TOTAL VOLUME:
$71.3b
24H VOL:
$795,086,098
24H TRANSACTIONS:
683,469,929
OPEN INTEREST:
$1,943,078,483
638,610
Markets across
13,526
events
MATCHED EVENTS:
1,236
PLATFORM COVERAGE:
4
Polymarket:
48%
VS.
Kalshi:
52%
UFC Fight Night: Kevin Borjas vs. Andre Lima (Flyweight, Main Card)? Odds & Prediction Markets
Closed: Jun 20, 11:59 PM EST
Polymarket
Intro
This market tracks the duration of a UFC flyweight bout between Kevin Borjas and Andre Lima, specifically whether the fight will last over or under 2.5 rounds. The aggregated consensus across Polymarket and Kalshi shows 100.0% probability for the over/under 2.5 rounds outcome. Resolution will be determined by official UFC records from ufc.com/events. Watch for the fight scheduled on June 20, 2026 at UFC Fight Night: Kape vs. Horiguchi, as the actual bout outcome will settle all duration-based markets.
PredictionHero - Resolution Divergence Alerts (RDA)
Divergence Detected
Issue:
Kalshi's fight outcome market is logically unresolvable: both possible winner scenarios (Borjas or Lima) are specified to resolve to Yes, leaving no valid No resolution path. This is a data integrity failure that makes the market fundamentally broken.Hero Tip:
Do not trade the Kalshi market. The contract logic is contradictory and will create settlement disputes. All Polymarket markets (outcome, KO/TKO, submission, distance) are properly scoped with mutually exclusive outcomes. Use Polymarket exclusively for this event group.Critical Divergence Points:
Polymarket:
Seven properly scoped markets covering fight outcome (Borjas vs Lima binary), method of victory (KO/TKO by either fighter, submission, distance), and round duration thresholds (O/U 0.5, 1.5, 2.5 rounds). All outcomes are mutually exclusive. Resolution source: Official UFC information. Edge case handling: No Contest, cancellation, or postponement beyond July 4, 2026 resolve to 50-50.Kalshi:
Single market with contradictory logic: states 'If Kevin Borjas wins...resolve to Yes' AND 'If Andre Lima wins...resolve to Yes.' Since one fighter must win, both possible outcomes trigger Yes, leaving no valid resolution path for No. This violates basic binary market logic.
Polymarket
This market will resolve to "Kevin Borjas" if Kevin Borjas is officially declared the winner of the fight against Andre Lima at UFC Fight Night: Kape vs. Horiguchi, scheduled for June 20, 2026. It will resolve to "Andre Lima" if Andre Lima is officially declared the winner. If the fight is declared a draw or technical draw, ruled a No Contest, not scored, canceled, or postponed beyond July 4, 2026, this market will resolve "50-50." The resolution source for this market will be official information from the UFC.
Kalshi
Resolution depends on the fight outcome: if the bout is postponed or delayed, the market remains open and closes after the rescheduled fight concludes within two weeks. If the fight results in a tie or no contest, both outcomes resolve to 50/50. If the fight is cancelled or rescheduled beyond two weeks, the market resolves to a fair price in accordance with established rules.
Frequently asked questions
Prediction markets and traditional sportsbooks price events differently because they operate under distinct incentive structures. Sportsbooks set odds to balance their book and lock in profit margins, while prediction markets rely on continuous trader participation to discover prices. This market often reflects sharper, less biased estimates because traders risk real capital and face no house edge. However, sportsbook odds may incorporate additional factors like injury reports or late-breaking news faster due to dedicated risk management teams. Comparing this market's pricing to major sportsbook lines can reveal value opportunities or consensus shifts in real time.
Kalshi and Polymarket can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. Each platform attracts different trader demographics, liquidity pools, and regulatory frameworks, which can create temporary price gaps. Polymarket and Kalshi may also weight recent trades differently or experience asynchronous order flow, causing one to lead or lag the other by a few percentage points. Arbitrage traders typically exploit these spreads, but friction costs—withdrawal delays, fees, or slippage on smaller positions—can prevent instant convergence. Monitoring both platforms reveals which outcome is gaining momentum and whether consensus is solidifying or fragmenting across the prediction market ecosystem.
This market resolves around Jun 21, 2026, once the event concludes and the result is verifiable from credible public reporting. The outcome is determined by the official fight result as confirmed through established MMA records and news sources. Until that point, traders can adjust positions as new information emerges—fighter statements, weigh-in updates, or injury announcements. Early resolution is possible if the bout is cancelled or postponed, triggering an alternative outcome path on the platform.
Several catalysts can shift odds significantly before Jun 21, 2026. Fighter statements, training camp reports, or injury disclosures often trigger sharp repricing. Weigh-in results and official fighter confirmations typically drive volume spikes in the final 48 hours. Betting line movements at major sportsbooks can also signal sharp money flowing into this market. Social media momentum, analyst commentary, or unexpected fighter withdrawals create volatility. Monitoring MMA news outlets and fighter social channels helps traders anticipate moves before they're fully priced in, especially as the event date approaches.
Related events
Follow the signals, not the noise
Get insights on market conviction, notable shifts, and what the data is quietly signaling.