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 |
|---|---|
| Real Racing Club 2 - 2 Villarreal CF | 100% |
| Real Racing Club 0 - 0 Villarreal CF | 0% |
| Real Racing Club 0 - 1 Villarreal CF | 0% |
| Real Racing Club 1 - 0 Villarreal CF | 0% |
| Real Racing Club 0 - 2 Villarreal CF | 0% |
| Real Racing Club 1 - 1 Villarreal CF | 0% |
| Real Racing Club 2 - 0 Villarreal CF | 0% |
| Real Racing Club 0 - 3 Villarreal CF | 0% |
| Real Racing Club 1 - 2 Villarreal CF | 0% |
| Real Racing Club 2 - 1 Villarreal CF | 0% |
| Real Racing Club 3 - 0 Villarreal CF | 0% |
| Real Racing Club 1 - 3 Villarreal CF | 0% |
| Real Racing Club 3 - 1 Villarreal CF | 0% |
| Real Racing Club 2 - 3 Villarreal CF | 0% |
| Real Racing Club 3 - 2 Villarreal CF | 0% |
| Real Racing Club 3 - 3 Villarreal CF | 0% |
| Any Other Score | 0% |
Market context
Real Racing Club will host Villarreal CF on 16 August 2026 in a La Liga fixture. The market resolves to YES only if the match ends at precisely one of the pre-specified scorelines; any other result triggers settlement to "Any Other Score." The 6% crowd probability reflects the inherent rarity of exact-score prediction: across major European leagues, any single scoreline typically captures 3–8% of match outcomes depending on team strength and expected goal volume. Villarreal's historical tendency toward moderate-scoring affairs—averaging 1.4 goals per game across recent seasons—combined with Racing Club's defensive profile suggests lower-scoring probabilities will dominate the distribution, concentrating liquidity around 0–0, 1–0, and 1–1 outcomes rather than higher-scoring lines.
Traders monitoring this market should track team news releases and squad rotation patterns as the fixture approaches. Villarreal's European commitments and mid-season form in late August will signal offensive intent; Racing Club's home-ground advantage historically yields tighter defensive setups. Fixture congestion in early La Liga rounds often produces lower-scoring matches as teams manage fitness. On-chain settlement via USDC removes counterparty friction, though order-book depth on exact-score pairs typically remains thin relative to moneyline or total-goals markets, creating wider bid-ask spreads and rewarding patient limit-order placement.
The 6% probability reflects rational scarcity rather than mispricing. Traders seeking edge should focus on team-specific xG data and recent head-to-head patterns rather than relying on aggregate league scoring distributions, which mask the variance between defensive and attacking sides.
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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