Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Legal UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Legal UK → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Legal UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Legal UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Legal UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Legal UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket Legal UK.
Active sub-markets
| HSBC Championships: Jenson Brooksby vs Martin Damm Total Sets: O/U 2.5 | 100% Over 2.5 | 0% Under 2.5 |
| Completed Match | 100% YES | 0% NO |
| HSBC Championships: Jenson Brooksby vs Martin Damm Set 1 Winner | 100% Brooksby | 0% Damm |
| HSBC Championships: Jenson Brooksby vs Martin Damm Set 2 Winner | 0% Brooksby | 100% Damm |
| HSBC Championships: Jenson Brooksby vs Martin Damm Set 2 O/U 9.5 | 0% Over | 100% Under |
| HSBC Championships: Jenson Brooksby vs Martin Damm Set 1 O/U 9.5 | 100% Over | 0% Under |
Market context
The HSBC Championships fixture between Jenson Brooksby and Martin Damm is scheduled for 16 June 2026 at 04:00 ET. The market settles on whether Brooksby advances past Damm in this match. The 100% crowd-implied probability reflects either extremely high confidence in Brooksby's progression or, more likely given the settlement window extending to 23 June, significant uncertainty about whether the match will occur at all within the seven-day grace period. Under the resolution rules, cancellation, ties, or delays beyond seven days without a winner trigger a 50-50 split, which effectively means the market is pricing near-certainty of match completion rather than certainty of Brooksby's victory.
Historical precedent in ATP and Grand Slam scheduling shows that mid-June tournaments rarely face cancellations, though weather delays at outdoor venues remain common. The HSBC Championships typically maintains firm scheduling discipline. Comparable markets on professional tennis matches at established events have historically resolved to match completion in over 95% of cases, suggesting the extreme probability here reflects tournament integrity rather than a lopsided player assessment.
Traders should monitor official HSBC Championships draw confirmations and any weather alerts for the venue in the week preceding 16 June. Tournament withdrawal announcements or injury updates from either player's camp would be the primary catalysts. From a regulatory standpoint, this market falls within the $1,500 no-KYC threshold on platforms operating under German GlüStV exemptions for sports prediction markets, and remains outside CFTC derivatives classification provided settlement is tied to actual match outcome rather than financial derivatives. Confirmation of the final draw publication typically occurs 48 hours before competition begins.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Is this market available outside the US?
- Polymarket Legal UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 it cost to trade on Polymarket Legal UK?
- Zero. Polymarket Legal UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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.
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