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 |
|---|---|
| O/U 0.5 | 100% |
| CA Unión O/U 0.5 | 100% |
| CA Unión 2nd Half O/U 0.5 | 99% |
| 2nd Half O/U 0.5 | 70% |
| 2nd Half O/U 1.5 | 70% |
| Both Teams to Score in Second Half | 60% |
| O/U 1.5 | 51% |
| CA Lanús 2nd Half O/U 0.5 | 50% |
| CA Lanús 2nd Half O/U 1.5 | 50% |
| CA Unión O/U 1.5 | 34% |
| CA Lanús O/U 0.5 | 28% |
| Both Teams to Score | 27% |
| CA Unión (-1.5) | 26% |
| O/U 2.5 | 21% |
| CA Lanús O/U 1.5 | 19% |
| O/U 3.5 | 18% |
| CA Unión 2nd Half O/U 1.5 | 14% |
| 2nd Half O/U 2.5 | 8% |
| CA Lanús (-1.5) | 7% |
| CA Unión O/U 2.5 | 6% |
| CA Unión (-2.5) | 4% |
| O/U 4.5 | 3% |
| CA Lanús (-2.5) | 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% |
| CA Lanús O/U 2.5 | 0% |
| CA Unión 1st Half O/U 0.5 | 0% |
| CA Unión 1st Half O/U 1.5 | 0% |
| CA Lanús 1st Half O/U 0.5 | 0% |
| CA Lanús 1st Half O/U 1.5 | 0% |
Market context
CA Unión’s meeting with CA Lanús has a history of tight margins, which matters for a market priced at just **33% YES**. The head-to-head record is broadly balanced: across 15 to 18 listed meetings, Unión have a slight edge on wins, Lanús have several draws in the series, and recent scorelines have repeatedly landed on one-goal games or stalemates, including Lanús 2-1 Unión in January 2026 and 1-1 results in September 2024 and June 2023.[2][3][8][19] That profile supports a lower baseline for a “more markets” outcome unless the match state breaks early; in comparable recent meetings, neither side has consistently produced the sort of open, high-event game that would make extra markets feel likely.[1][18]
For traders, the key catalysts are late team-news and whether either side alters its usual game state through selection or coaching changes, because this fixture has tended to be decided by fine details rather than volume.[1][7] The strongest public form snapshot from the available results shows Lanús arriving off a 2-0 loss to Gimnasia Mendoza and a 1-0 league defeat to Instituto, while Unión’s recent listed league result was a 2-2 draw with Platense, suggesting both teams have had mixed short-term outcomes rather than sustained momentum.[7] A beat-reporter update on starting XIs, any striker or centre-back absence, or a late tactical switch would matter more than broad league context here, because the market is likely to move on whether the teams can generate transition chances, set-piece pressure, or an early lead.[7][13]
Methodology
Sports-specific comparison page for CA Unión vs. CA Lanús - 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.
- 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 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.
- 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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