Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Alternative UK) Pick polygram.ink (preferred broker) |
67% | 33% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
67% | 33% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Indiana Fever vs. Chicago Sky | 67% |
| Spread -5.5 | 50% |
| O/U 191.5 | 49% |
| Aliyah Boston: Points O/U 15.5 | 48% |
| Aliyah Boston: Rebounds O/U 8.5 | 48% |
| O/U 192.5 | 47% |
| Spread -6.5 | 46% |
| O/U 193.5 | 44% |
| Kamilla Cardoso: Rebounds O/U 8.5 | 40% |
| Kamilla Cardoso: Points O/U 15.5 | 31% |
| Courtney Vandersloot: Rebounds O/U 3.5 | 31% |
| Kamilla Cardoso: Assists O/U 2.5 | 30% |
| Caitlin Clark: Assists O/U 8.5 | 29% |
| Kelsey Mitchell: Points O/U 24.5 | 28% |
| Natasha Cloud: Rebounds O/U 3.5 | 28% |
| Natasha Cloud: Assists O/U 6.5 | 28% |
| Natasha Cloud: Points O/U 13.5 | 27% |
| Aliyah Boston: Points O/U 16.5 | 27% |
| Caitlin Clark: Rebounds O/U 4.5 | 26% |
| Kelsey Mitchell: Assists O/U 2.5 | 26% |
| Caitlin Clark: Points O/U 21.5 | 25% |
| Courtney Vandersloot: Assists O/U 6.5 | 25% |
| Aliyah Boston: Rebounds O/U 9.5 | 25% |
| Aliyah Boston: Assists O/U 3.5 | 22% |
| Sydney Taylor: Points O/U 18.5 | 8% |
| Sydney Taylor: Points O/U 17.5 | 1% |
Market context
Polymarket is pricing **Indiana Fever** at **67%** to win this contract, which on the platform settles through USDC on Polygon via conditional tokens against the final WNBA result. The underlying game is Indiana at Chicago, and the market will resolve to the team that wins after overtime; if it is postponed, it stays open until played, while a cancellation with no make-up would force a 50-50 settlement.
That price is in line with a straightforward favourite/underdog split rather than a runaway view. Indiana enters at 19-12 and has been the stronger side over the season and in recent form, but the last meeting with Chicago still needed overtime, with the Fever winning 114-106 on 11 June. ESPN lists Indiana as an away favourite at -5.5, while its recent run includes a narrow 86-84 overtime loss to Las Vegas, a reminder that late swings matter in WNBA pricing and that a short market can still move on one injury, foul trouble, or closing possession.
For traders, the main catalysts are line-up news, any last-minute rest decisions, and whether the game tips on schedule, since postponement keeps the contract alive rather than forcing settlement. Chicago have been competitive despite a 12-19 record, and CBS Sports noted four of their last four defeats were by five points or fewer before this game, which keeps upset risk live even against a stronger favourite. Because the contract is tied to the official final score, including overtime, in-game momentum only matters insofar as it affects the last buzzer outcome.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $49K.
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 Polymarket Alternative UK, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
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 Polymarket Alternative UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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%.
Trade Indiana Fever vs. Chicago Sky on Polymarket Alternative UK
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