Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Angela Rayner | 100% |
| Wes Streeting | 100% |
| Yvette Cooper | 100% |
| Shabana Mahmood | 100% |
| Pat McFadden | 100% |
| Bridget Phillipson | 100% |
| Ed Miliband | 100% |
| Lisa Nandy | 100% |
| Heidi Alexander | 100% |
| Jonathan Reynolds | 100% |
| Alan Campbell | 100% |
| John Healey | 100% |
| Louise Haigh | 100% |
| Liz Kendall | 14% |
| Catherine West | 5% |
| David Lammy | 2% |
| Keir Starmer | 1% |
| Rachel Reeves | 1% |
| Darren Jones | 1% |
| Steve Reed | 1% |
| James Murray | 1% |
| Dan Jarvis | 1% |
| Peter Kyle | 1% |
| Hilary Benn | 1% |
| Ian Murray | 1% |
| Jo Stevens | 1% |
| Jacqui Smith | 1% |
| Patrick Vallance | 1% |
| Jess Phillips | 0% |
Market context
Andy Burnham has officially appointed his first Cabinet following his Monday appointment as Prime Minister, confirming John Healey as Chancellor, Ed Miliband as Foreign Secretary, and Shabana Mahmood as Home Secretary while removing several Starmer loyalists including Rachel Reeves and David Lammy[1][5]. The 100% crowd-implied probability reflects the fact that the full ministerial list was unveiled on 20 July 2026, with all key positions filled within the required seven-day window after Burnham’s appointment[2][3].
Historically, UK Cabinet resolutions after a new PM’s appointment settle decisively once the Monarch confirms the list, as seen in 2024 when Starmer’s team was confirmed within 48 hours with no subsequent reversals[4]. Unlike transitional governments where ministers serve temporarily, Burnham’s Cabinet includes explicit reappointments for figures like Pat McFadden and Angela Rayner, eliminating ambiguity about continuity[2]. The market’s certainty aligns with the precedent that Cabinet lists announced within the statutory window are final unless a resignation occurs before settlement.
Traders should monitor the official Monarch confirmation notice, expected within 24 hours of the Prime Minister’s announcement, and watch for any resignations before 23:59 UTC on 27 July 2026[1]. The Guardian notes Burnham rewarded leadership loyalists, suggesting minimal risk of immediate departures, but the Independent highlights that Rachel Reeves turned down a senior role, indicating potential volatility if other rejected figures resign[4][5]. No further announcements are scheduled beyond the initial list, making the current roster the definitive settlement basis.
Methodology
Sports-specific comparison page for Who will be in the Burnham cabinet?. 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.
- 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.
- 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.
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