Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Review UK) Pick polygram.ink (preferred broker) |
51% | 49% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
51% | 49% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Set 1 Winner | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Set 1 O/U 8.5 | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Set 2 O/U 8.5 | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Set 1 O/U 9.5 | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Match O/U 22.5 | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Set 2 O/U 9.5 | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Set Handicap +/-1.5 | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Set 1 O/U 10.5 | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Set 2 O/U 10.5 | 51% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Total Sets: O/U 2.5 | 50% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Set 2 Winner | 50% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Match O/U 21.5 | 50% |
| Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic Match O/U 23.5 | 50% |
| Completed Match | 15% |
Market context
Tristan Boyer against Bernard Tomic in Los Cabos is a qualification match, so the market is really pricing which player is more likely to advance rather than raw match quality. The current crowd-implied probability of 51% is close to a coin flip, which fits a fixture where the edge is thin and any move in price can come from line-up confirmation, fitness signals, or late draw changes rather than from a strong underlying consensus. Tennis Tonic’s pre-match view also had Boyer as the pick to win, with opening odds showing Boyer shorter than Tomic, which is consistent with a slight favourite but not a dominant one.[1]
For traders using bots or conditional orders, the practical read is that small information shocks matter. Qualification matches can be affected by withdrawals, schedule compression, and whether a player arrives from another event with reduced recovery time; if the match is not played, ends level, or is pushed beyond the settlement window without a winner, the market resolves 50-50, so automated strategies should include stale-fixture checks and cancellation handling. The key catalysts to monitor are official order-of-play updates, any injury or retirement notices, and whether either player is confirmed to start on time, because a delayed or abandoned qualifying match changes the payoff mechanics as much as the tennis outcome itself.[1]
Sources: 1
Methodology
We track Los Cabos Open, Qualification: Tristan Boyer vs Bernard Tomic across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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
- 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 Polymarket Review UK. 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.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Review UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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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