Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) 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 |
|---|---|
| O/U 0.5 | 100% |
| Inter Milano O/U 0.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| Inter Milano 2nd Half O/U 0.5 | 100% |
| Inter Milano (-1.5) | 0% |
| Real Betis Seville (-1.5) | 0% |
| Inter Milano (-2.5) | 0% |
| Real Betis Seville (-2.5) | 0% |
| O/U 1.5 | 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% |
| Inter Milano O/U 1.5 | 0% |
| Inter Milano O/U 2.5 | 0% |
| Real Betis Seville O/U 0.5 | 0% |
| Real Betis Seville O/U 1.5 | 0% |
| Real Betis Seville O/U 2.5 | 0% |
| Inter Milano 1st Half O/U 0.5 | 0% |
| Inter Milano 1st Half O/U 1.5 | 0% |
| Real Betis Seville 1st Half O/U 0.5 | 0% |
| Real Betis Seville 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| Inter Milano 2nd Half O/U 1.5 | 0% |
| Real Betis Seville 2nd Half O/U 0.5 | 0% |
| Real Betis Seville 2nd Half O/U 1.5 | 0% |
Market context
Inter Milano will face Real Betis Seville in a pre-season friendly on 15 August at 1:30 PM ET. The match forms part of both clubs' preparation for their respective domestic campaigns, with Inter targeting a Serie A title defence and Betis seeking to consolidate their position in La Liga's upper half.
The 0% implied probability reflects the speculative nature of additional markets for a fixture that has not yet generated substantial trading volume. Comparable friendlies between European clubs of this stature typically see modest liquidity until closer to kick-off, particularly when settlement windows extend beyond the match date. Historical patterns suggest that secondary markets for club friendlies—especially those involving Italian and Spanish sides—often remain dormant until 48–72 hours before play, when squad lists and team news crystallise. The absence of early trading activity does not indicate low likelihood of a particular outcome, but rather insufficient market participation to establish meaningful odds.
Traders should monitor Inter's squad rotation decisions, as Simone Inzaghi typically uses August friendlies to integrate returning players and assess fringe personnel. Betis manager Manuel Pellegrini's approach to the fixture will similarly influence team selection and competitive intensity. Injury updates from both clubs, particularly regarding key defenders or attacking players, will shape match dynamics. Recent reporting from Gazzetta dello Sport and Estadio Deportivo should be tracked for late squad confirmations. The settlement window closing at 17:30 UTC on match day means final confirmation of market outcomes depends on official match records published by UEFA or the clubs' official channels within hours of the final whistle.
Methodology
Sports-specific comparison page for Inter Milano vs. Real Betis Seville - More Markets. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
UK Frequently Asked Questions
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- 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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