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 |
|---|---|
| Completed Match | 100% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Match O/U 21.5 | 100% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set 1 O/U 8.5 | 100% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set 2 O/U 8.5 | 100% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set 2 O/U 9.5 | 100% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set Handicap +/-1.5 | 100% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set 2 O/U 10.5 | 100% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp | 0% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set Handicap +/-1.5 | 0% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Total Sets: O/U 2.5 | 0% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set 1 Winner | 0% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set 2 Winner | 0% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Match O/U 22.5 | 0% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set 1 O/U 9.5 | 0% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Match O/U 23.5 | 0% |
| National Bank Open: Daniil Medvedev vs Botic van de Zandschulp Set 1 O/U 10.5 | 0% |
Market context
Daniil Medvedev’s meeting with Botic van de Zandschulp in Montreal is priced as a one-sided second-round match, and the market’s 17% YES line implies a meaningful upset chance but still leaves Medvedev as the clear favourite. That aligns with the wider betting picture: several feeds list Medvedev around -475 to -210, while one preview notes a perfect 4-0 head-to-head for Medvedev, with straight-sets wins on hard courts reinforcing the gap in baseline quality[1][6][16]. That history matters because this is the sort of matchup where the stronger returner can control rallies without needing a dominant serve day.
The main trader watchpoints are schedule and fitness, not tournament narrative. One preview says Medvedev’s current run is notable because it is his first competitive match since Wimbledon and his first hard-court outing since March, so any late sign of physical limitation would matter more than usual[15]. The market can also flip quickly if the match is delayed, cancelled, or pushed beyond the seven-day settlement window, since that would resolve 50-50 under the market rules. For van de Zandschulp, the catalyst is whether he can extend points and force Medvedev into longer exchanges; if not, the favourite’s edge should show up early in the price rather than only after the first set[1][8].
Methodology
Sports-specific comparison page for National Bank Open: Daniil Medvedev vs Botic van de Zandschulp. 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.
- 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.
- 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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