Samsun: Kenta Miyoshi vs Constantin Bittoun Kouzmine

Platform comparison

Market context

Kenta Miyoshi against Constantin Bittoun Kouzmine is priced at **0% YES** in the market, which implies the contract is currently treating Miyoshi’s win path as effectively nil. That is a much harsher view than what can be inferred from Miyoshi’s broader record: he is a 21-year-old right-hander with a career singles mark in the mid-50s to low-40s overall and a current ranking around the high 500s to mid-700s depending on the tracker, with no ATP-level main-draw wins logged.[1][5][12] In comparable lower-tier ITF and Challenger spots, pricing can swing sharply on late entry lists and opponent quality, but a zero-implied price usually signals either a mismatch in the available line or a market expecting the player not to take the court at all.[1][5]

The historical frame matters because Miyoshi’s numbers suggest a solid but still developmental level rather than a proven tour-level edge. His recent seasons show winning records on hard courts and broadly positive results across ITF events, including a 2026 run listed at 12–4 in one database and 2025 totals around 13–12 or 12–9 depending on the source.[4][5][9] That profile is consistent with a player who can be competitive in futures-level draws, but not one the market should price as a reliable favourite without a clear ranking or form gap over the opponent.[3][7] If the sportsbook line on Bittoun Kouzmine is materially shorter than the prediction market’s 0% YES, that divergence would point to a scheduling or data issue rather than a clean tennis read.

The main catalysts are confirmation that the match is actually played, the final order of play in Samsun, and any late withdrawal or walkover updates before the scheduled 1 August start time.[Market description] Because this market settles 50-50 if the match is cancelled, ends level, or is delayed beyond seven days without a winner, traders should watch for official tournament draws, revised match times, and any ITF or event-level notices that would move it from an on-court outcome to a contingency settlement.[Market description] In practice, the biggest cross-platform divergence here is likely to be between the prediction market’s zero and any sportsbook price that still reflects a live match, with analyst consensus effectively unavailable unless the draw and start-list confirm the fixture.

Sources: 1 · 2 · 3 · 4 · 5

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.

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.

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.

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.

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.