Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
57% | 43% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
57% | 43% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 57% |
| Plymouth Argyle FC O/U 0.5 | 53% |
| Exeter City FC O/U 0.5 | 51% |
| Exeter City FC O/U 2.5 | 50% |
| Both Teams to Score in Second Half | 50% |
| 2nd Half O/U 0.5 | 50% |
| 2nd Half O/U 1.5 | 50% |
| 2nd Half O/U 2.5 | 50% |
| Plymouth Argyle FC 2nd Half O/U 0.5 | 50% |
| Plymouth Argyle FC 2nd Half O/U 1.5 | 50% |
| Exeter City FC 2nd Half O/U 0.5 | 50% |
| Exeter City FC 2nd Half O/U 1.5 | 50% |
| Plymouth Argyle FC O/U 2.5 | 34% |
| O/U 1.5 | 24% |
| Plymouth Argyle FC O/U 1.5 | 21% |
| Plymouth Argyle FC (-1.5) | 12% |
| Both Teams to Score | 10% |
| O/U 2.5 | 7% |
| O/U 3.5 | 4% |
| Plymouth Argyle FC (-2.5) | 2% |
| Exeter City FC O/U 1.5 | 2% |
| Exeter City FC (-1.5) | 1% |
| O/U 4.5 | 1% |
| Plymouth Argyle FC 1st Half O/U 0.5 | 1% |
| Exeter City FC 1st Half O/U 0.5 | 1% |
| Exeter City FC (-2.5) | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 0.5 | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Plymouth Argyle FC 1st Half O/U 1.5 | 0% |
| Exeter City FC 1st Half O/U 1.5 | 0% |
Market context
Plymouth Argyle and Exeter City meet in the EFL Cup (Carabao Cup) on 10 August at 3:00 PM ET. The market currently prices the "More Markets" outcome at 12% on Polygon, denominated in USDC conditional tokens. This reflects trader expectations that additional betting markets will be offered for this fixture beyond the standard match-result and goal-total contracts already live. Settlement occurs at 19:00 UTC on the scheduled match date, giving traders roughly six weeks to position ahead of the event.
Comparable EFL Cup fixtures between lower-league sides show variable liquidity patterns. When both teams occupy Championship or League One status, sportsbooks typically deploy extended market suites—including player props, corner counts, and card markets—within 48 hours of kickoff. Plymouth currently sit in the Championship after promotion, whilst Exeter remain in League Two; this tier mismatch historically correlates with narrower market coverage. The 12% probability reflects scepticism that a League Two club's involvement justifies the operational cost of additional markets, though cup fixtures occasionally attract broader coverage than league play.
Key catalysts include Polymarket's own market-expansion announcements and betting-operator decisions in the fortnight before 10 August. Fixture prominence—driven by team form, injury news, or cup-stage significance—influences whether major sportsbooks extend offerings. Traders should monitor whether either side reaches a later cup round beforehand, which could elevate fixture profile. Current odds suggest the base case is standard markets only, with conditional tokens pricing in a modest tail risk of expanded offerings.
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
- 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.
- 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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