Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via احتمالات كأس العالم) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Market context
Bitcoin's five-minute price movement between 9:25 and 9:30 AM ET on 17 August will be measured by Chainlink's time-weighted average price feed for the BTC/USD pair. The market resolves to "Up" if that five-minute TWAP closes at or above the opening price of the window, and "Down" otherwise. A 100% crowd probability on the "Up" side reflects confidence that Bitcoin will either rise or remain flat across this narrow timeframe rather than decline.
Five-minute Bitcoin price windows rarely settle to "Down" given the asset's typical intraday volatility patterns and the difficulty of sustained downward pressure over such brief intervals. Historical precedent from similar ultra-short-duration crypto markets shows that flat-to-positive outcomes dominate when settlement windows are this compressed, as even minor price recoveries within seconds can satisfy the greater-than-or-equal threshold. The Chainlink TWAP mechanism smooths out flash movements, further reducing the likelihood of a clear downside result.
Traders should monitor Bitcoin's broader market positioning in the hours leading to 9:25 AM ET on that date, including any macroeconomic data releases, Federal Reserve communications, or significant spot or futures trading activity that could establish directional momentum before the window opens. Chainlink's data feed reliability and any potential network disruptions would also be material to settlement accuracy, though such technical failures are rare. The extreme crowd confidence suggests minimal perceived downside risk within this specific five-minute band.
Methodology
Football-specific comparison page for توقع: Bitcoin Up or Down - August 17, 9:25AM-9:30AM ET. 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 (US-focused) or Manifold (play-money).
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.
FAQ
- 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.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- 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.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
Trade توقع: Bitcoin Up or Down - August 17, 9:25AM-9:30AM ET on احتمالات كأس العالم
Live order book, 0% fees, USDC settlement in seconds.
Open live market →