Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Qué Es) Pick polygram.ink (preferred broker) |
88% | 12% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
88% | 12% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Set 1 O/U 8.5 | 88% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Set 2 O/U 8.5 | 75% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler | 68% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Set 1 O/U 9.5 | 66% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Match O/U 21.5 | 65% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Set 2 O/U 9.5 | 65% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Set 1 Winner | 63% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Set 2 Winner | 57% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Match O/U 22.5 | 56% |
| Completed Match | 51% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Match O/U 23.5 | 48% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Set Handicap +/-1.5 | 44% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Total Sets: O/U 2.5 | 39% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Set 1 O/U 10.5 | 39% |
| Swiss Open: Lorenzo Sonego vs Joel Schwaerzler Set 2 O/U 10.5 | 35% |
Market context
Lorenzo Sonego faces Joel Schwaerzler in the opening round of the ATP 250 Swiss Open Gstaad, with the on-chain contract for Sonego advancing currently trading at a 69% implied probability on Polymarket. This pricing reflects Sonego’s status as a seasoned ATP regular against a less-established opponent, though the match is scheduled for 09:00 UTC today, meaning liquidity may shift rapidly as the ball drops. Traders holding USDC on Polygon are effectively betting on conditional tokens that resolve to Sonego if he wins, or Schwaerzler if he advances, with the smart contract automatically settling outcomes once the official result is confirmed.
Historically, first-round ATP 250 matches between a top-50 player and an unranked or lower-ranked challenger often see initial crowd probabilities overstate the favourite’s edge by 5–10% before live action corrects the price. In comparable Gstaad first-round clashes from 2024–2025, contracts starting above 65% for the higher-ranked player frequently dipped to 55–60% mid-match if the favourite lost the first set, only recovering if they won decisively. The current 69% level sits near the upper end of that historical range, suggesting the market may be underweighting the volatility inherent in early-round grass-court tennis.
Key catalysts include the official start time confirmation and any pre-match injury reports, as both players have recent match history that could affect form. Sonego lost to Roman Safiullin in May 2026 but won against Enrico Dalla Valle shortly after, while Schwaerzler’s recent form is less documented [8]. Traders should monitor live score feeds on Tennis.com or Flashscore for real-time updates once the match begins, as Polymarket prices will react instantly to set outcomes and game momentum [9][5]. Any delay beyond seven days or cancellation would trigger the 50-50 settlement clause, a risk that remains low but non-zero in tournament tennis.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Qué Es, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Qué Es. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Qué Es trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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