On February 26, 2005, a 36-year-old Dariusz Michalczewski (48-1, 38 KOs) got a shot at the light-heavyweight WBA title held by 35-year-old French boxer Fabrice Tiozzo (46-2, 30 KOs).
Michalczewski came in to the fight on a 1-fight losing streak with a 77% KO rate, and was fighting after a gap of 1 year, 4 months, and 8 days. Tiozzo was on a 4-fight win streak with a 62% KO rate, and fighting after a layoff of 11 months and 6 days.
Fabrice Tiozzo stopped Dariusz Michalczewski via TKO in the 6th round of the 12-round world-title fight, and successfully defended his WBA light-heavyweight title. Tiozzo improves his record to 47-2 (31 KOs), while Michalczewski adds a loss to his record at 48-2.
On October 18, 2003, the 35-year-old WBO light-heavyweight world champion, Dariusz Michalczewski (48-0, 38 KOs), faced a 27-year-old Mexican boxer Julio César González (34-1, 22 KOs), in a title defense fight.
Michalczewski came in to the fight on a 48-fight win streak with a 79% KO rate, and was fighting after a gap of 6 months and 19 days. González was on a 7-fight win streak with a 62% KO rate, and fighting after a layoff of 4 months and 12 days.
Julio César González defeated Dariusz Michalczewski via split decision and wins the WBO title — in his first world-title fight. González improves his record to 35-1, while Michalczewski adds a loss to his record at 48-1.