Floyd Mayweather Jr. vs. Conor McGregor, also known as "The Money Fight '' and "The Biggest Fight in Combat Sports History '', was a professional boxing match between undefeated eleven - time five - division boxing world champion Floyd Mayweather Jr. and two - division mixed martial arts (MMA) world champion and at - the - time current UFC Lightweight Champion Conor McGregor. The match took place at the T - Mobile Arena in Paradise, Nevada, on August 26, 2017 at the light - middleweight weight class (154 lbs; 69.9 kg). It was scheduled for twelve rounds.
what weight is conor mcgregor and mayweather fighting at
light - middleweight