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 |
|---|---|
| Completed Match | 100% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Set 1 Winner | 100% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Total Sets: O/U 2.5 | 100% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Set 2 O/U 8.5 | 100% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Match O/U 21.5 | 100% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Set 1 O/U 8.5 | 100% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Match O/U 22.5 | 100% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Match O/U 23.5 | 100% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus | 0% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Set 2 Winner | 0% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Set Handicap +/-1.5 | 0% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Set 2 O/U 9.5 | 0% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Set 1 O/U 9.5 | 0% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Set 2 O/U 10.5 | 0% |
| Hamburg European Open: Darja Semenistaja vs Sinja Kraus Set 1 O/U 10.5 | 0% |
Market context
Market consensus: 100% chance of hamburg european open: darja semenistaja vs sinja kraus. Prediction markets aggregate real capital to produce this probability signal. This market refers to the tennis match between Darja Semenistaja and Sinja Kraus in the Hamburg European Open, originally scheduled for July 21, 2026 at 4:00AM ET. This market wil…
Methodology
We read Hamburg European Open: Darja Semenistaja vs Sinja Kraus 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.
- 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.
- 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. Polymarket Alternative 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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