American veteran Floyd Mayweather Jr. believes UFC champion Conor McGregor has the edge over him on paper as the pair prepare to step into the ring.

Mayweather is coming out of retirement at the age of 40 to fight mixed martial arts star Mcgregor on august 26.

The 29 year old McGregor, will step away from the octagon and into the ring against Mayweather, who is 49-0 in his career having not fought since 2015.

Mayweather conceded he is not the same fighter he used to be ahead of this month’s blockbuster showdown.