Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Election Predictions UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Newport: Stefan Kozlov vs Yibing Wu | 100% |
| Completed Match | 100% |
| Newport: Stefan Kozlov vs Yibing Wu Total Sets: O/U 2.5 | 100% |
| Newport: Stefan Kozlov vs Yibing Wu Set 1 Winner | 100% |
| Newport: Stefan Kozlov vs Yibing Wu Set 1 O/U 8.5 | 100% |
| Newport: Stefan Kozlov vs Yibing Wu Match O/U 21.5 | 100% |
| Newport: Stefan Kozlov vs Yibing Wu Set 1 O/U 9.5 | 100% |
| Newport: Stefan Kozlov vs Yibing Wu Match O/U 22.5 | 100% |
| Newport: Stefan Kozlov vs Yibing Wu Match O/U 23.5 | 100% |
| Newport: Stefan Kozlov vs Yibing Wu Set 2 Winner | 0% |
| Newport: Stefan Kozlov vs Yibing Wu Set 2 O/U 8.5 | 0% |
| Newport: Stefan Kozlov vs Yibing Wu Set Handicap +/-1.5 | 0% |
| Newport: Stefan Kozlov vs Yibing Wu Set 2 O/U 9.5 | 0% |
| Newport: Stefan Kozlov vs Yibing Wu Set Handicap +/-1.5 | 0% |
| Newport: Stefan Kozlov vs Yibing Wu Set 2 O/U 10.5 | 0% |
| Newport: Stefan Kozlov vs Yibing Wu Set 1 O/U 10.5 | 0% |
Market context
Market consensus: 100% chance of newport: stefan kozlov vs yibing wu. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Stefan Kozlov and Yibing Wu in the Newport, originally scheduled for July 8, 2026 at 6:30PM ET. This market will resolve to 'Stefan …
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Newport: Stefan Kozlov vs Yibing Wu plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
FAQ
- How accurate are political prediction markets?
- Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Election Predictions UK route into the same order book at 0% fees.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- Which political events have the biggest volume?
- US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.
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