Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live 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% |
| FC Inter Turku O/U 0.5 | 100% |
| FC Inter Turku O/U 1.5 | 100% |
| FC Vaduz O/U 0.5 | 100% |
| FC Inter Turku 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% |
| FC Inter Turku 2nd Half O/U 0.5 | 100% |
| FC Vaduz 2nd Half O/U 0.5 | 100% |
| FC Inter Turku (-1.5) | 0% |
| FC Vaduz (-1.5) | 0% |
| FC Inter Turku (-2.5) | 0% |
| FC Vaduz (-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% |
| FC Inter Turku O/U 2.5 | 0% |
| FC Vaduz O/U 1.5 | 0% |
| FC Vaduz O/U 2.5 | 0% |
| FC Inter Turku 1st Half O/U 1.5 | 0% |
| FC Vaduz 1st Half O/U 0.5 | 0% |
| FC Vaduz 1st Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| FC Inter Turku 2nd Half O/U 1.5 | 0% |
| FC Vaduz 2nd Half O/U 1.5 | 0% |
Market context
FC Inter Turku meet FC Vaduz in UEFA Conference League qualifying, with the market still priced at **0% YES**, implying traders see little or no chance the specific “more markets” condition is met by settlement. The game itself sits in a tight, low-data bracket: the clubs have a recent head-to-head record in UEFA competition, but not enough history to create a strong statistical anchor, so price action is likely being driven more by the live event path than by long-run team splits.[2][3]
The comparable read is that both sides arrive in workable form rather than dominant form. Inter Turku have mixed results but have already produced away wins and a 2-0 home win over Istanbul Başakşehir in this qualifying run, while Vaduz have also advanced through earlier rounds with a 4-0 home win over Atlètic Club d’Escaldes and a 2-0 away win in the return leg.[1][4][5] That profile usually supports a narrower expectation range than a one-sided knockout tie, which matters on a binary market if the contract depends on extra events, confirmations, or linked scoring paths rather than simply the final result.[1][12]
Traders should watch official UEFA team news, the confirmed line-ups, and whether the fixture stays on schedule, because those are the immediate catalysts that can change settlement odds faster than pre-match form.[12] In a crypto-native market, the other layer is USDC liquidity and broader risk appetite: if BTC and ETH are stable, open interest and whale flow tend to have less effect on a small sports contract, but a sharp move in majors or funding can still nudge marginal bidding in thin markets. The key is whether the match generates the specific trigger before the 15:00 UTC settlement window closes, since a late lineup change or match delay can matter more than the pre-match win probabilities.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
UK Frequently Asked Questions
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- 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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