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 |
|---|---|
| EC Bahia (-1.5) | 100% |
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| EC Bahia O/U 0.5 | 100% |
| EC Bahia O/U 1.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| EC Bahia 2nd Half O/U 0.5 | 100% |
| EC Bahia 2nd Half O/U 1.5 | 100% |
| EC Vitória (-1.5) | 0% |
| EC Vitória (-2.5) | 0% |
| EC Bahia (-2.5) | 0% |
| O/U 2.5 | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score | 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% |
| EC Vitória O/U 0.5 | 0% |
| EC Vitória O/U 1.5 | 0% |
| EC Vitória O/U 2.5 | 0% |
| EC Bahia O/U 2.5 | 0% |
| EC Vitória 1st Half O/U 0.5 | 0% |
| EC Vitória 1st Half O/U 1.5 | 0% |
| EC Bahia 1st Half O/U 0.5 | 0% |
| EC Bahia 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 2.5 | 0% |
| EC Vitória 2nd Half O/U 0.5 | 0% |
| EC Vitória 2nd Half O/U 1.5 | 0% |
Market context
EC Vitória and EC Bahia met in a Brazil Série A fixture scheduled for 23 August, with the crowd-implied 0% YES price sitting well below the consensus in the wider market. Bookmakers were broadly pricing the match as close to even, with Vitória around 2.50-2.65, the draw 3.20-3.30, and Bahia 2.70-2.90, while one model-led preview even made Bahia a modest favourite; that leaves the prediction market materially lower than both sportsbook and analyst views on the chance of a qualifying “more markets” trigger.
That gap matters because these local derbies often turn on narrow, low-scoring patterns rather than runaway results. Comparable pricing for the same fixture pointed to a tight game, with total-goals markets clustered around under 2.5 and correct-score calls centred on 1-1, which usually supports more volatile secondary markets than a flat 0% implies. Historical head-to-head pricing has also tended to sit within a narrow band, suggesting the contract is reflecting an outcome that would need very specific match conditions to settle YES.
Traders would be watching line-up announcements, late injury news, and any tactical rotation from either side, particularly if congestion in the Série A calendar pushes one club to rest starters. Live odds around the match had already settled near Vitória 2.55, draw 3.30, Bahia 2.70 on some books, so any move in team news could narrow or widen the gap between bookmaker pricing and the prediction market before the settlement window closes on 23 August.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets, which mirrors the Polymarket order book directly.
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
- 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.
- 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.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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