Juan Soto is set to sign what is believed to be the biggest contract in the history of the sport after agreeing a $765m (£600m) 15-year deal with Major League Baseball’s New York Mets.

Multiple sources in the United States have revealed details of the deal, although the Mets have not yet confirmed it as the 26-year-old Dominican must complete a medical.

the MLB website said, external Soto would receive a $75m signing bonus with no deferred money in a deal that could ultimately be worth up to $800m (£627m).

The total value of the contract exceeds the 10-year, $700 million (£558 million) deal Shohei Ohtani signed with the Los Angeles Dodgers last year, with the Japanese star agreeing to pay $680 million (£541 million). pounds) of the amount.

“Deferred money” deals involve players agreeing to pay out a portion of their money at the end of the contract term and are widely used in American sports., external

Soto’s new contract is expected to be the largest in total value in professional sports.

Among the other biggest names is Dallas Cowboys quarterback Dak Prescott, who in September became the highest-paid player in NFL history by reportedly agreeing to a four-year contract extension worth a reported $240 million (£183 million).

In 2020, Kansas City Chiefs quarterback Patrick Mahomes signed a ten-year contract extension worth $450 million, which was the largest contract in NFL history at the time.

In the NBA, the Boston Celtics have tied Jayson Tatum to a new five-year contract worth $314 million (£245 million).

And in football, Portuguese striker Cristiano Ronaldo has a contract with Al-Nassr until 2025 that is reportedly worth more than €200m (£176.5m) a year, while Lionel Messi’s contract with Inter Miami is reportedly worth one Worth up to $60 million per year.