Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
90% | 10% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
90% | 10% | 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 |
|---|---|
| 64,000-66,000 | 90% |
| 62,000-64,000 | 4% |
| 66,000-68,000 | 4% |
| <54,000 | 0% |
| 54,000-56,000 | 0% |
| 56,000-58,000 | 0% |
| 58,000-60,000 | 0% |
| 60,000-62,000 | 0% |
| 68,000-70,000 | 0% |
| 70,000-72,000 | 0% |
| >72,000 | 0% |
Market context
Bitcoin is trading around the low- to mid-$60,000s, so the market is effectively asking whether BTC can hold that area into the settlement print rather than whether it is in a broad uptrend or downtrend. Recent reference points are clustered tightly: one snapshot shows a close of $63,136.51 on 2 August, another puts the latest price near $62,622, and a separate daily read has Bitcoin around $63,351 on 8 July, which suggests the spot market has been range-bound rather than trending cleanly in one direction.[2][3][14]
That backdrop makes the current 0% YES implication easy to read as an extreme pricing of downside or a data gap, because comparable July and early-August levels were still above $62,000 and often near $63,000.[2][3][10] In practice, August BTC prints are often decided by whether price holds recent support or breaks through nearby resistance, and one August note described a market boxed between roughly $60,000 and $65,500, with rallies stalling near $65,500 and support around $60,000 to $62,500.[6][16]
The main catalysts are macro data and any sharp move in ETF or rates sentiment before the noon ET candle is fixed. One August outlook singled out the US inflation report on 12 August as a key dependency for whether traders extend or unwind rate-cut expectations, while also noting that the Fed decision comes later in September, which leaves August data as the nearer driver for positioning.[16] For this market, the relevant watchpoint is whether BTC can keep trading above the latest quoted $62,000–$63,000 area into the settlement window, because even a modest intraday drift could decide which Binance 1-minute close is captured.[3][8][13]
Methodology
Sports-specific comparison page for Bitcoin price on August 7?. 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.
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- 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%.
Trade Bitcoin price on August 7? on Sport Prediction
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