Polymarket vs. Kalshi
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See where the two biggest prediction markets disagree. Pick any two markets, or start from the biggest gaps below: prices, volume, history and the resolution rules, side by side.
Kalshi is 20 points higher than Polymarket (20% vs 0%). Polymarket trades about 1587.9× more volume today, so its price has more money behind it. They resolve on different dates (Nov 12 vs Aug 31), so they may not be exactly the same bet.
History starts when we first saw each market, so a newly added market has a short line.
| Polymarket | Kalshi | |
|---|---|---|
| Probability (Yes) | 0% | 20% |
| Change (24h) | +0.0 pt | +1.0 pt |
| Volume today | $34.4K | $22 |
| Total volume | $45.4K | $31.9K |
| Liquidity | $18.9K | — |
| Open interest | — | $10.9K |
| Resolves | 3d | 34mo |
| Tracked for | 2 hours | 31 days |
Resolution rules: read both before trusting a gap
Polymarket
In the upcoming Test Match cricket match between Bangladesh and West Indies, originally scheduled for Wednesday, November 4, 2026 at 11:00 PM ET (as of creation of the first market related to the event): DLS/DRS, over-rate penalties, forfeit/walkover, or any other on-field ruling that leads the competition to declare a winner are treated as ordinary wins. If the match ends tied and the playing conditions provide an on-field tiebreak (e.g., Super Over), the winner determined by that tiebreak will be used for resolution. If the match ends tied and no on-field tiebreak is used or available under the playing conditions (e.g., group-stage ODI with no Super Over), the market will resolve to draw. If this market's outcome was definitively determined under its rules by the listed resolution sources before abandonment, that outcome will stand. Otherwise, the following no-result provisions apply. If the match is canceled, does not start by Friday, November 6, 2026, 11:59 PM ET, or is abandoned with no official result by that time, the market will resolve to draw. If the match otherwise is completed without a winner, the market will resolve to draw. The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics wi…
Kalshi
If Conservative receives the most seats in the next UK general election, then the market resolves to Yes.
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Informational only — not financial advice. Odds are mirrored from each platform and may lag the live order book.