Best Upset
Updated Daily
The 1990 Buster Douglas vs Mike Tyson heavyweight title fight is renowned for being a monumental upset. Douglas, an underdog with a significant weight disadvantage, decisively defeated the undefeated and heavily favored Tyson by knockout in the tenth round. This victory remains one of boxing’s most...
The 1964 bout between Muhammad Ali and Sonny Liston remains a pivotal moment in boxing history. Ali’s unexpected victory over the heavily favored Liston, achieved through a dramatic eleventh-round knockout, marked his first professional heavyweight title win. This upset captivated audiences and esta...
Manny Pacquiao faced Juan Manuel Marquez for the fourth time in a December 2012 welterweight boxing match held in Las Vegas. The bout is notable for Marquez’s dramatic knockout victory over Pacquiao in round six, marking a significant upset. Boxing fans and observers interested in this historic riva...
On June 19, 1936 at Yankee Stadium, Max Schmeling shocked the boxing world by knocking out the previously unbeaten Joe Louis in round 12, dealing Louis the first loss of his career.
Andy Ruiz Jr. became the first Mexican-American heavyweight champion by stopping Joshua via TKO in round 7 at Madison Square Garden in June 2019 in one of boxing's biggest modern upsets.
On March 31, 1973 in San Diego, Ken Norton handed Ali a split-decision loss and broke Ali's jaw, one of the most surprising defeats of Ali's career.
The contest between France and New Zealand represents one of the oldest and most intense rivalries in world rugby union. Historically marked by significant upsets, particularly the 1999 World Cup victory for France against the then-invincible All Blacks, this match is followed globally by fans inves...
Oleksandr Usyk upset Anthony Joshua by unanimous decision at Tottenham Hotspur Stadium in London in September 2021, claiming the IBF, WBA, and WBO heavyweight titles.
On September 23, 1926 in Philadelphia, Gene Tunney won the world heavyweight title from Jack Dempsey by unanimous 10-round decision before a crowd estimated at over 120,000 spectators.
Maidana defeated Khan by split decision in December 2010, claiming the WBA super lightweight title and establishing himself as a major force in the division.
The second of six bouts between Robinson and LaMotta (1942–1951), this contest was LaMotta's sole victory over Robinson in their storied rivalry.
The 2021 lightweight unification fight in which Australian challenger George Kambosos Jr. upset Teofimo Lopez by split decision to claim all four world titles in a major upset.
A 2001 WBC/IBF heavyweight title fight held in South Africa where Hasim Rahman stopped champion Lennox Lewis by KO in round 5, a major upset.
A June 2000 welterweight title bout in which Shane Mosley upset De La Hoya by split decision to claim the WBC and WBA titles at Staples Center in Los Angeles.
The November 2015 heavyweight title bout in Düsseldorf where Tyson Fury upset Wladimir Klitschko by unanimous decision, ending his decade-long reign.
The 2020 lightweight unification fight in which Teofimo Lopez upset Vasyl Lomachenko by unanimous decision to become undisputed lightweight champion in a widely celebrated major upset.
2002 welterweight bout in which Forrest handed Mosley his first professional loss by unanimous decision, claiming the WBC and IBF welterweight titles in a notable upset.
A May 2022 WBA light heavyweight bout in which Bivol handed Canelo Alvarez only his second career loss via unanimous decision, widely considered a major upset.
A May 2022 WBA light heavyweight title fight in Las Vegas where Dmitry Bivol handed Canelo Alvarez his first defeat since 2013 by winning a clear unanimous decision.
August 2020 WBC interim heavyweight title fight where the heavily favored Whyte was sensationally knocked out by Povetkin in round five with an overhand uppercut.
Spinks became the first reigning light heavyweight champion to claim the heavyweight title by defeating Holmes via split decision in September 1985.
Garcia halted Khan with a fourth-round stoppage in July 2012, winning the WBA and IBF junior welterweight titles in a performance that demonstrated Garcia's punching power.
April 2023 heavyweight bout in London in which Zhang knocked out the highly regarded Joyce in round six, establishing Zhang as a leading contender in the division.
Calzaghe's April 2008 U.S. debut, in which he defeated the 43-year-old Hopkins by split decision at Madison Square Garden to win the WBC and Ring Magazine light heavyweight titles.
Eleider Alvarez upset Kovalev with a seventh-round TKO in August 2018, claiming the WBO light heavyweight title in one of that year's most significant upsets.
A December 2018 super welterweight bout in which Harrison upset Charlo by controversial unanimous decision to capture the WBC 154-pound title.
