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 | 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% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set 2 Winner | 100% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Total Sets: O/U 2.5 | 100% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Match O/U 21.5 | 100% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Match O/U 22.5 | 100% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Match O/U 23.5 | 100% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set 1 Winner | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set 1 O/U 8.5 | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set 1 O/U 9.5 | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set 1 O/U 10.5 | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set 2 O/U 8.5 | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set 2 O/U 9.5 | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set 2 O/U 10.5 | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set Handicap +/-1.5 | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Set Handicap +/-1.5 | 0% |
| Jingshan: Viktoria Morvayova vs Sara Sorribes Tormo Game Spread +/-5.5 | 0% |
Market context
Traders on decentralised prediction markets give 100% probability to jingshan: viktoria morvayova vs sara sorribes tormo. This market refers to the tennis match between Viktoria Morvayova and Sara Sorribes Tormo in the Jingshan, originally scheduled for September 28, 2026 at 11:00PM ET. This market will resolve to 'Vikt…
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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.
- 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.
- 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 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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