Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
62% | 38% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
62% | 38% | 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 |
|---|---|
| CSyD Macará O/U 0.5 | 62% |
| CSyD Macará O/U 2.5 | 50% |
| Santos FC O/U 1.5 | 50% |
| Santos FC O/U 2.5 | 50% |
| Both Teams to Score in Second Half | 50% |
| 2nd Half O/U 0.5 | 50% |
| 2nd Half O/U 1.5 | 50% |
| 2nd Half O/U 2.5 | 50% |
| CSyD Macará 2nd Half O/U 0.5 | 50% |
| CSyD Macará 2nd Half O/U 1.5 | 50% |
| Santos FC 2nd Half O/U 0.5 | 50% |
| Santos FC 2nd Half O/U 1.5 | 50% |
| CSyD Macará O/U 1.5 | 41% |
| O/U 0.5 | 36% |
| Santos FC O/U 0.5 | 14% |
| O/U 1.5 | 7% |
| CSyD Macará (-1.5) | 4% |
| Both Teams to Score | 4% |
| O/U 2.5 | 3% |
| Santos FC (-1.5) | 1% |
| CSyD Macará 1st Half O/U 0.5 | 1% |
| CSyD Macará 1st Half O/U 1.5 | 1% |
| Santos FC 1st Half O/U 0.5 | 1% |
| Santos FC 1st Half O/U 1.5 | 1% |
| CSyD Macará (-2.5) | 0% |
| Santos FC (-2.5) | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 0.5 | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
Market context
CSyD Macará will host Santos FC in a Copa Sudamericana fixture on 20 August at 6:00 PM ET. The Ecuadorian side enters the match having struggled domestically this season, whilst Santos, the Brazilian outfit, qualified for the tournament after finishing outside the top four in the 2024 Série A campaign. The 4% implied probability reflects heavy backing for Santos, a club with substantially greater continental pedigree and recent competitive depth.
Historical precedent suggests caution with such extreme odds. In Copa Sudamericana knockout stages, home advantage has proven meaningful for lower-ranked South American clubs; Macará's Estadio Jocay provides genuine environmental friction. Santos have won the competition twice but their current squad lacks the midfield stability that characterised their 2010s runs. Recent reporting from Diário do Santos indicated defensive injuries ahead of the fixture, with centre-back availability uncertain as of mid-August. Macará, conversely, benefit from squad continuity and the psychological lift of hosting a recognised name.
Traders should monitor team sheets released 24 hours before kickoff, particularly Santos' confirmed absences in defence. Weather conditions at the Ecuadorian venue—altitude sits at 200 metres but humidity can affect Brazilian sides unused to the coastal climate—represent a secondary variable. Any late coaching announcements from either side, or injury confirmations, will shift the probability meaningfully. The settlement window closes at 22:00 UTC on 20 August, allowing only post-match verification.
Methodology
Sports-specific comparison page for CSyD Macará vs. Santos FC - More Markets. 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.
- 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.
- 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.
- 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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