According to the bookmakers, the undisputed favorite of this fight is Mayweather.
So, for the victory of Floyd bookmaker bwin accepts rates with a coefficient of 1.22, and McGregor's victory is estimated at 4.33. Draw is estimated at 41.0.
Bookmakers from the William Hill office also consider the American the favorite of the fight. On Mayweather's victory, the office accepts rates with a coefficient of 1.20, and on winning McGregor - 4.5. Draw - 41.0.
The bookmaker organization GameBet accepts bets on Mayweather's victory - 1,181, on the victory of McGregor - 4,13. Draw - 32.0.

 According to experts, the most likely outcome of the fight is the early victory of Mayweather, slightly less than the chance that Floyd will win the referee's decision. And if McGregor wins ahead of schedule, then, most likely, in the 2-3 round.

  12-time world champion Floyd Mayweather Jr. will return to the ring on August 26, where he will fight against the debutant in the boxing world of Conor McGregor, which will take place in Las Vegas.

 
The World Boxing Council was presented with a special belt, which will be the winner of the battle between American Floyd Mayweather and Irishman Conor MacGregor. According to official data, it contains one and a half kilos of pure gold, jewelry. 

 In particular, the main award of this battle contains 3360 diamonds, 600 sapphires, 160 emeralds. And all this "beauty" with 1.5 kilograms of gold is laid out on the belt of pure crooked skin. He will get the winner of the Mayweather-MacGregor fight, which will be held on Saturday, August 26, in Las Vegas.  The upcoming duel is unique in its kind. Never before before in the ring did not fight the world champion among professionals in boxing and a specialist in mixed martial arts. Mayweather won in all 49 ring matches held in the ring. McGregor in tournaments MMA held 24 fights, won 21, lost three times. 

 I wish good luck to both fighters. For a good fight!