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 |
|---|---|
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set 2 Winner | 100% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set 1 O/U 8.5 | 100% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set 1 O/U 9.5 | 100% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set 1 O/U 10.5 | 100% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts | 96% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Total Sets: O/U 2.5 | 76% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Match O/U 23.5 | 76% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Match O/U 21.5 | 75% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Match O/U 22.5 | 75% |
| Completed Match | 50% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set Handicap +/-1.5 | 25% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set Handicap +/-1.5 | 25% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set 1 Winner | 0% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set 2 O/U 8.5 | 0% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set 2 O/U 9.5 | 0% |
| Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts Set 2 O/U 10.5 | 0% |
Market context
The match in Grodzisk Mazowiecki pits Viktor Durasovic against Michael Geerts, with the market leaning heavily to Geerts after his stronger ATP ranking and more settled recent results on the Challenger circuit. Geerts is listed around ATP No. 337 versus Durasovic around No. 475, while the head-to-head is 1-0 in Geerts’s favour after their 2021 meeting on hard court in Mallorca.[3][4][8]
A 96% crowd-implied probability is far above what the pre-match record alone would normally justify, so the price is best read as a reflection of the live schedule state: the contest was slated for 3 August and still appeared on live-score boards, which usually means traders are weighting the match being played and completed rather than treating it as a coin toss.[1][5] Comparable case studies in Challenger tennis are often shaped less by ranking gaps than by whether a draw gets revised, a player withdraws, or the match is moved because of weather or court congestion, because those are the events that push a market towards the 50-50 settlement clause.
The main catalysts to watch are the official order of play, any late withdrawal notice, and whether the match starts on time or is pushed back inside the seven-day settlement window. Recent match listings from tennis-tracking sites show both players attached to the same Grodzisk Mazowiecki fixture, but they do not by themselves confirm completion, so the decisive trigger is still the tour’s final result feed or tournament update.[1][3][6] If the match is not completed, the market’s settlement rules mean the practical focus shifts from performance to status: played to a finish resolves the winner, while cancellation or excessive delay pulls it back to 50-50.
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 Grodzisk Mazowiecki: Viktor Durasovic vs Michael Geerts 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
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
FAQ
- 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.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- How fast do political markets react to news?
- High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- 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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