Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Total Sets: O/U 2.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Match O/U 21.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set 1 Winner | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set 1 O/U 8.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set 2 O/U 8.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Match O/U 22.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set 1 O/U 9.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set 2 O/U 9.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Match O/U 23.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set 1 O/U 10.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set 2 O/U 10.5 | 100% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee | 0% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set 2 Winner | 0% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set Handicap +/-1.5 | 0% |
| Plovdiv 2: Samuele Pieri vs Gerard Campana Lee Set Handicap +/-1.5 | 0% |
Market context
Samuele Pieri’s meeting with Gerard Campana Lee in Plovdiv 2 sits close to a coin-flip on the contract, with the market at **45% YES** and Tennis Temple’s live match page showing Pieri at ATP 386 against Campana Lee at ATP 585, a ranking gap that modestly favours Pieri on paper.[1][15] That lines up with the broader pricing picture: Tennis.com’s tournament page shows an even **50%/50% projection**, while bookmaker-facing odds tilt more clearly towards Pieri, with implied probabilities around the low-60s at 1.52 and 1.40 in separate books.[3][10][12] The prediction market is therefore leaning less strongly than the sportsbooks, suggesting traders are pricing in either match volatility or uncertainty around whether the ranking edge translates cleanly on the day.[3][10][12]
Comparable cases in Challenger-level tennis often settle well away from the pre-match favourite when price gaps are narrow and form data are mixed, so a mid-40s market price is consistent with a contest that the books see as favouring Pieri but not decisively so.[10][11] Tennis news and live-score services also matter here because lower-tier events can be sensitive to late withdrawals, court assignments, and walkovers; the listed match remains upcoming on tournament and scoreboard pages, with round information and court listings still active at the time of writing.[2][3][6] For this contract, the key catalysts are whether the fixture starts on schedule, whether either player is marked retired or withdrawn, and whether the result is officially completed before the settlement window closes, since an unplayed or unresolved match can trigger the market’s 50-50 fallback.[3][6][18]
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets, which mirrors the Polymarket order book directly.
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 Best Prediction Markets. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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 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.
- 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 Plovdiv 2: Samuele Pieri vs Gerard Campana Lee on Best Prediction Markets
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