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 |
|---|---|
| Rosenborg BK (-1.5) | 100% |
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| 1st Half O/U 0.5 | 100% |
| Rosenborg BK O/U 0.5 | 100% |
| Rosenborg BK O/U 1.5 | 100% |
| Rosenborg BK 1st Half O/U 0.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| Rosenborg BK 2nd Half O/U 0.5 | 100% |
| Lillestrøm SK (-1.5) | 0% |
| Lillestrøm SK (-2.5) | 0% |
| Rosenborg BK (-2.5) | 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% |
| Lillestrøm SK O/U 0.5 | 0% |
| Lillestrøm SK O/U 1.5 | 0% |
| Lillestrøm SK O/U 2.5 | 0% |
| Rosenborg BK O/U 2.5 | 0% |
| Lillestrøm SK 1st Half O/U 0.5 | 0% |
| Lillestrøm SK 1st Half O/U 1.5 | 0% |
| Rosenborg BK 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| Lillestrøm SK 2nd Half O/U 0.5 | 0% |
| Lillestrøm SK 2nd Half O/U 1.5 | 0% |
| Rosenborg BK 2nd Half O/U 1.5 | 0% |
Market context
Lillestrøm SK and Rosenborg BK have already met twice this league cycle, with Rosenborg winning 2-0 in Trondheim in May and the sides drawing 1-1 at Åråsen last September, while broader head-to-head data still favours Rosenborg over the longer run. FootyStats shows Rosenborg have won 16 of the last 29 meetings, compared with 5 for Lillestrøm and 8 draws, but recent results have been more even, which helps explain why a “more markets” contract can sit at a low implied price without being completely detached from historical precedent.[1][10][12]
For traders, the key issue is whether this market resolves through an actual pre-match announcement, a fixture change, or a data-provider classification rather than the on-pitch result itself, because “more markets” contracts on crypto venues usually settle from exchange-recorded event metadata and are paid in USDC. The contract window ending at 12:30 UTC on matchday means any late schedule adjustment, abandonment call, or official respecification of the event by the market operator is the main catalyst to watch, while broader BTC and ETH spot weakness or funding-rate swings only matter indirectly through venue liquidity and risk appetite rather than the football outcome. On the football side, recent form is mixed: Sky Sports lists Lillestrøm off a 4-0 defeat to Bodø/Glimt, while Rosenborg arrived from a 2-3 loss at Brann after a 4-0 win over Fredrikstad, so late team news and confirmation of the final market set are more relevant than long-run table narratives.[15][16]
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.
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- 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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