction Markets.
Active sub-markets
Market context
Jaime Faria, the Portuguese qualifier, faces American Frances Tiafoe in the first round of Roland Garros in late May 2026. Tiafoe, ranked significantly higher and a regular on the ATP tour, enters as the clear favourite on most sportsbooks, yet the prediction market's 52% implied probability for Faria suggests meaningful uncertainty. This divergence reflects the inherent volatility of early-round Grand Slam matches where seeding advantage can be neutralised by surface conditions, form variance, and the psychological dynamics of clay-court play.
Faria's pathway to this match—qualifying through the preliminary rounds—historically correlates with lower win probabilities against seeded opponents. However, clay-court specialists and players with strong baseline games have periodically upset higher-ranked Americans at Roland Garros. Tiafoe's record on clay remains mixed; whilst he has reached later rounds at major tournaments, his conversion rate against determined baseline players on slower surfaces sits below his hard-court performance. The 52% market probability likely reflects traders pricing in both Tiafoe's ranking advantage and genuine uncertainty around Faria's competitive readiness after qualifying.
Key variables include Tiafoe's injury status and recent match fitness heading into the tournament, typically confirmed in the fortnight before Roland Garros. Weather conditions on the scheduled date—particularly humidity and wind—can favour baseline grinders over aggressive players. The settlement window closes 7 June, allowing six days beyond the original 30 May date for completion, which provides buffer for rain delays common at Roland Garros. Traders should monitor ATP official draws and any late withdrawals or schedule adjustments announced closer to the event.
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets, which mirrors the Polymarket order book directly.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Where can I trade this market with the lowest fees?
- On Best Prediction Markets, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Best Prediction Markets 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 Best Prediction Markets?
- Zero. Best Prediction Markets routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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.
Trade Roland Garros ATP: Jaime Faria vs Frances Tiafoe on Best Prediction Markets
Live order book, 0% fees, USDC settlement in seconds.
Trade on Best Prediction Markets →