Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi UK) 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 |
|---|---|
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone | 100% |
| Completed Match | 100% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set 2 Winner | 100% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Match O/U 21.5 | 100% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Total Sets: O/U 2.5 | 100% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set 1 O/U 8.5 | 100% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Match O/U 22.5 | 100% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set 1 O/U 9.5 | 100% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Match O/U 23.5 | 100% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set 1 Winner | 0% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set 2 O/U 8.5 | 0% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set Handicap +/-1.5 | 0% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set 2 O/U 9.5 | 0% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set Handicap +/-1.5 | 0% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set 1 O/U 10.5 | 0% |
| Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone Set 2 O/U 10.5 | 0% |
Market context
Polymarket is pricing the Papoe side at a full **100% YES** on this conditional-token contract, meaning the USDC market on Polygon is treating Radu Mihai Papoe as the near-certain advance before settlement. The underlying event is a men’s singles match in Plovdiv between **Radu Mihai Papoe** and **Franco Agamenone**, scheduled on clay at Court 1 in the Plovdiv 2 Challenger round of 16.[1][2][3][13]
That “all-in” price is much firmer than the pre-match read from other tennis venues, which still show Papoe as a favourite rather than a lock: Tennis.com’s model has Papoe at 62% projected winner, while Kalshi’s parallel market has Papoe around 65% and Agamenone around 35%.[1][13] The head-to-head is also limited, with ATP-listed records showing the pair have already met once, which Papoe won.[9][16] In practical terms, a 100% Polymarket quote usually reflects either an expected on-court result or a market that has become locked by late information rather than a balanced pre-match trade.
For traders, the key catalysts are straightforward: whether the match actually starts, whether either player withdraws or is removed before first ball, and whether the scoreline is completed within the settlement window. Live feeds show the match listed for 6 August at midday UTC, with some scoreboards already reflecting play, so any retirement, postponement, or completed-result update can matter more than ranking gaps.[2][3][10] Because the contract resolves via the listed match outcome, a walkover or abandonment without a winner can still force the 50-50 fallback under the market rules.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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.
UK Frequently Asked Questions
- 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 Kalshi UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
Trade Plovdiv 2: Radu Mihai Papoe vs Franco Agamenone on Kalshi UK
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