Wimbledon ATP: Kamil Majchrzak vs Alejandro Tabilo

Platform comparison

Market context

The upcoming first-round clash at Wimbledon 2026 between Polish defender Kamil Majchrzak and Chilean left-hander Alejandro Tabilo is priced at 100% YES on the contract that resolves to Majchrzak advancing, a valuation that ignores the live odds showing Tabilo as the clear favourite to win the match. On-chain, this Polymarket position uses USDC on Polygon, where conditional tokens lock the payout only if Majchrzak defeats Tabilo; the current price implies the market believes the match will not happen or will be cancelled, rather than Majchrzak winning outright.

Historically, prediction markets that price a specific player advancing at 100% before a match begins often signal an anticipated cancellation, weather delay, or injury withdrawal rather than a genuine upset, as seen in previous Wimbledon contracts where 100% pricing preceded matches that were suspended due to rain or player illness. In tennis, such extreme pricing usually reflects dependencies on external factors like court availability or medical reports, not the on-court probability of a lower-ranked player defeating a top-35 opponent like Tabilo, who holds a powerful left-handed serve and aggressive shot-making style suited for grass.

Traders should monitor the official Wimbledon schedule for Court 5 updates, player medical bulletins, and any announcements regarding rain delays or court closures, as these are the primary catalysts that could trigger the 50-50 resolution clause if the match is not completed. Recent coverage from TennisTemple highlights the head-to-head disparity and Tabilo’s ranking advantage, suggesting that any shift in the 100% price will likely stem from news of a cancellation rather than a change in match dynamics, making schedule dependencies the critical variable for this contract.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Wimbledon ATP: Kamil Majchrzak vs Alejandro Tabilo 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

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.

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.