Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Set 1 O/U 8.5 | 100% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Set 1 O/U 9.5 | 100% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Set 2 Winner | 50% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Total Sets: O/U 2.5 | 50% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Set 2 O/U 8.5 | 50% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Match O/U 21.5 | 50% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Set Handicap +/-1.5 | 50% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Match O/U 22.5 | 50% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Set 2 O/U 9.5 | 50% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Match O/U 23.5 | 50% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Set 2 O/U 10.5 | 50% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik | 0% |
| Completed Match | 0% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Set 1 Winner | 0% |
| ITF Landisville: Hanna Chang vs Elizabeth Mandlik Set 1 O/U 10.5 | 0% |
Market context
Elizabeth Mandlik’s match with Hanna Chang in Landisville had already moved to court, which matters more than pre-match numbers because the market is about whether a winner is actually recorded. Mandlik arrived with the stronger ranking and the cleaner head-to-head case: she leads their series 1-0, taking their previous Landisville meeting in straight sets in 2022, while Chang has the better recent win-rate profile over the last 12 months on some data feeds.[1][2][4]
That makes the 0% YES price easiest to read as a function of live completion risk rather than pure upset odds. Similar ITF markets often reprice sharply once a match is underway, but a 50-50 outcome remains possible if the match is abandoned, delayed beyond the settlement window, or otherwise left without a completed result.[1] On comparable form, Mandlik’s stronger hard-court record and higher ranking give her the more stable baseline, while Chang’s season-long results show she can be competitive in lower-tier ITF conditions, especially on hard courts.[4][16][17]
For traders, the key catalysts are straightforward: whether play resumes, whether the umpire records a retirement, and whether the match is completed before the 7-day cutoff on 12 August. Landisville events have a history of weather-related disruption in the wider tournament context, so any further scheduling change is more relevant here than in a normal straight-sets market.[10] If the fixture stays on the books and the score is officially finalised, the price should remain anchored to Mandlik’s edge; if not, settlement mechanics, not performance, become decisive.[1]
Methodology
Sports-specific comparison page for ITF Landisville: Hanna Chang vs Elizabeth Mandlik. 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.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- 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.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
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