Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Who Will Win) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | 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% |
| O/U 3.5 | 100% |
| Both Teams to Score | 100% |
| Both Teams to Score in First Half | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| Moreirense FC O/U 0.5 | 100% |
| Moreirense FC O/U 1.5 | 100% |
| SC Braga O/U 0.5 | 100% |
| SC Braga O/U 1.5 | 100% |
| Moreirense FC 1st Half O/U 0.5 | 100% |
| SC Braga 1st Half O/U 0.5 | 100% |
| Both Teams to Score in Second Half | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| Moreirense FC 2nd Half O/U 0.5 | 100% |
| SC Braga 2nd Half O/U 0.5 | 100% |
| Moreirense FC (-1.5) | 0% |
| SC Braga (-1.5) | 0% |
| Moreirense FC (-2.5) | 0% |
| SC Braga (-2.5) | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Moreirense FC O/U 2.5 | 0% |
| SC Braga O/U 2.5 | 0% |
| Moreirense FC 1st Half O/U 1.5 | 0% |
| SC Braga 1st Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| Moreirense FC 2nd Half O/U 1.5 | 0% |
| SC Braga 2nd Half O/U 1.5 | 0% |
Market context
Moreirense FC v SC Braga is a Primeira Liga meeting that the crowd has priced at **0% YES**, which is effectively treating a positive market outcome as impossible. That is an extreme read against the historical backdrop: Braga have dominated this fixture, winning 21 of 32 meetings since 2003, while Moreirense have won six, and recent league results have also gone Braga’s way, including a 1-0 away win in April 2026 and a 2-1 win at Moreirense in February 2025.[1][2][3]
For a handicapper, the consensus sits firmly with Braga as the favourite and Moreirense as the underdog, but a zero per cent implied probability is harder to justify than a simple away lean. The main value angle is contrarian: if the market is still allowing price on any Moreirense positive result or a tighter-than-expected Braga margin, that is where the skew lies, because the head-to-head record shows plenty of Braga wins but not a complete shutout of Moreirense, with several one-goal games and occasional home resistance.[2][4][5]
The catalysts to watch are late team news, starting line-ups, and whether Braga rotate before or after a packed opening-weekend schedule, because early-season selection changes can move a market more than the long-run head-to-head. The match is listed for 9 August, and live match hubs confirm the fixture is on the calendar, but without confirmed XI information the cleanest read remains that consensus favours Braga, while the only obvious value sits in any overreaction to the 0% YES price.[14][19][20]
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
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
UK Frequently Asked Questions
- 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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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