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% |
| O/U 3.5 | 100% |
| Both Teams to Score | 100% |
| 1st Half O/U 0.5 | 100% |
| Burnley FC O/U 0.5 | 100% |
| Burnley FC O/U 1.5 | 100% |
| West Ham United FC O/U 0.5 | 100% |
| West Ham United FC O/U 1.5 | 100% |
| West Ham United FC 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% |
| 2nd Half O/U 2.5 | 100% |
| Burnley FC 2nd Half O/U 0.5 | 100% |
| Burnley FC 2nd Half O/U 1.5 | 100% |
| West Ham United FC 2nd Half O/U 0.5 | 100% |
| Burnley FC (-1.5) | 0% |
| West Ham United FC (-1.5) | 0% |
| Burnley FC (-2.5) | 0% |
| West Ham United FC (-2.5) | 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% |
| Burnley FC O/U 2.5 | 0% |
| West Ham United FC O/U 2.5 | 0% |
| Burnley FC 1st Half O/U 0.5 | 0% |
| Burnley FC 1st Half O/U 1.5 | 0% |
| West Ham United FC 1st Half O/U 1.5 | 0% |
| West Ham United FC 2nd Half O/U 1.5 | 0% |
Market context
Burnley FC and West Ham United FC meet in the EFL Championship on 16 August at 11:00 AM ET, with settlement occurring at 15:00 UTC the same day. The 0% crowd probability reflects minimal trading activity or consensus that the specific outcome under consideration carries negligible likelihood. Championship fixtures at this stage of the season typically settle without delay, though USDC settlement mechanics on btc-prediction.bet require confirmation of official match results through established sports data feeds before funds release to winning positions.
Historical precedent suggests early-season Championship markets often exhibit thin liquidity and wide probability spreads, particularly for secondary markets beyond standard win/draw/loss outcomes. Comparable August fixtures from prior seasons show that crowd probabilities near 0% frequently persist when markets lack sufficient trader participation to establish price discovery. The settlement window closure at 15:00 UTC provides a hard deadline; any delays in official result confirmation could affect payout timing, though standard EFL protocols typically publish outcomes within hours of full-time whistle.
Traders should monitor team news releases and official EFL communications through mid-August, as late squad changes or fixture postponements remain possible. Burnley and West Ham's pre-season form, injury updates, and any managerial announcements will influence broader Championship sentiment. Funding conditions across major crypto pairs may also affect trader participation in secondary sports markets; elevated BTC volatility or USDC liquidity constraints occasionally correlate with reduced activity in niche prediction contracts. Real-time odds movement on major sportsbooks can serve as an external reference point for assessing whether the 0% probability reflects genuine market consensus or simply insufficient on-chain participation.
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.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- 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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