TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 29, 3:31 PM EST
Kalshi
This market measures the game differential between Adolfo Daniel Vallejo and Nicolas Mejia in their professional tennis match at the 2026 Wimbledon Men's Singles Round of 128 on June 29. Bettors predict whether either player will win by more than specified game margins, reflecting expectations about the match's competitiveness and dominance.
Resolution is based on the game differential across the full match between Adolfo Daniel Vallejo and Nicolas Mejia at the 2026 Wimbledon Men's Singles Round of 128. Markets measure whether Adolfo Daniel Vallejo wins by more than specified margins or, conversely, whether Nicolas Mejia wins by more than a specified margin. If the match does not occur before play begins due to injury, walkover, forfeiture, or cancellation, the market resolves to fair price. If postponed or delayed, the market remains open and closes after the rescheduled match concludes within two weeks. If a player retires, markets that can be unconditionally settled based on completed play resolve accordingly; those that cannot are settled at Fair Market Price at the Exchange's discretion.
Prediction market odds and traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate beliefs from traders risking real capital on outcomes. This market aggregates trader conviction without the profit-margin markup typical of sportsbooks, potentially offering a purer signal of expected probability. However, sportsbook lines benefit from professional oddsmakers and sharp action, so neither source is universally superior—comparing both provides useful perspective on consensus expectations.
On Kalshi, this market is priced through an order-book mechanism where traders submit bids and asks for contracts representing different spread outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each contract reflects the collective assessment of that outcome's probability, with contracts trading between 0 and 100 cents. As new information emerges or sentiment shifts, traders adjust their orders, moving prices dynamically. You can enter limit or market orders to express your view, and the platform matches buyers and sellers in real time to establish the prevailing odds.
This market resolves around Jun 30, 2026, once the game concludes and the final spread is verifiable from credible public sources. The outcome is determined by the actual point differential between the two teams at the end of regulation play. Resolution occurs after official scoring is confirmed, ensuring accuracy and fairness for all traders. Until that moment, prices may fluctuate based on pre-game analysis, injury reports, and other factors that influence expectations about the final margin.
Key catalysts include injury announcements, roster changes, recent team performance trends, and head-to-head matchup history. Weather conditions, home-field advantage, and rest days can also shift trader positioning. Media coverage, expert commentary, and betting line movements at major sportsbooks often trigger repricing as new information reaches the market. Close to game time, late-breaking news—such as a starting player being ruled out—typically generates sharp price swings. Trading volume and momentum can amplify these moves as participants react to developing narratives around team form and competitive balance.