Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Mundial 2026 Grupos) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide | 100% |
| Completed Match | 100% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set 1 O/U 8.5 | 100% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set 1 Winner | 100% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set 2 Winner | 100% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set 2 O/U 8.5 | 100% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set Handicap +/-1.5 | 100% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set 2 O/U 9.5 | 100% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Match O/U 21.5 | 0% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Total Sets: O/U 2.5 | 0% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Match O/U 22.5 | 0% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set 1 O/U 9.5 | 0% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set Handicap +/-1.5 | 0% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Match O/U 23.5 | 0% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set 1 O/U 10.5 | 0% |
| Newport: Mananchaya Sawangkaew vs Caroline Dolehide Set 2 O/U 10.5 | 0% |
Market context
This market concerns the WTA 125 singles match between Mananchaya Sawangkaew and Caroline Dolehide at the Hall of Fame Open in Newport, originally set for 7 July 2026 on grass. The crowd-implied probability of 100% YES suggests an absolute certainty that the match will occur and produce a winner, which is historically anomalous for professional tennis where cancellations due to weather, injury, or scheduling conflicts are routine. Comparable cases in recent years, such as the 2022 Newport tournament where multiple matches were delayed by rain, show that even high-confidence markets rarely reach 100% without a confirmed, unchangeable fixture. Such a probability typically only appears when a match is already completed or when the outcome is pre-determined by external factors, raising questions about whether the market reflects a completed result rather than a live prediction.
Traders should monitor official WTA announcements for any schedule changes, player withdrawals, or weather-related disruptions that could invalidate the 100% certainty. Recent coverage from Tennis.com confirms both players are entered for Round 1, with Sawangkaew ranked 164 and Dolehide 214 in singles, though Dolehide holds a significantly higher doubles ranking (67) compared to Sawangkaew’s (360), indicating her stronger all-court versatility. Key catalysts include the final court assignment, any late injury reports from either player, and the tournament’s rain policy, which could delay matches beyond the seven-day settlement window. With the settlement window ending 14 July 2026, any delay past this point would resolve the market to 50-50, making real-time tracking of match progress essential for accurate positioning.
Methodology
Football-specific comparison page for Pronóstico: Newport: Mananchaya Sawangkaew vs Caroline Dolehide. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi (US-focused) or Manifold (play-money).
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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