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% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set 2 O/U 8.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set 1 O/U 8.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Match O/U 21.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set 2 O/U 9.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Match O/U 22.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set 1 O/U 9.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set Handicap +/-1.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set 2 O/U 10.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Match O/U 23.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set 1 O/U 10.5 | 100% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche | 0% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set 1 Winner | 0% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set Handicap +/-1.5 | 0% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Total Sets: O/U 2.5 | 0% |
| Quebec City: Benjamin Bonzi vs Luca Van Assche Set 2 Winner | 0% |
Market context
Traders on decentralised prediction markets give 100% probability to quebec city: benjamin bonzi vs luca van assche. This market refers to the tennis match between Benjamin Bonzi and Luca Van Assche in the Quebec City, originally scheduled for August 21, 2026 at 11:00AM ET. This market will resolve to 'Benjamin Bon…
Methodology
This page compares Quebec City: Benjamin Bonzi vs Luca Van Assche specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Polymarket Alternative, which mirrors the Polymarket order book at 0% fees.
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.
- 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.
- 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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