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 |
|---|---|
| ITF Tianjin: Chenting Zhu vs JiaYi Wang | 100% |
| Completed Match | 100% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Total Sets: O/U 2.5 | 100% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Set 2 Winner | 100% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Match O/U 21.5 | 100% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Set 1 O/U 8.5 | 100% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Match O/U 22.5 | 100% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Set 1 O/U 9.5 | 100% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Match O/U 23.5 | 100% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Set 1 O/U 10.5 | 100% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Set 1 Winner | 0% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Set 2 O/U 8.5 | 0% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Set Handicap +/-1.5 | 0% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Set 2 O/U 9.5 | 0% |
| ITF Tianjin: Chenting Zhu vs JiaYi Wang Set 2 O/U 10.5 | 0% |
Market context
Chenting Zhu and JiaYi Wang were on court in Tianjin within the last day, with live scores showing the quarter-final actually started and then went to a deciding set before finishing with Wang ahead in the published results feed. That matters because a market priced at **100% YES** is no longer about whether the fixture exists, but about which player is recorded as the advancing winner under the event’s rules. [1][6]
The cleanest recent comparator is their only listed professional head-to-head: Wang beat Zhu 7-6, 6-4 on hard courts at W15 Maanshan in June, and current rankings also lean Wang’s way, with Wang around WTA 525 and Zhu around WTA 687 in the live match pages. That does not make the outcome preordained, but it does explain why crowd pricing has tended to sit with the player already higher in the rankings and previously ahead in the matchup. [3][5][1]
For traders, the key catalyst is whether the result is formally completed and reflected by the tournament and scoring feeds before the settlement window closes. The main things to watch are match completion status, any retirement or walkover notation, and whether official live scoring remains consistent across outlets; if the match were abandoned or voided, the market rules point to a 50-50 resolution rather than a straightforward win for either side. [1][10][13]
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.
- 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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