Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Kalshi UK.
Active sub-markets
| Santos FC (-1.5) | 100% YES | 0% NO |
| EC Vitória (-1.5) | 0% YES | 100% NO |
| Santos FC (-2.5) | 0% YES | 100% NO |
| EC Vitória (-2.5) | 0% YES | 100% NO |
| O/U 0.5 | 100% YES | 0% NO |
| O/U 1.5 | 100% YES | 0% NO |
Market context
Santos FC will face EC Vitória in a Série A fixture on 30 May at 8:00 PM ET. The "More Markets" contract on Polymarket is currently priced at 100% YES on USDC via Polygon, indicating the market has already settled or resolved affirmatively—or that conditional tokens tied to this match have been fully allocated to the YES outcome. This pricing reflects either confirmed market closure or a technical state where no further trading activity is expected before the 31 May settlement window.
Historical precedent for Série A match markets shows that ancillary contracts—those covering additional outcomes beyond simple win/loss—typically resolve based on official CBF (Confederação Brasileira de Futebol) records and broadcast confirmations. When such markets reach 100% probability before the scheduled event, it usually signals either that the underlying condition has already been satisfied through prior fixtures or that the market operator has locked in settlement parameters. Santos and Vitória's recent form and fixture congestion in late May often determine whether supplementary betting markets even activate; if either club faces fixture postponement or administrative complications, conditional markets may be voided or settled early.
Traders monitoring this contract should track CBF announcements regarding fixture scheduling, team availability, and any last-minute venue changes. Recent Série A seasons have seen occasional fixture rescheduling due to Copa do Brasil or international commitments. The settlement window's precision—ending exactly at midnight UTC on 31 May—suggests the market expects resolution confirmation within hours of the 30 May kickoff, contingent on official match data publication.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $166K.
Methodology
We track Santos FC vs. EC Vitória - More Markets on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
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?
- On Kalshi UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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.
- 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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