Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Legit? Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Legit? → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Legit? → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Legit? → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Legit? → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Legit? → |
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 Legit?.
Active sub-markets
| Mallorca Championships: Yannick Hanfmann vs Adolfo Vallejo Set 2 O/U 8.5 | 100% Over | 0% Under |
| Mallorca Championships: Yannick Hanfmann vs Adolfo Vallejo Set 2 O/U 9.5 | 100% Over | 0% Under |
| Mallorca Championships: Yannick Hanfmann vs Adolfo Vallejo Set 2 O/U 10.5 | 100% Over | 0% Under |
| Mallorca Championships: Yannick Hanfmann vs Adolfo Vallejo Match O/U 23.5 | 100% Over | 0% Under |
| Mallorca Championships: Yannick Hanfmann vs Adolfo Vallejo | 100% Yannick Hanfmann | 0% Adolfo Vallejo |
| Mallorca Championships: Yannick Hanfmann vs Adolfo Vallejo Set 1 O/U 10.5 | 100% Over | 0% Under |
Market context
Polymarket is pricing the Hanfmann–Vallejo contract at **100% YES**, so the on-chain market on Polygon is effectively assuming Yannick Hanfmann will be the advance outcome rather than treating this as a live two-sided tennis price. In Polymarket terms, buyers and sellers are trading USDC-denominated conditional tokens against the settlement rule, so the key question is not just who wins on court but whether the match is completed within the contract’s timing and resolution conditions. [1]
That near-certain print is easier to read in light of comparable pre-match assessments, which also lean heavily towards Hanfmann: Tennis.com’s projected winner model gives him a **74%** edge, while Stats Insider similarly lists Hanfmann as the favourite. [2][3] In practical market terms, a 100% reading means the contract is already far beyond a normal probability estimate and is pricing in completion risk as negligible, even though the official rule still leaves room for a 50-50 outcome if the match is not played, is tied, or is delayed beyond seven days without a winner. [1]
For traders, the main catalysts are straightforward: official tournament scheduling, any late withdrawal or walkover announcement, and whether the match actually starts and finishes within the settlement window. Live match trackers listed the contest for Centre Court in Mallorca, and the tournament’s own site has already published a result note indicating Hanfmann beat Vallejo in two tie-break sets, which would normally remove most resolution risk if that result is reflected in Polymarket’s verification flow. [4][6] If there is any discrepancy between the live result, official draw updates, and the market’s reference data, the conditional-token settlement path becomes the relevant watchpoint rather than the pre-match price alone.
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
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- On Polymarket Legit?, which mirrors the Polymarket order book at 0% fees. 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?
- Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Legit? triggers a quick verification flow that finishes in minutes.
- 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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