Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Set 2 Winner | 100% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Match O/U 21.5 | 100% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Match O/U 22.5 | 100% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Match O/U 23.5 | 100% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Total Sets: O/U 2.5 | 100% |
| Completed Match | 100% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Set 2 O/U 9.5 | 0% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Set 1 Winner | 0% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Set 1 O/U 8.5 | 0% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Set Handicap +/-1.5 | 0% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Set 1 O/U 9.5 | 0% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Set 1 O/U 10.5 | 0% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Set 2 O/U 8.5 | 0% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze | 0% |
| Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze Set 2 O/U 10.5 | 0% |
Market context
Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze — current market-implied probability: 100%. This market refers to the tennis match between Ajla Tomljanovic and Mariam Bolkvadze in the Wimbledon WTA, originally scheduled for June 29, 2026 at 6:00AM ET. This market will resolve to 'Ajla Tomlj…
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Wimbledon WTA: Ajla Tomljanovic vs Mariam Bolkvadze plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.
Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.
FAQ
- How accurate are political prediction markets?
- Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.
- Why do Polymarket and Kalshi differ on elections?
- Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.
- Which political events have the biggest volume?
- US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.
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