Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Qué Es) 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% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| Both Teams to Score | 100% |
| 1st Half O/U 0.5 | 100% |
| Grêmio FBPA O/U 0.5 | 100% |
| Grêmio FBPA O/U 1.5 | 100% |
| São Paulo FC O/U 0.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| Grêmio FBPA 2nd Half O/U 0.5 | 100% |
| Grêmio FBPA 2nd Half O/U 1.5 | 100% |
| São Paulo FC 1st Half O/U 0.5 | 99% |
| 2nd Half O/U 1.5 | 99% |
| Grêmio FBPA (-1.5) | 1% |
| Grêmio FBPA (-2.5) | 1% |
| Both Teams to Score in First Half | 1% |
| Grêmio FBPA O/U 2.5 | 1% |
| Grêmio FBPA 1st Half O/U 0.5 | 1% |
| Grêmio FBPA 1st Half O/U 1.5 | 1% |
| São Paulo FC 1st Half O/U 1.5 | 1% |
| Both Teams to Score in Second Half | 1% |
| 2nd Half O/U 2.5 | 1% |
| São Paulo FC 2nd Half O/U 0.5 | 1% |
| São Paulo FC 2nd Half O/U 1.5 | 1% |
| São Paulo FC (-1.5) | 0% |
| São Paulo FC (-2.5) | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| São Paulo FC O/U 1.5 | 0% |
| São Paulo FC O/U 2.5 | 0% |
Market context
Polymarket is pricing this contract at **1% YES** today, which means the market is paying very little for a “more markets” resolution even though Grêmio and São Paulo are due to meet in Série A at 3:00 pm ET. On Polymarket, that price is not a view on the football result itself so much as a view on whether extra settlement conditions tied to the game will be triggered within the contract window, with positions held as USDC-backed conditional tokens on Polygon.
The 1% level is best read against broadly tight pre-match pricing elsewhere. Conventional markets frame the fixture as close, with Grêmio a slight favourite but not by much, while model-based and exchange-style numbers cluster around a narrow home edge, a draw, and a competitive São Paulo chance. Comparable Grêmio–São Paulo meetings have often landed in low-scoring, fine-margin territory, which matters because “more markets” contracts usually depend on specific match events, line-up news, or schedule-linked outcomes rather than a simple winner-only result. That makes a 1% print consistent with a market that expects the named extra conditions to remain unreached unless something unusual appears before kick-off or during settlement.
For traders, the main catalysts are late team announcements, confirmed line-ups, and any changes to match timing or venue that could affect whether a related market resolves. The most relevant near-term watchpoint is whether either club releases unexpected squad news before the 3:00 pm ET start, as that is the kind of information that can move auxiliary markets faster than the headline match odds. If a connected prop or derivative market is also live, liquidity can shift quickly once official line-ups land, so Polymarket users typically watch the contract page, the fixture feed, and club announcements together rather than treating the 1% as static.
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
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- 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.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Qué Es trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Pronóstico: Grêmio FBPA vs. São Paulo FC - More Markets on Polymarket Qué Es
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