Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
78% | 22% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
78% | 22% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| David Crowley (D) | 78% |
| Tom Tiffany (R) | 24% |
| Option A | 0% |
| Option B | 0% |
| Option C | 0% |
| Option D | 0% |
| Option E | 0% |
| Option F | 0% |
| Option G | 0% |
| Option H | 0% |
| Option I | 0% |
| Option J | 0% |
| Other | 0% |
Market context
Wisconsin's gubernatorial race in November 2026 will determine whether the state's executive office remains under Democratic control or shifts to Republican leadership. The current office holder, Tony Evers, a Democrat, won his first term in 2018 and was re-elected in 2022 with 51% of the vote against Republican Tim Michels. The 78% crowd probability on Polymarket reflects Democratic structural advantages in recent statewide contests, though Wisconsin remains genuinely competitive at the presidential level—Joe Biden won the state by 0.6 percentage points in 2020. Kalshi and Betfair typically quote this market at decimal odds around 3.5–4.0 for a Democratic win, which translates to implied probabilities between 25–29% for Republican victory, consistent with Polymarket's pricing but expressed through different conventions that can obscure direct comparison across platforms.
The race's trajectory will hinge on candidate announcements, expected between autumn 2025 and spring 2026, and on whether either party faces internal divisions over nomination. Michels has not ruled out another run, whilst potential Democratic challengers include state legislators and local officials. Economic conditions heading into 2026—particularly unemployment and wage growth in manufacturing-dependent regions—will shape turnout patterns in traditionally swing counties like Waukesha and Dane. Recent polling from the University of Wisconsin Survey Center and Wisconsin State Journal reporting will provide early signals of candidate viability. Fee structures differ materially across platforms: Polymarket charges 2% on winnings, Kalshi 5%, and Betfair's commission varies by market liquidity, affecting net returns on positions held through November 2026.
Methodology
We read Wisconsin Governor Election Winner from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live mid is the canonical probability; the side-by-side columns benchmark fees, KYC, settlement currency and deposit rails so you can choose the venue that fits your jurisdiction and trade size.
Resolution & payout
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- What does Polymarket cost vs Kalshi?
- Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
- Which platform has the deepest liquidity?
- Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
- What about Smarkets as an alternative?
- Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Robinhood Prediction Markets has a different geo footprint and routes to Polymarket's order book at 0% fees.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Robinhood Prediction Markets offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
Trade Wisconsin Governor Election Winner on Robinhood Prediction Markets
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