Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Election Predictions UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
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% |
| SC Corinthians Paulista O/U 0.5 | 100% |
| SC Corinthians Paulista O/U 1.5 | 100% |
| SC Internacional O/U 0.5 | 100% |
| SC Corinthians Paulista 1st Half O/U 0.5 | 100% |
| Both Teams to Score in Second Half | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| SC Corinthians Paulista 2nd Half O/U 0.5 | 100% |
| SC Internacional 2nd Half O/U 0.5 | 100% |
| SC Corinthians Paulista (-1.5) | 0% |
| SC Internacional (-1.5) | 0% |
| SC Corinthians Paulista (-2.5) | 0% |
| SC Internacional (-2.5) | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| SC Corinthians Paulista O/U 2.5 | 0% |
| SC Internacional O/U 1.5 | 0% |
| SC Internacional O/U 2.5 | 0% |
| SC Corinthians Paulista 1st Half O/U 1.5 | 0% |
| SC Internacional 1st Half O/U 0.5 | 0% |
| SC Internacional 1st Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| SC Corinthians Paulista 2nd Half O/U 1.5 | 0% |
| SC Internacional 2nd Half O/U 1.5 | 0% |
Market context
Corinthians and Internacional meet in the Copa do Brasil second-leg tie, and the market is effectively pricing a **no-change** outcome on the “more markets” question, with crowd-implied probability at 0% YES. That usually indicates traders see no credible trigger for extra settlement options to be added, rather than a view on the football itself. The fixture has already produced a tight recent pattern: FootyStats records 14 draws in 26 head-to-head meetings, while Corinthians have had only a narrow edge in wins, which is the sort of history that tends to support cautious pricing around ancillary markets rather than aggressive expansion.[6][13]
For comparison, the same matchup has often been framed as low-margin and state-dependent rather than volatile, with recent previews emphasising modest scoring rates and a strong tendency towards conservative game states.[8][20] That matters because prediction markets on additional settlement options usually move only when there is a clear procedural catalyst, not simply because the teams have a familiar rivalry. The current lean is therefore more about *absence of a new catalyst* than about form: no widely reported governance-style announcement, fixture change, or competition ruling appears to be driving interest beyond the scheduled match itself.[2][3]
The main catalysts to watch are straightforward: team news, any competition or broadcast scheduling adjustment, and whether the second-leg context changes after the result from the first meeting. Reuters-style match coverage is the most relevant news source to monitor for late injury, rotation, or confirmation updates, because those are the developments that can alter trader expectations quickly, even when the broader head-to-head case remains stable. In practice, the market is leaning on the fixed schedule and the absence of a fresh procedural announcement, so unless there is an unexpected official update before kick-off, the 0% YES reading is likely to persist.[3][16]
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for SC Corinthians Paulista vs. SC Internacional - More Markets plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
UK Frequently Asked Questions
- How accurate are political prediction markets?
- Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Election Predictions UK route into the same order book at 0% fees.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- Are UK election prediction markets available from the UK?
- Yes. Betfair Exchange and Smarkets offer UKGC-regulated UK election markets (seat counts, party share, constituency results). Polymarket also lists UK election contracts with deeper global liquidity. Betfair winnings are typically tax-free for UK individuals; Polymarket profits are subject to HMRC CGT.
Trade SC Corinthians Paulista vs. SC Internacional - More … on Election Predictions UK
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