Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Qué Es) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Jay Collins | 100% |
| Candidate A | 50% |
| Candidate B | 50% |
| Candidate C | 50% |
| Candidate D | 50% |
| Candidate E | 50% |
| Candidate F | 50% |
| Other | 50% |
| Byron Donalds | 0% |
| Paul Renner | 0% |
| James Fishback | 0% |
| Jim Holcomb | 0% |
| Arthur Joseph McCaffrey | 0% |
| Daniel Nokovich | 0% |
| Rachel Rodriguez | 0% |
| James Walker Shaw | 0% |
| Caneste Succe | 0% |
| Bobby Williams | 0% |
Market context
Florida's Republican gubernatorial primary on 18 August 2026 will determine which candidate finishes second in the state party's race for governor. The market currently prices at 99% YES on Polymarket, reflecting near-certainty that a second-place finisher will be clearly identifiable from the primary vote tally. Settlement hinges on the official canvassed results and alphabetical tie-breaking if needed; the resolution window extends to 31 December 2026 to accommodate any recount or certification delays. On-chain, traders are holding conditional YES tokens backed by USDC on Polygon, betting the primary produces an unambiguous runner-up.
The 99% probability reflects historical precedent: Florida Republican primaries have consistently produced clear second-place finishers without litigation or extended disputes. The 2022 gubernatorial primary saw Ron DeSantis win decisively with multiple challengers finishing in defined order. Contested or extremely close second-place finishes are rare in Florida statewide Republican contests, though the state's population size and primary turnout mean vote margins can occasionally tighten. The current pricing suggests the market views a scenario where second place remains genuinely ambiguous—whether through a tie, missing results, or disqualification—as highly unlikely.
Traders should monitor candidate entry deadlines and withdrawal announcements through early 2026, as the field composition directly affects whether a clear second place emerges. Recent reporting on potential challengers to any incumbent or frontrunner will shape expectations about field size and competitiveness. The August primary date is fixed by state law, eliminating scheduling uncertainty. Any late-breaking disqualifications or ballot challenges could theoretically create ambiguity, though Florida's election administration typically resolves such matters well before the December deadline.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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.
- 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?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Qué Es trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade Pronóstico: Florida Governor Republican Primary Seco… on Polymarket Qué Es
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