Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| O/U 3.5 | 100% |
| O/U 4.5 | 100% |
| Both Teams to Score | 100% |
| Both Teams to Score in First Half | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| 1st Half O/U 2.5 | 100% |
| Club Bolívar O/U 0.5 | 100% |
| Club Bolívar O/U 1.5 | 100% |
| Club Bolívar O/U 2.5 | 100% |
| Grêmio FBPA O/U 0.5 | 100% |
| Grêmio FBPA O/U 1.5 | 100% |
| Club Bolívar 1st Half O/U 0.5 | 100% |
| Club Bolívar 1st Half O/U 1.5 | 100% |
| Grêmio FBPA 1st Half O/U 0.5 | 100% |
| Grêmio FBPA 1st Half O/U 1.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| Club Bolívar 2nd Half O/U 0.5 | 100% |
| Club Bolívar (-1.5) | 0% |
| Grêmio FBPA (-1.5) | 0% |
| Club Bolívar (-2.5) | 0% |
| Grêmio FBPA (-2.5) | 0% |
| O/U 5.5 | 0% |
| Grêmio FBPA O/U 2.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| Club Bolívar 2nd Half O/U 1.5 | 0% |
| Grêmio FBPA 2nd Half O/U 0.5 | 0% |
| Grêmio FBPA 2nd Half O/U 1.5 | 0% |
Market context
Club Bolívar host Grêmio in the first leg of a Copa Sudamericana round-of-16 tie, a matchup that typically carries strong home-field effects because Bolívar play at high altitude in La Paz. Pre-match sportsbook pricing shown by FootyStats has Bolívar at about 1.70 to win, a draw at 4.44, and Grêmio at 4.81, which implies the market saw the Bolivian side as a clear favourite on the night.[1] By contrast, this prediction contract is trading at **0% YES**, a far lower implied probability than the bookmaker line, so the main comparison is not between two similar prices but between an almost completely dismissed contract and a market that still assigned Bolívar meaningful win equity.[1]
For context, altitude-driven fixtures in La Paz have often been priced more aggressively towards the home side than in neutral venues, so a near-zero prediction-market price would normally require a very specific reason: a confirmed team-news shock, a market definition that is narrower than a simple Bolívar result, or a misread of settlement terms. BEIN Sports described the game as a first-leg playoff tie, while GOAL listed the scheduled kick-off for 23 July at 6:00 PM, underlining that this is a live, high-stakes knockout match rather than a dead-rubber that could justify extreme market confidence in one direction.[2][3]
Traders should watch for official line-ups, any late injury or suspension news, and whether the contract’s wording depends on “more markets” tied to match outcomes, totals, or cards rather than the result itself. In cross-platform terms, the cleanest external reference remains the sportsbook spread-like pricing, because there is no sign in the available sources of a consensus that would support a 0% YES assessment before kick-off.[1][2][3]
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
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
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 Best Prediction Markets. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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