Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Rome: Julia Riera vs Darja Semenistaja | 100% |
| Completed Match | 100% |
| Rome: Julia Riera vs Darja Semenistaja Set 1 Winner | 100% |
| Rome: Julia Riera vs Darja Semenistaja Total Sets: O/U 2.5 | 100% |
| Rome: Julia Riera vs Darja Semenistaja Set 2 O/U 8.5 | 100% |
| Rome: Julia Riera vs Darja Semenistaja Match O/U 21.5 | 100% |
| Rome: Julia Riera vs Darja Semenistaja Set 2 O/U 9.5 | 100% |
| Rome: Julia Riera vs Darja Semenistaja Match O/U 22.5 | 100% |
| Rome: Julia Riera vs Darja Semenistaja Match O/U 23.5 | 100% |
| Rome: Julia Riera vs Darja Semenistaja Set 2 Winner | 0% |
| Rome: Julia Riera vs Darja Semenistaja Set 1 O/U 8.5 | 0% |
| Rome: Julia Riera vs Darja Semenistaja Set Handicap +/-1.5 | 0% |
| Rome: Julia Riera vs Darja Semenistaja Set 1 O/U 9.5 | 0% |
| Rome: Julia Riera vs Darja Semenistaja Set Handicap +/-1.5 | 0% |
| Rome: Julia Riera vs Darja Semenistaja Set 1 O/U 10.5 | 0% |
| Rome: Julia Riera vs Darja Semenistaja Set 2 O/U 10.5 | 0% |
Market context
Market consensus: 100% chance of rome: julia riera vs darja semenistaja. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Julia Riera and Darja Semenistaja in the Rome, originally scheduled for July 14, 2026 at 4:00AM ET. This market will resolve to 'Jul…
Methodology
We track Rome: Julia Riera vs Darja Semenistaja 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
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
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 Kalshi Fees. 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.
- 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.
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