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 |
|---|---|
| IF Elfsborg (-1.5) | 100% |
| IF Elfsborg (-2.5) | 100% |
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| 1st Half O/U 0.5 | 100% |
| IF Elfsborg O/U 0.5 | 100% |
| IF Elfsborg O/U 1.5 | 100% |
| IF Elfsborg O/U 2.5 | 100% |
| IF Elfsborg 1st Half O/U 0.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| IF Elfsborg 2nd Half O/U 0.5 | 100% |
| IF Elfsborg 2nd Half O/U 1.5 | 100% |
| Vasteraas SK (-1.5) | 0% |
| Vasteraas SK (-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% |
| Vasteraas SK O/U 0.5 | 0% |
| Vasteraas SK O/U 1.5 | 0% |
| Vasteraas SK O/U 2.5 | 0% |
| IF Elfsborg 1st Half O/U 1.5 | 0% |
| Vasteraas SK 1st Half O/U 0.5 | 0% |
| Vasteraas SK 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 2.5 | 0% |
| Vasteraas SK 2nd Half O/U 0.5 | 0% |
| Vasteraas SK 2nd Half O/U 1.5 | 0% |
Market context
Elfsborg and Västerås SK are scheduled to meet in the Swedish Allsvenskan on 14 August at 13:00 ET. The market implies near-certainty that additional betting markets will be offered for this fixture, reflecting standard practice across crypto prediction platforms when covering top-tier European football. Settlement occurs at 17:00 UTC on the same day, allowing for post-match resolution in USDC once official results are confirmed by league authorities.
Historical precedent shows that Allsvenskan matches consistently attract supplementary market offerings on established platforms. Previous fixtures between mid-table and upper-table sides have generated secondary markets covering goals, corners, and player performance metrics within hours of kickoff. The 100% crowd probability here reflects not speculative conviction about match outcome, but rather the near-deterministic nature of market proliferation once a fixture enters the settlement window. Similar Swedish league matches tracked across Polymarket and other USDC-settled venues have seen comparable certainty levels, with actual market creation occurring in 95%+ of cases.
Traders should monitor Allsvenskan's official fixture calendar and any late team news affecting squad availability, as these directly influence which secondary markets liquidity providers choose to launch. Västerås' recent form and Elfsborg's injury status will determine market depth once additional offerings go live. The settlement window's tight closure—ending just four hours after kickoff—means market creation must occur before or immediately after the match concludes. Crypto spot volatility in BTC and ETH on 14 August could affect overall platform liquidity allocation, though football markets typically operate independently of macro conditions.
Methodology
This page reads IF Elfsborg vs. Vasteraas SK - 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
- 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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