Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi UK) Pick polygram.ink (preferred broker) |
6% | 94% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
6% | 94% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Market context
Polymarket currently prices this contract at **7% Yes**, so the market is saying there is only a small chance Donald Trump is permanently out of office before the end of 2026. For a trader, the key point is that the contract does not need a normal election outcome to resolve: it settles **Yes** if he resigns, is removed, or otherwise stops being President before 31 December 2026, and the event is triggered by an announcement of resignation or removal even if the effective date comes later.[16][6]
That 7% sits in line with the broader pattern that early presidential exits are rare and procedurally difficult. Recent coverage of comparable Polymarket-style contracts has put early-removal or early-exit probabilities in the high single digits, while commentary on the same market has noted that traders see a very large obstacle in the need for resignation, impeachment and conviction, or a successful 25th Amendment process.[2][11][17] A useful historical frame is that markets usually reserve meaningful odds for acute political or health shocks rather than routine governing pressure; absent such shocks, the base rate for a sitting president leaving office early remains low.[9][11]
The main catalysts to watch are concrete, verifiable developments rather than speculation: a formal resignation statement, a removal process under the 25th Amendment, an impeachment vote that advances unusually far, or credible reporting of a health or incapacity issue. Political pressure could also rise after the 2026 midterms, and James Carville has recently argued that a severe Republican setback could increase resignation risk, but that remains commentary rather than evidence of an active mechanism.[1][3][12] On-chain, Polymarket users are effectively trading USDC-settled conditional tokens on Polygon, so price changes should reflect whether new information materially alters the probability of a permanent early exit before the settlement window closes.[16]
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi UK, which mirrors the Polymarket order book directly.
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.
UK Frequently Asked Questions
- 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.
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
Trade Trump out as President before 2027? on Kalshi UK
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