Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Who Will Win) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Gangwon FC | 100% |
| Ulsan HD FC | 0% |
| Draw | 0% |
Market context
Ulsan HD FC travel to face Gangwon FC in the K-League on Sunday, 16 August 2026. The current market probability sits at 0% for a Ulsan victory, suggesting either a draw or Gangwon win is priced as certain. This extreme skew warrants scrutiny, particularly given Ulsan's historical standing in Korean football and the volatility typical of mid-season league fixtures.
Ulsan HD has finished in the top three of the K-League in seven of the past ten seasons and won the title in 2020. Gangwon, by contrast, has cycled between mid-table finishes and relegation battles. A 0% probability for Ulsan to win implies the market is either pricing in a near-certain draw or backing Gangwon as heavy favourites—an unusual positioning given the clubs' relative pedigree. Historical head-to-head records and recent form disparities rarely justify such extreme probabilities in domestic league play, where upsets occur but outright dismissal of a traditional powerhouse remains rare.
Traders should monitor team news releases and injury bulletins in the fortnight before kick-off, as absences of key players can shift match dynamics substantially. Ulsan's fixture congestion in late July and early August, alongside any continental competition commitments, could affect squad rotation and fatigue levels. Gangwon's home advantage at Gangneung Stadium carries weight, but the absence of recent news suggesting Ulsan's exceptional weakness or Gangwon's exceptional strength leaves room for contrarian positioning. The settlement window closes at 10:30 GMT on match day, allowing final-hour adjustments once team sheets are confirmed.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $83K.
Methodology
We track Ulsan HD FC vs. Gangwon FC across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
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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