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% |
| 1st Half O/U 0.5 | 100% |
| Cagliari Calcio O/U 0.5 | 100% |
| Cagliari Calcio 1st Half O/U 0.5 | 100% |
| Cagliari Calcio (-1.5) | 1% |
| SS Arezzo (-1.5) | 0% |
| Cagliari Calcio (-2.5) | 0% |
| SS Arezzo (-2.5) | 0% |
| O/U 1.5 | 0% |
| O/U 2.5 | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Cagliari Calcio O/U 1.5 | 0% |
| Cagliari Calcio O/U 2.5 | 0% |
| SS Arezzo O/U 0.5 | 0% |
| SS Arezzo O/U 1.5 | 0% |
| SS Arezzo O/U 2.5 | 0% |
| Cagliari Calcio 1st Half O/U 1.5 | 0% |
| SS Arezzo 1st Half O/U 0.5 | 0% |
| SS Arezzo 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 0.5 | 0% |
| 2nd Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| Cagliari Calcio 2nd Half O/U 0.5 | 0% |
| Cagliari Calcio 2nd Half O/U 1.5 | 0% |
| SS Arezzo 2nd Half O/U 0.5 | 0% |
| SS Arezzo 2nd Half O/U 1.5 | 0% |
Market context
Cagliari Calcio will host SS Arezzo in the Coppa Italia on 14 August, with settlement tied to whether additional markets materialise for this fixture. The 1% crowd probability reflects extreme scepticism that supplementary betting options will be offered alongside the primary match outcome market.
Coppa Italia early-round matches, particularly those involving lower-tier clubs or regional derbies, frequently attract minimal ancillary market coverage. Historical precedent shows that Tier 2 and Tier 3 Italian sides competing in cup competitions often see limited derivative markets—prop bets, goal-scorer specials, or team performance metrics rarely extend beyond major fixtures. Arezzo's recent promotion history and Cagliari's mid-table Serie A status suggest this encounter sits in the grey zone where broadcasters and bookmakers weigh audience demand against operational cost. Similar August Coppa Italia clashes have settled with only match-result and over/under markets, leaving "more markets" clauses unmet.
The settlement window closes at 16:30 BST on match day itself, creating a compressed timeline for market operators to assess demand and deploy additional offerings. Fixture scheduling, squad availability announcements, and injury bulletins released in the week preceding 14 August will signal whether either club's circumstances warrant expanded betting interest. Cagliari's Serie A status could theoretically justify broader coverage, but Arezzo's lower profile and the cup competition's early stage work against proliferation. Traders should monitor official betting exchange announcements and Italian football news outlets for any indication of expanded market rollout; silence closer to kick-off would reinforce the consensus view.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Who Will Win, which mirrors the Polymarket order book directly.
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
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Who Will Win. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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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