Lexus Eastbourne Open: Kimberly Birrell vs Barbora Krejcikova

Platform comparison

Active sub-markets

Market context

The underlying real-world event is the women’s singles tennis match between Kimberly Birrell and Barbora Krejcikova at the 2026 Lexus Eastbourne Open, scheduled for 23 June 2026 at 5:00 AM ET. The tournament runs from 20 to 27 June at Devonshire Park, with matches typically starting at 11:00 AM local time [1][3]. This market resolves to Birrell if she advances, to Krejcikova if she wins, and to 50-50 if the match is canceled, tied, or delayed beyond seven days without a winner.

Historically, prediction markets on tennis matches with 100% crowd-implied probability often reflect either a player’s withdrawal before the match or a pre-determined outcome due to injury, as seen in prior WTA 250 events where one competitor failed to start [3][7]. In such cases, the market settles immediately on the advancing player, bypassing live play. Programmatically, traders would monitor the official WTA draw and player status feeds via API to detect cancellations early, triggering conditional orders that lock in the 100% outcome before settlement.

Key catalysts include the official match start confirmation, any late injury announcements, and the tournament’s daily schedule updates posted by the WTA [3]. Traders should watch for real-time notifications on the WTA website or ESPN’s live scoreboard, which often flag player absences minutes before the scheduled start [6]. A recent update from the WTA confirms the draw is active with no reported withdrawals as of 22 June, reinforcing the current probability [3]. Conditional bots can be set to execute trades only upon confirmed match commencement, avoiding false settlements from pre-match cancellations.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Review UK, which mirrors the Polymarket order book directly.

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 Review UK, 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.

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 Review UK?

Zero. Polymarket Review UK 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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Review UK triggers a quick verification flow that finishes in minutes.