Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
54% | 46% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
54% | 46% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Match O/U 21.5 | 54% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set 2 O/U 8.5 | 52% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set 1 O/U 8.5 | 51% |
| Completed Match | 50% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set 2 O/U 9.5 | 50% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set 1 O/U 9.5 | 50% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set 2 O/U 10.5 | 50% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set 1 O/U 10.5 | 50% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Match O/U 22.5 | 48% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set 2 Winner | 45% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Match O/U 23.5 | 43% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Total Sets: O/U 2.5 | 42% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk | 40% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set 1 Winner | 36% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set Handicap +/-1.5 | 32% |
| Wimbledon WTA: Emma Navarro vs Marta Kostyuk Set Handicap +/-1.5 | 17% |
Market context
Market consensus: 54% chance of wimbledon wta: emma navarro vs marta kostyuk. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Emma Navarro and Marta Kostyuk in the Wimbledon WTA, originally scheduled for July 3, 2026 at 6:00AM ET. This market will resolve to…
Methodology
We read Wimbledon WTA: Emma Navarro vs Marta Kostyuk from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live mid is the canonical probability; the side-by-side columns benchmark fees, KYC, settlement currency and deposit rails so you can choose the venue that fits your jurisdiction and trade size.
Resolution & payout
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- What does Polymarket cost vs Kalshi?
- Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Robinhood Prediction Markets has a different geo footprint and routes to Polymarket's order book at 0% fees.
- Are all these platforms regulated?
- No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Robinhood Prediction Markets offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
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