Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
80% | 20% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
80% | 20% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Victor Marx | 80% |
| Barbara Kirkmeyer | 17% |
| Scott Bottoms | 0% |
| Joshua Griffin | 0% |
| Greg Lopez | 0% |
| Will McBride | 0% |
| Stevan Gess | 0% |
| Brycen Garrison | 0% |
| Daniel Thomas | 0% |
| Other | 0% |
| Candidate B | 0% |
| Candidate D | 0% |
| Candidate F | 0% |
| Candidate H | 0% |
| Candidate J | 0% |
| Candidate L | 0% |
| Candidate N | 0% |
| Candidate P | 0% |
| Candidate R | 0% |
| Candidate T | 0% |
| Candidate V | 0% |
| Candidate X | 0% |
| Candidate Z | 0% |
| Mark Baisley | 0% |
| Jason Clark | 0% |
| Jason Mikesell | 0% |
| Jon Gray-Ginsberg | 0% |
| Bob Brinkerhoff | 0% |
| Robert Moore | 0% |
| Candidate A | 0% |
| Candidate C | 0% |
| Candidate E | 0% |
| Candidate G | 0% |
| Candidate I | 0% |
| Candidate K | 0% |
| Candidate M | 0% |
| Candidate O | 0% |
| Candidate Q | 0% |
| Candidate S | 0% |
| Candidate U | 0% |
| Candidate W | 0% |
| Candidate Y | 0% |
Market context
The underlying real-world event is the Republican primary for Colorado’s governor, scheduled for 30 June 2026, with three confirmed MAGA-aligned candidates: state Rep. Scott Bottoms, ministry leader Victor Marx, and state Sen. Barbara Kirkmeyer[1][2]. Incumbent Democratic governor Jared Polis is barred from a third term, triggering a high-stakes partisan contest where the Republican nominee will face Bennet or a Democrat in November[5][7]. The current crowd-implied probability of 0% YES for a Republican primary winner is anomalous, as primaries in Colorado for governor have historically occurred even in non-presidential years, with the 2018 and 2022 races both producing clear Republican nominees[3]. Comparable cases show that when a primary is contested with multiple candidates, the winner is almost always determined in the first round, with run-offs being rare exceptions in Colorado’s electoral history[1].
Traders should monitor official candidate filings and the Colorado Republican Party’s primary announcement schedule, as any delay or cancellation would resolve the market to “Other”[4]. Key catalysts include the release of the final candidate list by the Secretary of State and any beat-reporter updates on campaign dynamics, such as Kirkmeyer’s recent focus on rural outreach or Bottoms’ MAGA endorsements[2][6]. A beat-reporter from CPR noted the primary pits MAGA candidates against each other, suggesting a fragmented field that could prolong the race or trigger a second round[6]. Watch for run-off announcements post-30 June, as the market resolves based on the overall winner, including any potential second round or run-off[1].
Methodology
Sports-specific comparison page for Colorado Governor Republican Primary Winner. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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