TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Invalid Date EST
Polymarket
This market will resolve to “Yes” if the longest match in the tournament exceeds the listed number of hours. Otherwise, this market will resolve to “No”. This market will use the official match duration (understood as the time between first serve and the final point of the match) as reported by Wimbledon and/or the AELTC to resolve this market. Changeovers, time between points, medical timeouts, and more will all be counted toward the time of the official match. Full suspensions of play (i.e. weather delay, darkness stoppages, or any interruption that causes the umpire to formally suspend the match) will not be counted toward a match’s official duration. If a match is started but not completed for any reason (e.g. abandoned without a result), this market will resolve according to the official matchtime prior to suspension. If the Championships at Wimbledon are cancelled or postponed after July 14, 2026, 11:59 PM ET, this market will resolve to "No". The resolution source for this market will be official information from the AELTC and Wimbledon; however, a consensus of credible reporting may also be used.
This market will resolve to “Yes” if the longest match in the tournament exceeds the listed number of hours. Otherwise, this market will resolve to “No”. This market will use the official match duration (understood as the time between first serve and the final point of the match) as reported by Wimbledon and/or the AELTC to resolve this market. Changeovers, time between points, medical timeouts, and more will all be counted toward the time of the official match. Full suspensions of play (i.e. weather delay, darkness stoppages, or any interruption that causes the umpire to formally suspend the match) will not be counted toward a match’s official duration. If a match is started but not completed for any reason (e.g. abandoned without a result), this market will resolve according to the official matchtime prior to suspension. If the Championships at Wimbledon are cancelled or postponed after July 14, 2026, 11:59 PM ET, this market will resolve to "No". The resolution source for this market will be official information from the AELTC and Wimbledon; however, a consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different pricing mechanisms and participant bases. Sportsbooks set odds to balance liability and profit margins, while prediction markets aggregate trader beliefs through continuous price discovery. This market aggregates thousands of independent forecasts, which can reveal consensus views that differ from traditional sportsbook lines. Comparing the two can highlight where public opinion or informed traders see value, though sportsbook odds may incorporate sharper professional betting syndicates. Both sources offer useful reference points for evaluating the likelihood of the longest match outcome.
On Polymarket, this market is priced through an automated market maker that converts trader buy and sell orders into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Prices move continuously as new capital flows in or out, reflecting the collective forecast of all active traders. Higher prices indicate stronger belief in a particular outcome, while lower prices suggest lower perceived probability. Traders profit by buying low and selling high, or by correctly predicting which match will be longest before the market reprices. The transparent, on-chain mechanism ensures all participants see identical pricing and settlement rules.
Several factors can shift odds before resolution. Early-round matches involving known baseline grinders or players with lengthy rally styles may attract bullish trading. Weather delays, which extend match duration, can trigger repricing as conditions develop. Injuries to key players or surprise tournament upsets alter the composition of later rounds and shift expectations about which matchups might run longest. As the tournament progresses and early matches complete, actual duration data becomes available, allowing traders to refine forecasts. Media coverage highlighting particularly long matches or player fatigue patterns also influences market sentiment and trading volume.