On August 31, 2018, a 32-year-old Isidro Ranoni Prieto (27-2-3, 22 KOs) and a 32-year-old Argentinian boxer Cesar Hernan Reynoso (14-11-4, 7 KOs) met in the ring in a heavyweight bout.
Prieto came in to the fight on a 1-fight win streak with a 68% KO rate, and was fighting after a gap of 11 months and 9 days. Reynoso was on a -3-fight win streak with a 24% KO rate, and fighting after a layoff of 5 months and 28 days.
Cesar Hernan Reynoso defeated Isidro Ranoni Prieto via split decision in the 12-round heavyweight fight. Reynoso improves his record to 15-11-4, while Prieto adds a loss to his record at 27-3-3.
On December 23, 2016, a 30-year-old Isidro Ranoni Prieto (26-1-3, 22 KOs) and a 31-year-old Russian boxer Artur Beterbiev (10-0, 10 KOs) met in the ring in a heavyweight bout.
Prieto came in to the fight on a 2-fight win streak with a 73% KO rate, and was fighting after a gap of 7 months and 23 days. Beterbiev was on a 10-fight win streak with a 100% KO rate, and fighting after a layoff of 6 months and 19 days.
Artur Beterbiev stopped Isidro Ranoni Prieto via TKO in the 1st round. Beterbiev improves his record to 11-0 (11 KOs), while Prieto adds a loss to his record at 26-2-3.
On August 15, 2015, a 29-year-old Isidro Ranoni Prieto (24-0-3, 20 KOs) and a 31-year-old Colombian boxer Eleider Alvarez (17-0, 10 KOs) met in the ring in a heavyweight bout.
Prieto came in to the fight on a 12-fight win streak with a 74% KO rate, and was fighting after a gap of 2 months and 16 days. Álvarez was on a 17-fight win streak with a 58% KO rate, and fighting after a layoff of 2 months and 3 days.
Eleider Álvarez defeated Isidro Ranoni Prieto via unanimous decision in the 12-round light-heavyweight fight. Álvarez improves his record to 18-0, while Prieto adds a loss to his record at 24-1-3.