Bad Homburg Open: Alexandra Eala vs Elise Mertens

Platform comparison

Active sub-markets

Market context

Polymarket is pricing **Alexandra Eala vs Elise Mertens** at **100% YES** in a USDC contract on Polygon, which means the market is effectively treating the outcome as settled in Eala’s favour unless the event mechanics change before resolution. Because this market resolves on who **advances** rather than who merely leads on court, the key distinction is whether the match is completed, abandoned, or delayed past the seven-day window; if it is not completed and no winner is determined, the contract can still fall to 50-50 under the stated rules.

The WTA lists the Bad Homburg Open as a **grass-court** tournament running **21–27 June 2026** in Bad Homburg, with the singles draw already under way, which matters because grass events are compact and weather-sensitive.[1] BBC Sport and ESPN both carried the tournament schedule during the week of 22 June, a reminder that trader attention should centre on whether this specific match is actually placed on court and completed within the event calendar rather than on pre-match seeding alone.[4][8] That setup makes a 100% price unusual in practical terms: it leaves little room for uncertainty unless there is a late withdrawal, walkover, or administrative delay.

For a Polymarket user, the comparable cases to watch are the ones where a tennis market looks certain but the contract still depends on a formal advancement decision. In these WTA grass events, the main catalysts are order-of-play updates, medical or withdrawal notices, and any rain disruption that pushes play beyond the allowed settlement window. If the match is moved, postponed, or cancelled outright, the on-chain outcome can diverge from the live scoreline; if it starts but is not completed, only the official advance decision determines whether the conditional token pays out to Eala or Mertens.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Bad Homburg Open: Alexandra Eala vs Elise Mertens across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket Legit? — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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?

On Polymarket Legit?, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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 it cost to trade on Polymarket Legit??

Zero. Polymarket Legit? routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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.