Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via توقعات كورة) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set Handicap +/-1.5 | 100% |
| National Bank Open: Antonia Ruzic vs Madison Keys | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set 1 Winner | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Total Sets: O/U 2.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Match O/U 21.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set 2 Winner | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set 2 O/U 8.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set Handicap +/-1.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set 1 O/U 8.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Match O/U 22.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set 2 O/U 9.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set 1 O/U 9.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Match O/U 23.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set 2 O/U 10.5 | 0% |
| National Bank Open: Antonia Ruzic vs Madison Keys Set 1 O/U 10.5 | 0% |
Market context
Antonia Ružić’s meeting with Madison Keys at the National Bank Open pits a lower-ranked improver against a proven top-tier hard-court striker, which is why the crowd is still leaning heavily to Keys even with the market currently at 0% YES. The pair have already played twice this season, and Keys has won both, including a straight-sets win at Roland Garros in May; Tennis Temple also lists Keys ahead 2-0 in the head-to-head, with one of those victories on hard court. [4][19][20]
For comparison, the earlier price action in their French Open match had Keys as a clear favourite, with several bookmakers and prediction models putting her well above 70% to win, and some in the mid-to-high 80s. That framing matters because the present market is not asking who is the better player over the season, but whether this specific draw or scheduling line has produced a realistic path for Ružić to advance. Keys’ recent form is mixed rather than dominant: Flashscore notes she lost to Liudmila Samsonova in Washington, her first opening-round defeat of the season, while Ružić’s relevant baseline remains much thinner at this level. [1][5][13]
The key trader watchpoints are whether the match actually starts on schedule and whether either player’s status changes before first ball. The market description allows a 50-50 settlement if the match is not played, ends level, or is delayed beyond seven days, so any weather disruption, court-order shift, or withdrawal news directly affects resolution risk. Tennis.com listed the round-two match for 4 August 2026 in Toronto, and live tournament listings show both players on the draw, which means the main catalyst is late line-up news rather than a structural absence from the event. [16][3][2]
Methodology
Football-specific comparison page for توقع: National Bank Open: Antonia Ruzic vs Madison Keys. 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
- 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'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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