Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Champions League Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Roehampton: Peter Makk vs Marcus Walters | 100% |
| Completed Match | 100% |
Market context
The qualifying draw for the Roehampton tournament in August 2026 pairs Peter Makk against Marcus Walters, with the winner advancing further in the competition. The match is scheduled for 18 August at 08:00 ET, giving traders a seven-day window before the settlement deadline of 25 August at 12:00 UTC. The 100% implied probability suggests either exceptional clarity around one player's form or limited historical data between these competitors at this level.
Makk and Walters operate in the lower-ranked professional and qualifying circuit, where recent tournament results and surface preference carry disproportionate weight. Head-to-head records at this tier are often sparse or absent entirely, meaning traders should prioritise recent qualifying performances, ATP Challenger results, and grass-court experience. The Roehampton event precedes the US Open season, so players may be managing workload or injury concerns. Recent ITF and Challenger results from July 2026 would indicate momentum, whilst any late withdrawals or scheduling conflicts could trigger the 50-50 tie-break clause if the match is delayed beyond seven days.
Traders should monitor official ATP and tournament websites for withdrawal announcements, particularly in the 48 hours before the scheduled date. Grass-court specialists typically outperform on Roehampton's surface, so comparative records on similar courts matter more than hard-court form. The settlement window's tight margin—just seven days post-match—means any administrative delays or incomplete matches would push resolution to 50-50, reducing the practical value of the current extreme probability unless one player has demonstrably superior recent qualifying credentials.
Methodology
Football-specific comparison page for Roehampton: Peter Makk vs Marcus Walters. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi (US-focused) or Manifold (play-money).
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
UK Frequently Asked Questions
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- Can I trade Premier League prediction markets from the UK?
- Yes. Polymarket has Premier League outcome markets (title winner, relegation, top scorer). For UK traders wanting GBP settlement and UKGC protection, Betfair Exchange and Smarkets offer Premier League futures and match markets. Betfair is the deepest liquidity venue for UK football exchange markets.
Trade Roehampton: Peter Makk vs Marcus Walters on Champions League Prediction
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