Wimbledon ATP: Daniel Merida Aguilar vs Daniil Medvedev

Platform comparison

Market context

Daniil Medvedev, the world No. 8 and two-time Wimbledon semifinalist, faces Spain’s Daniel Merida Aguilar (ranked 84th) in the second round of Wimbledon ATP on 1 July 2026, with the match set to begin at 16:05 Moscow time. Prediction markets currently show a 100% implied probability that Medvedev will advance, a stance that aligns with initial sportsbook odds of 1.002 for Medvedev versus 17.5 for Merida Aguilar[1].

Historically, such extreme probability divergences in tennis second-round matches between top-10 and sub-100 players rarely materialise as 100% certainties; even in 2024, when Medvedev defeated a higher-ranked opponent in straight sets, prediction markets retained a 2–3% buffer for upset scenarios[6]. Comparable cases from past Wimbledon editions show that while top-10 players dominate 85–90% of such encounters, the remaining 10–15% often involve injuries, weather delays, or rare ranking collapses, making absolute certainty an outlier rather than a norm[5][7].

Traders should monitor real-time updates on Medvedev’s physical condition following his clinical 6–1, 6–2, 6–4 opening victory, which saw him hit 16 aces and dominate 91 points to 67[3]. Any announcement regarding surface adaptation, fatigue, or schedule changes for the upcoming round could shift implied probabilities, especially given the match’s 2026 settlement window ending 8 July 2026[2]. Recent coverage from Tennis Tonic confirms Medvedev is the pick to win in three sets, reinforcing the market’s directional bias but leaving room for tactical adjustments as the match progresses[1].

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

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.

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.

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.