Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Todi: Maxim Mrva vs Pierluigi Basile Set 1 Winner | 100% |
| Todi: Maxim Mrva vs Pierluigi Basile Set 1 O/U 8.5 | 100% |
| Todi: Maxim Mrva vs Pierluigi Basile Set 1 O/U 9.5 | 100% |
| Todi: Maxim Mrva vs Pierluigi Basile Total Sets: O/U 2.5 | 51% |
| Completed Match | 50% |
| Todi: Maxim Mrva vs Pierluigi Basile Match O/U 21.5 | 50% |
| Todi: Maxim Mrva vs Pierluigi Basile Set Handicap +/-1.5 | 50% |
| Todi: Maxim Mrva vs Pierluigi Basile Match O/U 22.5 | 50% |
| Todi: Maxim Mrva vs Pierluigi Basile Set Handicap +/-1.5 | 50% |
| Todi: Maxim Mrva vs Pierluigi Basile Match O/U 23.5 | 50% |
| Todi: Maxim Mrva vs Pierluigi Basile | 23% |
| Todi: Maxim Mrva vs Pierluigi Basile Set 2 O/U 8.5 | 0% |
| Todi: Maxim Mrva vs Pierluigi Basile Set 2 Winner | 0% |
| Todi: Maxim Mrva vs Pierluigi Basile Set 2 O/U 9.5 | 0% |
| Todi: Maxim Mrva vs Pierluigi Basile Set 2 O/U 10.5 | 0% |
| Todi: Maxim Mrva vs Pierluigi Basile Set 1 O/U 10.5 | 0% |
Market context
Maxim Mrva and Pierluigi Basile are scheduled to meet in the Todi tournament on 10 August 2026, with the market currently pricing Mrva's advancement at 69 per cent. The match sits within the ATP Challenger circuit, where both players compete regularly. Mrva, a Slovak player, and Basile, an Italian competitor, represent mid-tier professional rankings typical of this tournament tier. The settlement window closes on 17 August, allowing a seven-day buffer for scheduling delays or postponements before the market defaults to 50-50 resolution.
Historical precedent on Challenger-level matchups suggests that seeding and recent form carry substantial weight in determining outcomes. Players ranked in the 150–250 range—the typical band for Todi participants—show high variance in head-to-head records, making single-match prediction sensitive to injury status, surface preference, and momentum from preceding tournaments. The 69 per cent implied probability for Mrva indicates moderate confidence rather than overwhelming favouritism, consistent with competitive Challenger draws where upsets occur at meaningful frequency.
Traders should monitor official ATP and tournament communications for any withdrawal announcements, which remain common in the week preceding Challenger events. Recent scheduling disruptions across European summer tournaments have occasionally triggered delays beyond the seven-day threshold. Confirmation of both players' participation and any surface-condition updates closer to the match date will provide material signals for position adjustment. Comparative odds across major sportsbooks and Polymarket should be tracked for divergence, as Challenger-level liquidity often reveals sharp-money positioning unavailable in headline markets.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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 Kalshi vs Polymarket. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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 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.
Trade Todi: Maxim Mrva vs Pierluigi Basile on Kalshi vs Polymarket
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