Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) 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 |
|---|---|
| Completed Match | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Set 2 O/U 8.5 | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Set 1 O/U 8.5 | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Total Sets: O/U 2.5 | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Set 2 Winner | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Match O/U 21.5 | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Set 2 O/U 9.5 | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Match O/U 22.5 | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Set 2 O/U 10.5 | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Match O/U 23.5 | 100% |
| Wimbledon WTA: Claire Liu vs Coco Gauff | 0% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Set 1 Winner | 0% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Set Handicap +/-1.5 | 0% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Set 1 O/U 9.5 | 0% |
| Wimbledon WTA: Claire Liu vs Coco Gauff Set 1 O/U 10.5 | 0% |
Market context
The underlying event is the third-round WTA match at Wimbledon between Claire Liu and Coco Gauff, scheduled for 6:00 AM ET on 3 July 2026 on No. 1 Court. Liu, a Thousand Oaks native, has advanced to her first Grand Slam third round after defeating Zeynep Sonmez 7-5, 6-3 in the second round[1]. Gauff, the No. 7 seed, survived a three-set battle against Solana Sierra 6-3, 3-6, 7-6(10-7) to keep her grass-court ambitions alive[2].
Historically, markets assigning 0% to a player advancing in a match where that player holds a 2-0 head-to-head lead but zero grass-court experience against their opponent are rare, yet not unprecedented. Liu is on a five-match winning streak, while Gauff has never faced her on grass, despite leading 2-0 overall[3]. Comparable cases show that when a lower-ranked player enters a tournament with momentum and their opponent lacks surface-specific history, the crowd-implied probability often misprices the upset risk, especially in early Grand Slam rounds where fatigue and pressure variables dominate.
Traders should monitor pre-match announcements regarding Liu’s fitness after her second-round win and Gauff’s recovery from her three-set round-two contest[2]. Any delay beyond 7 days or cancellation would trigger a 50-50 resolution, a critical dependency given the tight tournament schedule[3]. Recent predictions note Gauff’s confidence and solid form, but stress that Liu’s set-winning potential remains a live variable[6]. No official coaching changes or key absences have been reported, but match-day weather and court conditions could shift momentum, particularly if rain delays occur.
Methodology
Sports-specific comparison page for Wimbledon WTA: Claire Liu vs Coco Gauff. 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 or Manifold.
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
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- 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.
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