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% |
| 1st Half O/U 0.5 | 100% |
| Fredrikstad FK O/U 0.5 | 100% |
| Fredrikstad FK 1st Half O/U 0.5 | 100% |
| IK Start (-2.5) | 1% |
| Fredrikstad FK (-2.5) | 1% |
| IK Start O/U 2.5 | 1% |
| Fredrikstad FK O/U 1.5 | 1% |
| Fredrikstad FK O/U 2.5 | 1% |
| 2nd Half O/U 0.5 | 1% |
| 2nd Half O/U 2.5 | 1% |
| IK Start 2nd Half O/U 0.5 | 1% |
| IK Start 2nd Half O/U 1.5 | 1% |
| Fredrikstad FK 2nd Half O/U 0.5 | 1% |
| Fredrikstad FK 2nd Half O/U 1.5 | 1% |
| IK Start (-1.5) | 0% |
| Fredrikstad FK (-1.5) | 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% |
| IK Start O/U 0.5 | 0% |
| IK Start O/U 1.5 | 0% |
| IK Start 1st Half O/U 0.5 | 0% |
| IK Start 1st Half O/U 1.5 | 0% |
| Fredrikstad FK 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 1.5 | 0% |
Market context
IK Start host Fredrikstad FK in Eliteserien action at Sparebanken Sør Arena, with the football result and any linked “more markets” contract settling off the final match outcome by 16:00 UTC. The market’s 0% YES implies traders are not pricing in a live or still-open optionality premium, which is consistent with a straightforward sports settlement rather than a complex event trigger.
Historical framing points to a modest Fredrikstad edge, but not a one-sided fixture. Fredrikstad beat Start 2-1 in the reverse meeting on 29 May 2026, and head-to-head data across recent meetings shows Fredrikstad with five wins to Start’s two, plus four draws in eleven games overall.[2][7][13] Start were also listed 16th and Fredrikstad 11th before kick-off, which supports reading the price as more about relative form and table position than a deep statistical mismatch.[1][6] For comparison, pre-match betting coverage had Fredrikstad around a +0.5 Asian handicap favourite, implying the away side was seen as slightly more robust rather than dominant.[5]
For traders on a crypto-native venue, the main mechanics are the same as any USDC-settled sports market: late lineups, live scoring feeds, and any settlement dependency on official match status matter more than broader macro. The key catalyst is whether the fixture starts and finishes as scheduled, since the contract window ends at 16:00 UTC and the market should track official match confirmation and result reporting rather than in-play price action. If BTC or ETH volatility is elevated, it can affect wider platform liquidity and order-book depth, but the direct driver here remains the football event itself; current reference pages show the match scheduled in Kristiansand at 16:00 UTC.[1][9]
Methodology
This page reads IK Start vs. Fredrikstad FK - More Markets on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
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
- 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.
- 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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