Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Qué Es) Pick polygram.ink (preferred broker) |
51% | 49% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
51% | 49% | 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 |
|---|---|
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova | 51% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Set 2 Winner | 51% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Set 1 Winner | 51% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Set 1 O/U 8.5 | 51% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Total Sets: O/U 2.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Match O/U 21.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Set 2 O/U 8.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Set Handicap +/-1.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Game Spread +/-3.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Match O/U 22.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Set 2 O/U 9.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Set 1 O/U 9.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Match O/U 23.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Set 2 O/U 10.5 | 50% |
| Monterrey Open: Nikola Bartunkova vs Anastasia Potapova Set 1 O/U 10.5 | 50% |
| Completed Match | 8% |
Market context
Market consensus: 51% chance of pronóstico: monterrey open: nikola bartunkova vs anastasia potapova. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Nikola Bartunkova and Anastasia Potapova in the Monterrey Open, originally scheduled for August 26, 2026 at 12:00PM ET. This market …
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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.
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