Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Best Prediction Markets Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Best Prediction Markets → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Best Prediction Markets → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Best Prediction Markets → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Best Prediction Markets → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Best Prediction Markets → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Best Prediction Markets.
Active sub-markets
| Wimbledon, Qualification WTA: Hayu Kinoshita vs Viktoriya Tomova | 100% Hayu Kinoshita | 0% Viktoriya Tomova |
| Completed Match | 100% YES | 0% NO |
| Wimbledon, Qualification WTA: Hayu Kinoshita vs Viktoriya Tomova Match O/U 21.5 | 0% Over | 100% Under |
| Wimbledon, Qualification WTA: Hayu Kinoshita vs Viktoriya Tomova Match O/U 22.5 | 0% Over | 100% Under |
| Wimbledon, Qualification WTA: Hayu Kinoshita vs Viktoriya Tomova Match O/U 23.5 | 0% Over | 100% Under |
| Wimbledon, Qualification WTA: Hayu Kinoshita vs Viktoriya Tomova Set 1 Winner | 100% Kinoshita | 0% Tomova |
Market context
Hayu Kinoshita and Viktoriya Tomova are set to face off in the Wimbledon WTA Qualifying round on Court 11, with the match originally scheduled for Tuesday at 5:00 pm local time. While the prediction market currently implies a 100% certainty that the match will proceed and resolve to a winner, this stands in stark contrast to the broader sportsbook consensus. Major bookmakers like FanDuel and SportyTrader list Tomova as the clear favourite, offering odds of 1.60 against Kinoshita’s 2.26, and analyst picks from Tennis Tonic explicitly favour Tomova to win in three sets[1][3]. This divergence suggests the market’s absolute probability may be pricing in a structural certainty of the event occurring rather than a genuine assessment of competitive advantage, a pattern often seen when markets conflate event validity with outcome likelihood.
Historically, similar qualification matches at Wimbledon have produced volatile outcomes where the lower-ranked player capitalises on grass-court conditions, yet the current pricing ignores this nuance entirely. Traders should monitor the official WTA schedule and any late announcements regarding player fitness or court assignments, as these dependencies can shift the implied probability rapidly. Recent live score data indicates Tomova has already secured a 2-0 lead in a prior encounter, reinforcing her status as the stronger candidate[2][8]. With the settlement window closing on 1 July 2026, the key catalyst remains the confirmation that the match begins and completes without delay, as any cancellation or tie would reset the market to a 50-50 split, invalidating the current 100% certainty[1].
Methodology
This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets, 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.
FAQ
- 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.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Best Prediction Markets triggers a quick verification flow that finishes in minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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