Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Match O/U 21.5 | 100% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Set 2 O/U 8.5 | 100% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Set 1 O/U 8.5 | 100% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Set 2 O/U 9.5 | 100% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Match O/U 22.5 | 100% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Set 1 O/U 9.5 | 100% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Set 2 O/U 10.5 | 100% |
| Wimbledon WTA: Madison Keys vs Linda Noskova | 0% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Total Sets: O/U 2.5 | 0% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Set 2 Winner | 0% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Set 1 Winner | 0% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Set Handicap +/-1.5 | 0% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Set 1 O/U 10.5 | 0% |
| Wimbledon WTA: Madison Keys vs Linda Noskova Match O/U 23.5 | 0% |
Market context
Madison Keys faces Linda Noskova in the fourth round of the 2026 Wimbledon WTA, with the match scheduled to begin at 10:00 EST on 6 July. Despite the prediction market implying a 0% chance for Keys to advance, sportsbooks heavily favour her, offering moneylines of -142 at DraftKings and approximately 1.72 at 1xBet, while her season record of 29-10 outperforms Noskova’s 25-11[1][2]. This stark divergence between the zero-implied probability on the prediction platform and the clear betting-line consensus suggests a significant pricing inefficiency, as analysts universally acknowledge Keys’ advantage despite Noskova’s back-to-back three-set victories[1][2].
Historically, matches where a lower-ranked player like Keys (favourable despite ranking) faces a higher-ranked opponent with recent three-set wins often produce volatile outcomes, yet the betting markets consistently back the player with superior service-game dominance, a trait both share at over 76%[2]. Traders should monitor the official start time confirmation and any pre-match injury reports, as a cancellation before the first ball would resolve the market to a fair price rather than the current zero[4]. Recent coverage from Last Word on Sports highlights Keys’ form as the primary value driver, reinforcing that the 0% market implied probability contradicts the universal sentiment favouring a Keys victory[1].
Methodology
We track Wimbledon WTA: Madison Keys vs Linda Noskova across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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.
FAQ
- 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.
- 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?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi vs Polymarket trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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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