Colombia Presidential Election 1st round winner?

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Active sub-markets

Market context

Colombia votes in its first-round presidential election on 31 May, with the winner decided by who takes the most valid votes, even if no one clears 50%. Recent polling has pointed to a fragmented field rather than a settled favourite: Invamer’s latest survey, reported by Justice for Colombia, put Iván Cepeda on 31.9%, ahead of Abelardo de la Espriella on 18.2% and Sergio Fajardo on 8.5%. That sort of spread matters for market pricing, because a first-round plurality can be enough for settlement even if the eventual runoff picture is different. In practical terms, books that show decimal odds, such as Betfair, can make the front-runner look shorter than a simple implied-probability quote on Polymarket or Kalshi once fees are included; Smarkets’ lower commission can also leave its prices a touch tighter.

The main comparator is Colombia’s own history of runoffs and pluralities: the first round often fails to produce a majority winner, and support can shift quickly once voters coalesce around an anti-leading-candidate option. That makes “who wins round one” a different question from “who becomes president”, and it is why a 0% crowd price can understate the chance of a late polling move or a candidate consolidating the fragmented vote. For traders comparing venues, access and frictions matter too: Polymarket is crypto-based and open to a wider global audience, while Kalshi and Betfair require more conventional onboarding and KYC, with Betfair’s odds already netted against commission and Kalshi showing explicit probabilities.

Watch for final campaign endorsements, any late polling release before the legal silence period, and whether turnout expectations change after candidate debates or security-related headlines. Reuters-style election coverage has already highlighted Colombia’s fragmented field and the importance of coalition-building, while recent reporting on Cepeda’s polling lead suggests the left is best placed to lead the first round but not necessarily to clear an outright majority. The key trading dependency is whether one candidate can hold a clear plurality through election day; if not, the market may still resolve to that candidate on first-round vote share alone, even with a runoff to follow.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares Colombia Presidential Election 1st round winner? specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.

Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.

FAQ

Where can I trade this market with the lowest fees?

On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.