Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) 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 |
|---|---|
| O/U 0.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| Fagiano Okayama O/U 0.5 | 61% |
| V-Varen Nagasaki 2nd Half O/U 0.5 | 51% |
| V-Varen Nagasaki O/U 2.5 | 50% |
| Both Teams to Score in Second Half | 50% |
| 2nd Half O/U 1.5 | 50% |
| 2nd Half O/U 2.5 | 50% |
| Fagiano Okayama 2nd Half O/U 0.5 | 50% |
| Fagiano Okayama 2nd Half O/U 1.5 | 50% |
| V-Varen Nagasaki 2nd Half O/U 1.5 | 50% |
| O/U 1.5 | 40% |
| V-Varen Nagasaki O/U 1.5 | 30% |
| Fagiano Okayama O/U 1.5 | 29% |
| Fagiano Okayama (-1.5) | 28% |
| Fagiano Okayama (-2.5) | 24% |
| V-Varen Nagasaki (-2.5) | 17% |
| V-Varen Nagasaki O/U 0.5 | 16% |
| Both Teams to Score | 14% |
| O/U 2.5 | 8% |
| Fagiano Okayama O/U 2.5 | 3% |
| O/U 3.5 | 2% |
| O/U 4.5 | 1% |
| Fagiano Okayama 1st Half O/U 1.5 | 1% |
| V-Varen Nagasaki (-1.5) | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 0.5 | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Fagiano Okayama 1st Half O/U 0.5 | 0% |
| V-Varen Nagasaki 1st Half O/U 0.5 | 0% |
| V-Varen Nagasaki 1st Half O/U 1.5 | 0% |
Market context
Fagiano Okayama travel to V-Varen Nagasaki on 15 August for a J. League Division 2 fixture, with the market currently pricing additional betting markets at 28% probability. The match kicks off at 5:55 AM ET, placing it early in the European and North American trading windows. No material squad news or injury updates have emerged in the past 48 hours that would shift either side's competitive standing materially.
Okayama finished the 2023 season in mid-table, whilst Nagasaki has historically occupied the lower reaches of J2. When examining comparable fixtures between sides of this relative standing—mid-table versus lower-table in Japan's second tier—additional markets have typically settled around 35–45% probability, suggesting the current 28% reflects either a perception of reduced liquidity demand or specific fixture dynamics traders are pricing in. The gap between historical norms and current odds warrants attention from those familiar with J2 trading patterns.
Traders should monitor team news releases through to settlement, particularly any late squad confirmations or weather advisories affecting pitch conditions in the Okayama region. J. League fixtures occasionally see administrative announcements regarding broadcast availability or scheduling adjustments within 24 hours of kickoff. The settlement window closes at 09:55 UTC on 15 August, leaving a narrow window post-match for resolution. Fixture timing in early-morning European hours typically correlates with lower overall market participation, which can explain probability compression relative to comparable matchups.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, which mirrors the Polymarket order book directly.
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
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Prediction Today. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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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