Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Market UK) 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 |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| Both Teams to Score | 100% |
| 1st Half O/U 0.5 | 100% |
| Bayern Munich O/U 0.5 | 100% |
| Bayern Munich O/U 1.5 | 100% |
| Bayern Munich 1st Half O/U 0.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| Bayern Munich 2nd Half O/U 0.5 | 100% |
| Aston Villa O/U 0.5 | 50% |
| Aston Villa O/U 1.5 | 50% |
| Aston Villa O/U 2.5 | 50% |
| Bayern Munich O/U 2.5 | 50% |
| Both Teams to Score in Second Half | 50% |
| 2nd Half O/U 1.5 | 50% |
| 2nd Half O/U 2.5 | 50% |
| Aston Villa 2nd Half O/U 0.5 | 50% |
| Aston Villa 2nd Half O/U 1.5 | 50% |
| Bayern Munich 2nd Half O/U 1.5 | 50% |
| O/U 3.5 | 20% |
| Bayern Munich (-1.5) | 10% |
| Bayern Munich (-2.5) | 2% |
| Aston Villa (-1.5) | 1% |
| Aston Villa (-2.5) | 1% |
| O/U 4.5 | 1% |
| 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% |
| Aston Villa 1st Half O/U 0.5 | 0% |
| Aston Villa 1st Half O/U 1.5 | 0% |
| Bayern Munich 1st Half O/U 1.5 | 0% |
Market context
Aston Villa and Bayern Munich are due to meet in a pre-season friendly in Hong Kong, and a **YES** share in this market pays out if there is any additional qualifying “more markets” settlement attached to that game by the deadline. In prediction markets, a YES share means the event happens; a **NO** share means it does not, so the price is best read as the crowd’s current estimate of that outcome rather than a match preview.
The 1% crowd-implied probability suggests traders see this as an unlikely settlement, which fits the structure of a “More Markets” contract: these markets usually depend on whether a specific extra condition, market list, or related offer is published in time, not on who wins the football itself. Recent history between the clubs does not help much in forecasting the settlement, but it does show how isolated results can be: Villa beat Bayern 1-0 in the Champions League in October 2024, despite Bayern having more of the ball, and UEFA also lists the sides’ head-to-head as only two wins each in their long-running meetings.[1][3][9]
For traders, the key catalysts are official match listings, sportsbook-style market pages, and any late schedule or broadcast changes from the clubs, competition organisers, or venues. Bayern’s own preview says the friendly at Kai Tak Stadium in Hong Kong is part of its pre-season preparations, while reporting from Yahoo Sports notes the 8:00 a.m. EDT kick-off and gives Bayern as a small favourite in the match itself.[10][16] That means the settlement here is more likely to turn on whether the expected market bundle is posted and captured before 12:00 UTC than on the on-pitch result.[10][16]
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
UK Frequently Asked Questions
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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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