Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legal in California) Pick polygram.ink (preferred broker) |
21% | 79% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
21% | 79% | 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 |
|---|---|
| JD Vance | 21% |
| Marco Rubio | 12% |
| Gavin Newsom | 10% |
| Alexandria Ocasio-Cortez | 10% |
| Jon Ossoff | 10% |
| Kamala Harris | 5% |
| Josh Shapiro | 3% |
| Pete Buttigieg | 2% |
| Donald Trump | 2% |
| Ron DeSantis | 2% |
| Dwayne 'The Rock' Johnson | 2% |
| Tucker Carlson | 2% |
| Thomas Massie | 2% |
| Wes Moore | 1% |
| Gretchen Whitmer | 1% |
| Andy Beshear | 1% |
| Glenn Youngkin | 1% |
| Donald Trump Jr. | 1% |
| Nikki Haley | 1% |
| Greg Abbott | 1% |
| Elon Musk | 1% |
| Ivanka Trump | 1% |
| Michelle Obama | 1% |
| Jamie Dimon | 1% |
| Ro Khanna | 1% |
| Stephen Smith | 0% |
| JB Pritzker | 0% |
| Tulsi Gabbard | 0% |
| Tim Walz | 0% |
| Vivek Ramaswamy | 0% |
| LeBron James | 0% |
| Kim Kardashian | 0% |
| Zohran Mamdani | 0% |
| James Talarico | 0% |
| Eric Trump | 0% |
| Pete Hegseth | 0% |
| Jalen Brunson | 0% |
| Abigail Spanberger | 0% |
| Hakeem Jeffries | 0% |
| Elissa Slotkin | 0% |
| Adam Schiff | 0% |
| Josh Stein | 0% |
| Alex Padilla | 0% |
| Candace Owens | 0% |
| Tim Scott | 0% |
| Mike Johnson | 0% |
| Doug Burgum | 0% |
| Tom Cotton | 0% |
| John N. Kennedy | 0% |
| Rick Scott | 0% |
| Person AD | 0% |
| Person AE | 0% |
| Person AF | 0% |
| Person AG | 0% |
| Person AH | 0% |
| Person AI | 0% |
| Person AJ | 0% |
| Person AK | 0% |
| Person AL | 0% |
| Person AM | 0% |
| Person AN | 0% |
| Person AO | 0% |
| Person AP | 0% |
| Person AQ | 0% |
| Person AR | 0% |
| Person AS | 0% |
| Person AT | 0% |
| Person AU | 0% |
| Person AV | 0% |
| Person AW | 0% |
| Person AX | 0% |
| Person AY | 0% |
| Person AZ | 0% |
| Person BA | 0% |
| Person BB | 0% |
| Person BC | 0% |
| Person BD | 0% |
| Person BE | 0% |
| Person BF | 0% |
| Person BG | 0% |
| Person BH | 0% |
| Person BI | 0% |
| Person BJ | 0% |
| Person BK | 0% |
| Person BL | 0% |
| Person BM | 0% |
| Person BN | 0% |
| Person BO | 0% |
| Person BP | 0% |
| Person BQ | 0% |
| Person BR | 0% |
| Person BS | 0% |
| Person BT | 0% |
| Person BU | 0% |
| Person BV | 0% |
| Person BW | 0% |
| Person BX | 0% |
| Person BY | 0% |
| Person BZ | 0% |
| Person CA | 0% |
| Person CB | 0% |
| Person CC | 0% |
| Person CD | 0% |
| Person CE | 0% |
| Person CF | 0% |
| Person CG | 0% |
| Person CH | 0% |
| Person CI | 0% |
| Person CJ | 0% |
| Person CK | 0% |
| Person CL | 0% |
| Person CM | 0% |
| Person CN | 0% |
| Person CO | 0% |
| Person CP | 0% |
| Person CQ | 0% |
| Person CR | 0% |
| Person CS | 0% |
| Person CT | 0% |
| Person CU | 0% |
| Person CV | 0% |
| Person CW | 0% |
| Person CX | 0% |
| Person CY | 0% |
| Person CZ | 0% |
| Person DA | 0% |
| Person DB | 0% |
| Other | 0% |
Market context
The underlying event is the 2028 United States presidential election, scheduled for 7 November 2028, with the winner expected to be the candidate who secures the presidency under the normal Electoral College process. The market’s 21% crowd-implied probability points to a contest that is still highly contingent, not a settled frontrunner; early-cycle polling and commentary already describe a wide-open field, with names such as JD Vance, Marco Rubio and Gavin Newsom appearing in the mix, but none yet locked in as the inevitable nominee or winner.[1][6][16]
Historically, this kind of price is easiest to read as a combination of party control, candidate pipeline and primary uncertainty rather than as a firm forecast. The post-2024 environment starts with Republicans holding the White House and Congress, which can matter for incumbency, but 2028 is also the first open presidential race in years without a sitting president running, and analysts have noted that this tends to widen both primaries and general-election volatility.[1][6][8] For traders, the most relevant comparable signals are early primary polling, candidate entries or withdrawals, and whether the eventual nominees can hold swing states such as Pennsylvania, Wisconsin, Michigan, Arizona, Georgia, Nevada and North Carolina.[1][4]
On the market-access side, German GlüStV rules can make participation materially harder for residents in Germany if the venue is treated as gambling under local law, so accessibility depends on whether the platform can lawfully offer the contract there. The US CFTC’s reach matters because American derivatives and event-contract questions can fall within its oversight, especially where the market structure resembles a regulated prediction contract rather than a simple sweepstake. “No-KYC up to $1,500” means a user may be able to participate with limited identity checks until cumulative activity crosses that threshold, which lowers the entry barrier for smaller positions in this market but does not remove jurisdictional or account-level restrictions.
Methodology
This overview of Presidential Election Winner 2028 reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Is Kalshi Legal in California has a different geo footprint.
- How are winnings taxed?
- Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
- What happens during a tax audit?
- You're responsible for documenting your trades. Is Kalshi Legal in California exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legal in California would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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