Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
67% | 33% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
67% | 33% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
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 PolyGram.
Active sub-markets
Market context
Elina Svitolina faces Anna Bondar in the first round of Roland Garros women's singles on 24 May 2026. Svitolina, a Ukrainian player ranked in the top 20 for most of the past decade, carries significant seeding advantage and experience at clay-court majors. Bondar, a Romanian qualifier or lower-ranked entrant, would need to execute a substantial upset to progress. The 75% implied probability reflects standard expectations for a matchup of this profile—a clear favourite without overwhelming dominance in the betting market.
Historical Roland Garros first-round data shows that seeded players in Svitolina's range (typically seeds 15–30) advance approximately 70–80% of the time against unseeded or lower-ranked opponents, though clay-court specialists and players with strong junior records occasionally disrupt these patterns. Bondar's recent form and head-to-head record against Svitolina, if any exists, would refine this baseline. The market's 75% reading sits within expected bounds, suggesting neither sharp information nor significant mispricing at present.
Traders should monitor official draw confirmations and injury updates through late May, as Roland Garros scheduling occasionally shifts matches within the first week. Payment friction remains material for UK-based traders: SEPA deposits clear within 1–2 business days, whilst Klarna instalments allow position entry without upfront capital, though withdrawal via USDC or bank transfer may incur processing delays if the market settles near the deadline on 31 May. Early liquidity tends to concentrate around seeded matchups; book depth here should support standard stake sizes without slippage.
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 PolyGram, 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
- Where can I trade this market with the lowest fees?
- On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 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.
Trade Roland Garros WTA: Elina Svitolina vs Anna Bondar on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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