Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Klarna UK) Pick polygram.ink (preferred broker) |
99% | 1% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
99% | 1% | 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 |
|---|---|
| Crowley <1% | 99% |
| Other | 50% |
| Crowley 1–2% | 1% |
| Crowley 3–4% | 1% |
| Hong 6%+ | 0% |
| Hong 5–6% | 0% |
| Hong 4–5% | 0% |
| Hong 3–4% | 0% |
| Hong 2–3% | 0% |
| Hong 1–2% | 0% |
| Hong <1% | 0% |
| Crowley 2–3% | 0% |
| Crowley 4–5% | 0% |
| Crowley 5–6% | 0% |
| Crowley 6%+ | 0% |
Market context
Wisconsin's Democratic primary for governor takes place on 11 August 2026, with the margin between the top two finishers determining settlement. The race will test whether incumbent Governor Tony Evers faces a serious primary challenge or secures renomination with commanding support. Primary margins in Wisconsin have historically ranged from single digits in competitive contests to 20+ percentage points when an incumbent runs unopposed or faces token opposition. The 0% crowd probability suggests traders currently assess a narrow victory as unlikely, though liquidity constraints on smaller-bracket markets often depress activity rather than reflect genuine conviction about outcomes.
Traders monitoring this market should track candidate filing deadlines and campaign spending disclosures, which typically accelerate in spring 2026. Recent Wisconsin Democratic primary history—including the 2022 gubernatorial primary where Evers won with 67% of the vote—provides a baseline for assessing challenger viability. Announcement of major endorsements, polling releases, and fundraising totals will signal whether a credible alternative emerges. The settlement window closes at 23:59 UTC on 12 August, giving traders a narrow window post-election to confirm final vote tallies from Wisconsin's election authority.
Funding depth in this market depends partly on payment friction and deposit rails available to traders. Platforms offering Klarna instalment deposits, SEPA transfers, and USDC on-ramps typically see higher participation in niche political markets, as lower barriers to entry attract retail traders willing to stake smaller amounts on granular outcomes. The current 0% probability may reflect genuine market tightness rather than consensus; as the primary approaches and deposit options become more visible, book depth should improve if candidate dynamics shift.
Methodology
This page compares Wisconsin Governor Democratic Primary Margin of Victory (Small Brackets) with a focus on payment rails and deposit friction. Polymarket accepts USDC on Polygon only; Kalshi only ACH/Plaid (US only); Betfair card/SEPA in EU/UK; Manifold no deposit. Polymarket Klarna UK additionally offers Klarna and SOFORT as fiat on-ramps to USDC. Live odds reflect the Polymarket order book.
Resolution & payout
Settlement path determines payout latency. Polymarket settles on-chain (USDC, minutes). Broker frontends like Polymarket Klarna UK add Klarna/SOFORT as fiat withdrawal options with T+1 processing. Kalshi: USD via ACH (T+1 to T+3). Betfair: local currency via card/SEPA (T+1 to T+5).
UK Frequently Asked Questions
- What does SOFORT cost as a deposit method?
- Polymarket Klarna UK charges no fees for SOFORT. The only cost is the internal FX spread (typically <1%) on EUR→USDC conversion. SOFORT itself has no end-user fees — the platform absorbs acquirer costs.
- Which payment methods are supported?
- Klarna (Pay Now / Pay Later), SOFORT, SEPA bank transfer, credit card (Visa/Mastercard), Apple Pay, Google Pay, and direct USDC deposit on Polygon. Availability depends on your jurisdiction.
- Can UK traders use Klarna to deposit on Polymarket?
- Polymarket does not natively accept Klarna. To fund a Polymarket account from the UK, you must first purchase USDC via a crypto exchange (Coinbase UK, Kraken) or Revolut, then transfer to a Polygon-compatible wallet. Some third-party on-ramps (MoonPay, Transak) accept UK debit cards and may support Klarna buy-now-pay-later for crypto purchases.
- What payment methods can UK users use for Polymarket?
- UK traders typically use: (1) Coinbase UK or Kraken — buy USDC with GBP debit card or bank transfer; (2) Revolut — buy crypto and send to wallet; (3) MoonPay or Transak — Visa/Mastercard UK debit card directly to USDC on Polygon. Standard GBP-to-USDC conversion fees range from 0.5–2.5%.
- How long do Polymarket withdrawals take for UK users?
- Polymarket withdrawals to your Polygon wallet are instant (on-chain). Converting USDC back to GBP via Coinbase UK or Kraken typically takes 1–3 business days for bank transfer, or near-instant for Revolut. Polygon gas fees are minimal (<$0.01 per transaction).
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