Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Alternative) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Set 1 Winner | 100% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Set 1 O/U 9.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Set 1 O/U 10.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Set 2 O/U 8.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Set 2 O/U 9.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Set 1 O/U 8.5 | 100% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Match O/U 23.5 | 87% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Match O/U 21.5 | 75% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Match O/U 22.5 | 75% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Total Sets: O/U 2.5 | 75% |
| Completed Match | 50% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Set Handicap +/-1.5 | 25% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito | 19% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Set 2 O/U 10.5 | 0% |
| Wimbledon WTA: Dayana Yastremska vs Aoi Ito Set 2 Winner | 0% |
Market context
Market consensus: 100% chance of wimbledon wta: dayana yastremska vs aoi ito. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Dayana Yastremska and Aoi Ito in the Wimbledon WTA, originally scheduled for June 29, 2026 at 6:00AM ET. This market will resolve to…
Methodology
We read Wimbledon WTA: Dayana Yastremska vs Aoi Ito 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
- 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 has the deepest liquidity?
- Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
- Is Betfair a Polymarket alternative?
- Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.
- What about Smarkets as an alternative?
- Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
- 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.
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