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 |
|---|---|
| Samsun: Paul Inchauspe vs Yanki Erel | 100% |
| Completed Match | 100% |
| Samsun: Paul Inchauspe vs Yanki Erel Set 2 Winner | 100% |
| Samsun: Paul Inchauspe vs Yanki Erel Total Sets: O/U 2.5 | 100% |
| Samsun: Paul Inchauspe vs Yanki Erel Set 1 O/U 8.5 | 100% |
| Samsun: Paul Inchauspe vs Yanki Erel Match O/U 21.5 | 100% |
| Samsun: Paul Inchauspe vs Yanki Erel Set 2 O/U 8.5 | 100% |
| Samsun: Paul Inchauspe vs Yanki Erel Match O/U 22.5 | 100% |
| Samsun: Paul Inchauspe vs Yanki Erel Match O/U 23.5 | 100% |
| Samsun: Paul Inchauspe vs Yanki Erel Set 1 Winner | 0% |
| Samsun: Paul Inchauspe vs Yanki Erel Set Handicap +/-1.5 | 0% |
| Samsun: Paul Inchauspe vs Yanki Erel Set 1 O/U 9.5 | 0% |
| Samsun: Paul Inchauspe vs Yanki Erel Set 2 O/U 9.5 | 0% |
| Samsun: Paul Inchauspe vs Yanki Erel Set Handicap +/-1.5 | 0% |
| Samsun: Paul Inchauspe vs Yanki Erel Set 1 O/U 10.5 | 0% |
| Samsun: Paul Inchauspe vs Yanki Erel Set 2 O/U 10.5 | 0% |
Market context
Paul Inchauspe’s meeting with Yanki Erel in Samsun has started with the market already pricing a near-certain Erel advance, and that lines up with the ranking and form gap visible in the match data. Erel is listed around ATP No. 287, while Inchauspe is around No. 679, and pre-match projections on tennis and score trackers leaned slightly towards Erel as well.[3][9][11] The two had no recorded head-to-head before this event, so traders have mainly had to lean on broader level and recent results rather than a direct matchup.[2][5]
Recent form also points towards Erel as the more established challenger-level player. Erel’s surface record is stronger overall on hard courts, with Matchstat showing a 2025 hard-court win rate of 36/12 and a broader career hard-court mark of 75.0%, while Inchauspe has also been winning frequently but against a lower-ranked profile.[15][8] In the live stats from Samsun, Inchauspe’s serve numbers were competitive, including seven aces and a higher first-serve points won rate, but Erel still entered with the stronger ranking base and a fuller Challenger résumé.[4][11]
For traders, the key catalysts are whether the match has been completed cleanly and whether any retirement or scheduling issue changes settlement under the market rules. The market only pays out on an actual advance, but a cancellation, tie, or delay beyond seven days would force a 50-50 result, so confirmation from the tournament draw, order of play, and live score feeds matters most if the fixture is interrupted.[1][9][10] That makes official match status and completion the main dependency, rather than any broader tour news.
Methodology
Sports-specific comparison page for Samsun: Paul Inchauspe vs Yanki Erel. 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.
- 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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