Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Klarna UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Ed Case | 100% |
| Jennifer Booker | 0% |
| Ben Fatula | 0% |
| Jarrett Keohokalole | 0% |
| Nicholas Kiswanto | 0% |
| Candidate A | 0% |
| Candidate B | 0% |
| Candidate C | 0% |
| Candidate D | 0% |
| Candidate E | 0% |
| Candidate F | 0% |
| Other | 0% |
Market context
Hawaii’s 1st Congressional District Democratic primary has already closed, and the result now depends on the official count and certification process rather than campaign activity alone. Ed Case entered the race as the incumbent, with Jarrett Keohokalole the main challenger, while smaller-campaign candidates such as Della Au Belatti, Nicholas Kiswanto, Ben Fatula and Jennifer Booker added depth but limited visible path-to-victory on the market’s own framing.[3][4][11]
The 0% crowd-implied price is best read against a race that was competitive but still structured around an incumbent advantage, which tends to compress late uncertainty once ballots are counted. Public polling and odds trackers in the run-up showed Case and Keohokalole trading places as the main contenders, while earlier coverage also described Case as the favoured incumbent in a district that has repeatedly returned Democrats in recent cycles.[2][6][7] In comparable low-liquidity primary markets, the book often stays shallow until money arrives through easier on-ramp routes; that matters here because deposits via card-like rails such as Klarna are usually faster for casual entrants than bank transfers, while SEPA and USDC can broaden participation from traders outside the US, lifting depth if the race tightens.
For traders, the key catalysts are the official Democratic result, any statement from Hawai‘i election authorities, and whether party sources converge quickly enough for the market’s resolution standard.[3][8] The most relevant dependency is not a nominee replacement, which the rules say would not alter resolution, but whether the party’s official record and associated filings align cleanly with the August primary outcome.[3] If certification drags or the count remains close, even a market priced at zero can reopen briefly as funding flows and position limits interact with thin order books.
Methodology
This page compares HI-01 Democratic Primary Winner 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
- How does Klarna deposit work on Polymarket Klarna UK?
- You enter the deposit amount in EUR/GBP, choose Klarna as the method, run through Klarna's standard authentication (Pay Later or Direct Bank Transfer), and Polymarket Klarna UK converts internally to USDC for the Polymarket order book. Processing: typically under 30 minutes.
- 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.
- 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).
Trade HI-01 Democratic Primary Winner on Polymarket Klarna UK
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