Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Market context
Bitcoin is trading near $63,100 on Binance as the 9AM ET 1-hour candle for 13 July 2026 approaches, with the market pricing a near-zero chance of the close exceeding the open. This implies traders expect the candle to close flat or lower, reflecting recent selling pressure that has pushed the price down 1.25% over the past 24 hours[5].
Historically, 1-hour candles in July have shown high volatility but often close below the open when daily momentum is negative, particularly after a 24-hour decline exceeding 1%. In comparable cases during mid-2025, similar 24-hour drops preceded 1-hour candles that resolved “Down” in over 70% of instances, aligning with the current 0% YES probability[5][8].
Key catalysts include any sudden shifts in US macro data or regulatory announcements scheduled for the afternoon, which could alter intraday momentum. Traders should monitor Binance’s real-time BTC/USDT graph for the 1H candle’s open and close values once finalized, as resolution depends strictly on whether the close is greater than or equal to the open[4][5]. Recent price action shows Bitcoin crossed 63,000 USDT with a narrowed 0.66% gain, but the broader 24-hour trend remains bearish[9].
Methodology
Sports-specific comparison page for Bitcoin Up or Down - July 13, 9AM 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 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.
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.
- 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.
- 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.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
Trade Bitcoin Up or Down - July 13, 9AM ET on March Madness Predictions
Live order book, 0% fees, USDC settlement in seconds.
Open live market →