Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Newport: Katie Volynets vs Tatjana Maria Set 2 O/U 8.5 | 100% |
| Newport: Katie Volynets vs Tatjana Maria Set Handicap +/-1.5 | 100% |
| Newport: Katie Volynets vs Tatjana Maria Set 2 O/U 9.5 | 100% |
| Newport: Katie Volynets vs Tatjana Maria | 0% |
| Newport: Katie Volynets vs Tatjana Maria Total Sets: O/U 2.5 | 0% |
| Newport: Katie Volynets vs Tatjana Maria Set 1 O/U 8.5 | 0% |
| Newport: Katie Volynets vs Tatjana Maria Match O/U 21.5 | 0% |
| Newport: Katie Volynets vs Tatjana Maria Set 1 Winner | 0% |
| Newport: Katie Volynets vs Tatjana Maria Set 2 Winner | 0% |
| Newport: Katie Volynets vs Tatjana Maria Set Handicap +/-1.5 | 0% |
| Newport: Katie Volynets vs Tatjana Maria Set 1 O/U 9.5 | 0% |
| Newport: Katie Volynets vs Tatjana Maria Match O/U 22.5 | 0% |
| Newport: Katie Volynets vs Tatjana Maria Set 1 O/U 10.5 | 0% |
| Newport: Katie Volynets vs Tatjana Maria Match O/U 23.5 | 0% |
| Newport: Katie Volynets vs Tatjana Maria Set 2 O/U 10.5 | 0% |
Market context
Market consensus: 100% chance of newport: katie volynets vs tatjana maria. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Katie Volynets and Tatjana Maria in the Newport, originally scheduled for July 12, 2026 at 12:30PM ET. This market will resolve to '…
Methodology
This page reviews Newport: Katie Volynets vs Tatjana Maria 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 Prediction Today, which mirrors the Polymarket order book at 0% fees.
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 Prediction Today. 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 Prediction Today 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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