Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) 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 |
|---|---|
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Total Sets: O/U 2.5 | 100% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Set 2 Winner | 100% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Match O/U 21.5 | 100% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Match O/U 22.5 | 100% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Match O/U 23.5 | 100% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Set 2 O/U 8.5 | 100% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Set 2 O/U 9.5 | 100% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery | 100% |
| Completed Match | 100% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Set Handicap +/-1.5 | 0% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Set 1 Winner | 0% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Set 2 O/U 10.5 | 0% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Set 1 O/U 8.5 | 0% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Set 1 O/U 9.5 | 0% |
| Wimbledon WTA: Jasmine Paolini vs Robin Montgomery Set 1 O/U 10.5 | 0% |
Market context
The upcoming Wimbledon WTA match between Jasmine Paolini, the 2024 finalist, and qualifier Robin Montgomery, who boasts 28 career grass wins, is set to begin at 6:00 AM ET on Court 12 in London. Despite the crowd-implied probability of 100% favouring Paolini, traditional betting models and simulations suggest Montgomery holds a statistical edge, with win probabilities ranging from 57.5% to 58% against Paolini’s 42% to 42.5%[1][2]. This divergence mirrors historical cases where on-chain conditional tokens on Polygon, priced in USDC, capture crowd sentiment that contradicts algorithmic win probabilities, often creating arbitrage opportunities when the market overreacts to a player’s recent reputation rather than their specific surface metrics.
Traders must monitor the official tournament schedule for any delays or cancellations, as the contract resolves to a 50-50 split if the match is not played or exceeds a seven-day delay without a winner[1]. A critical catalyst is Montgomery’s recent form, including a retirement in a previous grass match that may signal vulnerability, alongside Paolini’s performance in Eastbourne just days prior[3]. The market’s sensitivity to these dependencies is high, and any announcement regarding player fitness or weather interruptions could rapidly shift the conditional token price away from the current 100% consensus, reflecting the on-chain mechanics where liquidity reacts instantly to new information.
Methodology
This page reviews Wimbledon WTA: Jasmine Paolini vs Robin Montgomery 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 PolyGram, which mirrors the Polymarket order book at 0% fees.
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
- 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 PolyGram. 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram 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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