Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi UK) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
99% | 1% | 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 |
|---|---|
| Jonquel Jones: Points O/U 14.5 | 99% |
| New York Liberty vs. Connecticut Sun | 92% |
| Spread -7.5 | 72% |
| Spread -8.5 | 68% |
| O/U 169.5 | 52% |
| Breanna Stewart: Points O/U 21.5 | 50% |
| Sabrina Ionescu: Points O/U 18.5 | 50% |
| Pauline Astier: Points O/U 7.5 | 50% |
| Jonquel Jones: Rebounds O/U 9.5 | 50% |
| Breanna Stewart: Rebounds O/U 8.5 | 50% |
| Sabrina Ionescu: Rebounds O/U 4.5 | 50% |
| Breanna Stewart: Assists O/U 3.5 | 50% |
| Jonquel Jones: Assists O/U 2.5 | 50% |
| Pauline Astier: Assists O/U 2.5 | 50% |
| Brittney Griner: Points O/U 11.5 | 50% |
| Leïla Lacan: Points O/U 11.5 | 50% |
| Brittney Griner: Rebounds O/U 6.5 | 50% |
| Leïla Lacan: Assists O/U 4.5 | 50% |
| Olivia Nelson-Ododa: Rebounds O/U 6.5 | 50% |
| Pauline Astier: Assists O/U 3.5 | 50% |
| Pauline Astier: Points O/U 8.5 | 50% |
| Sabrina Ionescu: Points O/U 17.5 | 50% |
| Pauline Astier: Points O/U 9.5 | 50% |
| Olivia Nelson-Ododa: Rebounds O/U 7.5 | 50% |
| Brittney Griner: Points O/U 12.5 | 48% |
| O/U 174.5 | 46% |
| O/U 171.5 | 46% |
| O/U 172.5 | 45% |
| O/U 173.5 | 41% |
| O/U 175.5 | 33% |
| O/U 176.5 | 30% |
| O/U 177.5 | 28% |
| Sabrina Ionescu: Assists O/U 5.5 | 25% |
| Sabrina Ionescu: Assists O/U 4.5 | 5% |
Market context
The New York Liberty face the Connecticut Sun on 15 August in a regular-season WNBA matchup scheduled for 1:00 PM ET. Polymarket currently prices the Liberty's victory at 92% implied probability, reflecting their status as heavy favourites. This pricing sits on-chain as conditional USDC tokens on Polygon, settling to either the Liberty or Sun contract depending on final score including overtime. The 8-percentage-point gap between this probability and certainty suggests meaningful uncertainty persists despite the Liberty's positioning.
Liberty's regular-season record and playoff trajectory provide the primary historical lens for interpreting this probability. New York has established itself as a top-tier Eastern Conference contender this season, whilst Connecticut has competed more inconsistently. Head-to-head records between these franchises, combined with current roster health and recent form, typically anchor how prediction markets price WNBA matchups. The 92% reading aligns with what would be expected for a strong favourite playing at home or in a neutral venue, though the specific game context—whether either team rests players or manages injuries—materially affects the actual outcome distribution.
Traders should monitor official roster announcements through 15 August, particularly regarding injury status for key players on either side. Back-to-back game scheduling, travel logistics, and any last-minute coaching decisions can shift conditional probabilities in the final hours before tip-off. The settlement window closes at 17:00 ET on 15 August, providing a hard deadline for position closure. Any postponement would keep the market open until completion; cancellation without a make-up game would trigger 50-50 resolution, a tail risk currently priced into the 8-point spread from certainty.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $389K.
Methodology
This page reviews New York Liberty vs. Connecticut Sun across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi UK, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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.
- 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%.
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