Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Prediction Market UK Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Prediction Market UK → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Prediction Market UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Prediction Market UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Prediction Market UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Prediction Market UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Prediction Market UK.
Active sub-markets
| Bad Homburg Open: Ekaterina Alexandrova vs Mirra Andreeva Set 2 O/U 8.5 | 100% Over | 0% Under |
| Bad Homburg Open: Ekaterina Alexandrova vs Mirra Andreeva Set 1 Winner | 100% Alexandrova | 0% Andreeva |
| Bad Homburg Open: Ekaterina Alexandrova vs Mirra Andreeva Set 2 Winner | 100% Alexandrova | 0% Andreeva |
| Bad Homburg Open: Ekaterina Alexandrova vs Mirra Andreeva Match O/U 21.5 | 0% Over | 100% Under |
| Bad Homburg Open: Ekaterina Alexandrova vs Mirra Andreeva Match O/U 22.5 | 0% Over | 100% Under |
| Bad Homburg Open: Ekaterina Alexandrova vs Mirra Andreeva Match O/U 23.5 | 0% Over | 100% Under |
Market context
The real-world event is the WTA tennis match between Ekaterina Alexandrova and Mirra Andreeva at the Bad Homburg Open in Germany, scheduled to begin at 11:00 am on Centre Court today. In prediction markets, a YES share pays out if the market resolves to the outcome you selected, while a NO share pays out if it does not; here, the market currently shows a 100% YES probability that Alexandrova will advance, despite predictive analytics from Stats Insider suggesting Andreeva has a 66% chance of winning the match and betting odds in Australia favouring Andreeva at $1.40 against Alexandrova at $3.00[1]. This stark divergence between market sentiment and statistical modelling mirrors historical cases where crowd-implied probabilities lag behind emerging data, such as when early betting odds on tennis matches failed to account for a player’s recent form or head-to-head advantages, as seen when Alexandrova previously defeated Andreeva 6-3, 6-2 at the Stuttgart Porsche Tennis Grand Prix[2].
Traders should monitor live score updates and official tournament announcements for any match cancellations or delays beyond seven days, which would resolve the market to a 50-50 split, as well as real-time streaming feeds showing Andreeva’s current set lead of 6-5, 3-4[3]. Recent coverage from Tennis Tonic confirms the match is underway on Centre Court, and any shift in momentum or injury call could rapidly alter the outcome, making live data the primary catalyst for price movement[2]. The settlement window ends on 1 July 2026, so traders must watch for final results confirming whether Alexandrova or Andreeva advances, with the market resolving to the winner of the match[1].
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 Prediction Market 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 Prediction Market 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.
- Is this market available outside the US?
- Prediction Market UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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, Prediction Market UK triggers a quick verification flow that finishes in 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.
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