Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Bot UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 100% |
| 1st Half O/U 0.5 | 100% |
| SC Internacional O/U 0.5 | 100% |
| O/U 1.5 | 82% |
| SC Internacional O/U 1.5 | 68% |
| 2nd Half O/U 1.5 | 66% |
| O/U 2.5 | 52% |
| 2nd Half O/U 0.5 | 51% |
| Both Teams to Score in First Half | 50% |
| SC Internacional 1st Half O/U 0.5 | 50% |
| SC Internacional 1st Half O/U 1.5 | 50% |
| Clube do Remo 1st Half O/U 0.5 | 50% |
| Clube do Remo 1st Half O/U 1.5 | 50% |
| Both Teams to Score in Second Half | 50% |
| 2nd Half O/U 2.5 | 50% |
| SC Internacional 2nd Half O/U 0.5 | 50% |
| SC Internacional 2nd Half O/U 1.5 | 50% |
| Clube do Remo 2nd Half O/U 0.5 | 50% |
| Clube do Remo 2nd Half O/U 1.5 | 50% |
| SC Internacional (-1.5) | 49% |
| Both Teams to Score | 43% |
| Clube do Remo O/U 0.5 | 43% |
| SC Internacional O/U 2.5 | 31% |
| O/U 3.5 | 25% |
| Clube do Remo O/U 2.5 | 23% |
| SC Internacional (-2.5) | 21% |
| O/U 5.5 | 19% |
| 1st Half O/U 1.5 | 18% |
| O/U 4.5 | 12% |
| Clube do Remo O/U 1.5 | 10% |
| Clube do Remo (-1.5) | 1% |
| Clube do Remo (-2.5) | 1% |
| 1st Half O/U 2.5 | 0% |
Market context
SC Internacional and Clube do Remo are scheduled to meet in Brazil's Série A on 17 August at 7:00 PM ET. The fixture represents a mid-season encounter with implications for both clubs' standings and qualification trajectories. At 49% implied probability for "more markets," traders are pricing near-even odds that additional betting markets will be offered on this specific match beyond the standard full-match outcome.
Historical precedent suggests that Série A matches involving established clubs like Internacional typically attract expanded market coverage. Remo, as a smaller regional side, generates less consistent liquidity across secondary markets. The 49% reading reflects genuine uncertainty: while major broadcasters and sportsbooks often layer in goal-scorer, handicap, and corner markets for top-tier fixtures, mid-table Série A games frequently settle with only core outcomes. Comparable matches from the 2024 season show that clubs ranked in the upper half of the table secured supplementary markets in roughly 60–65% of cases, whilst lower-ranked opponents saw coverage drop to 30–40%. Internacional's status as a traditional powerhouse slightly favours expansion, but Remo's fixture frequency and betting volume remain limiting factors.
Traders monitoring this market should track sportsbook announcements in the 48 hours preceding kick-off, as major platforms typically confirm extended market slates by Friday evening. Fixture postponements—rare but possible due to weather or administrative issues in Brazil—would collapse the market entirely. API integrations and conditional order logic should account for settlement delays; Série A market closures often lag final whistle by 2–4 hours pending official confirmation.
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 Polymarket Bot UK, which mirrors the Polymarket order book directly.
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.
UK Frequently Asked Questions
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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