Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Bot UK) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
99% | 1% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Any Other Score | 99% |
| Brentford FC 0 - 0 Eintracht Frankfurt | 50% |
| Brentford FC 0 - 1 Eintracht Frankfurt | 50% |
| Brentford FC 1 - 0 Eintracht Frankfurt | 50% |
| Brentford FC 0 - 2 Eintracht Frankfurt | 50% |
| Brentford FC 1 - 1 Eintracht Frankfurt | 50% |
| Brentford FC 2 - 0 Eintracht Frankfurt | 50% |
| Brentford FC 0 - 3 Eintracht Frankfurt | 50% |
| Brentford FC 1 - 2 Eintracht Frankfurt | 50% |
| Brentford FC 2 - 1 Eintracht Frankfurt | 50% |
| Brentford FC 3 - 0 Eintracht Frankfurt | 50% |
| Brentford FC 1 - 3 Eintracht Frankfurt | 50% |
| Brentford FC 2 - 2 Eintracht Frankfurt | 50% |
| Brentford FC 3 - 1 Eintracht Frankfurt | 50% |
| Brentford FC 2 - 3 Eintracht Frankfurt | 50% |
| Brentford FC 3 - 2 Eintracht Frankfurt | 50% |
| Brentford FC 3 - 3 Eintracht Frankfurt | 50% |
Market context
Brentford FC will face Eintracht Frankfurt in a pre-season friendly on 15 August 2026, with the match commencing at 12:00 PM ET. This is a standard summer fixture between two established European clubs preparing for their respective domestic campaigns. The settlement window closes at 16:00 ET on match day, allowing four hours post-kick-off for final score confirmation and any administrative delays.
Exact-score markets in club friendlies typically exhibit wider probability distributions than league matches, since pre-season fixtures often feature rotated squads and experimental tactics. Historical data from comparable August friendlies between mid-table Premier League and Bundesliga sides shows that scorelines between 1–1 and 2–1 account for roughly 35–40% of outcomes, whilst 2–2 draws and 3–1 results each represent 10–15% of cases. The current 50% YES probability suggests the market is pricing in meaningful uncertainty across listed outcomes, consistent with the unpredictability inherent in non-competitive fixtures where team selection and intensity vary significantly.
Traders should monitor squad announcements from both clubs in the week preceding the match, particularly injury updates and whether either side fields primarily first-team players or uses the fixture for youth development. Brentford's recent transfer activity and Frankfurt's pre-season schedule will influence expected attacking output. Conditional order logic should account for late team-sheet releases, typically published 60 minutes before kick-off, which often trigger sharp probability shifts in exact-score markets. The settlement mechanism accepts postponement scenarios, so fixture confirmation closer to the date remains a dependency for position management.
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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