Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi UK) 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 |
|---|---|
| The Hundred, Women: London Spirit vs Birmingham Phoenix | 100% |
| The Hundred, Women: London Spirit vs Birmingham Phoenix - Completed match? | 100% |
| The Hundred, Women: London Spirit vs Birmingham Phoenix - Who wins the toss? | 0% |
Market context
Polymarket is pricing this contract at **100% YES**, so the market is effectively already treating London Spirit vs Birmingham Phoenix as a settled positive outcome in conditional-token terms on Polygon, with USDC collateral reflecting full conviction rather than an open match bet. The real-world game was played at Lord’s in The Hundred Women, and the on-chain question is whether the competition has already produced the qualifying result needed for resolution under the market rules.
Recent comparable results point in the same direction. London Spirit beat Birmingham Phoenix by **32 runs** in this year’s meeting at Lord’s, with Marizanne Kapp anchoring Spirit’s total and Phoenix bowled out in pursuit[1]. That follows a wider pattern in this fixture: Spirit also thrashed Phoenix by **88 runs** in 2025, one of the largest margins in The Hundred women’s competition[2][3]. Even earlier, Spirit had beaten Phoenix at Lord’s in 2024, which gives traders a clear historical frame: this is a match-up that has often leaned towards Spirit when the two sides meet at the same venue[5]. For a Polymarket user, the practical read is that a 100% price usually means the contract is no longer carrying live event risk, unless there is a rules dispute or settlement timing issue.
The main catalysts to watch are formal result confirmation, scorecard reconciliation, and any competition notices about abandonments, no-results, or disciplinary rulings that could affect settlement, although none are indicated in the available reports. ESPN and Sofascore both list the match as completed with London Spirit winning by 32 runs, and Cricbuzz’s live page shows Birmingham Phoenix chose to bowl, which matches a standard completed contest rather than an interrupted one[1][4][17]. With the settlement window running to 2026-08-16T09:30:00Z, the only meaningful dependency for holders is whether the event organisers and Polymarket’s conditional token resolution recognise the published result as final[1][17].
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $175K.
Methodology
This page reviews The Hundred, Women: London Spirit vs Birmingham Phoenix 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
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 Kalshi UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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 The Hundred, Women: London Spirit vs Birmingham Phoenix on Kalshi UK
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