Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
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% |
| 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% |
| Panathinaikós AO O/U 0.5 | 100% |
| FK CSKA 1948 Sofia O/U 0.5 | 100% |
| Panathinaikós AO 1st Half O/U 0.5 | 100% |
| FK CSKA 1948 Sofia 1st Half O/U 0.5 | 100% |
| Panathinaikós AO (-1.5) | 0% |
| FK CSKA 1948 Sofia (-1.5) | 0% |
| Panathinaikós AO (-2.5) | 0% |
| FK CSKA 1948 Sofia (-2.5) | 0% |
| O/U 2.5 | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Panathinaikós AO O/U 1.5 | 0% |
| Panathinaikós AO O/U 2.5 | 0% |
| FK CSKA 1948 Sofia O/U 1.5 | 0% |
| FK CSKA 1948 Sofia O/U 2.5 | 0% |
| Panathinaikós AO 1st Half O/U 1.5 | 0% |
| FK CSKA 1948 Sofia 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% |
| Panathinaikós AO 2nd Half O/U 0.5 | 0% |
| Panathinaikós AO 2nd Half O/U 1.5 | 0% |
| FK CSKA 1948 Sofia 2nd Half O/U 0.5 | 0% |
| FK CSKA 1948 Sofia 2nd Half O/U 1.5 | 0% |
Market context
Panathinaikos are hosting CSKA 1948 Sofia in the UEFA Europa Conference League third qualifying round, and the “more markets” contract is tied to the final score-related conditions in regular time rather than the overall tie. The match is listed for the Olympic Stadium in Athens, with UEFA and major scoreboards placing kick-off around 18:30–19:30 local time, which makes the relevant settlement window sensitive to any late goal, stoppage-time change, or official correction after full time.[2][3][5]
The 0% crowd-implied price is best read against a pre-match shape that already points to a narrow, low-scoring home-favoured game rather than a binary certainty. Panathinaikos reached this round after a 4-3 aggregate win over Paksi, including a 2-2 home draw and a 2-1 away win, while CSKA 1948 were held 0-0 by Trnava in their most recent qualifying tie; the only prior meeting between these clubs was a Panathinaikos 1-0 win in 2023.[4][9][14] In comparable European qualifiers, markets on “more” or period-specific score outcomes can stay compressed when the favourite is expected to control territory but not necessarily produce a rout, especially when the historical goal profile is modest.[4][14]
For traders, the main catalysts are team-sheet confirmation, any late injury or rotation news, and whether Panathinaikos can score early enough to force a second-half game-state shift. Official UEFA match pages and live score feeds are the key references for line-ups and timing, while the market itself settles on the officially declared result, with revisions after resolution not counted.[5][7] If the broader crypto tape matters, watch BTC and ETH spot strength, funding, and any sharp risk-on or risk-off move around kick-off, as those can affect on-chain market appetite even when the sporting edge is unchanged.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
UK Frequently Asked Questions
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- 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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