Novak Djokovic speaks out on Jannik Sinner doping controversy as WADA appeal adds new tension (Image via Getty)Novak Djokovic and Jannik Sinner are ready to battle for a place in the Wimbledon 2026 final. But away from Centre Court, the two tennis stars are also among the sport’s biggest financial success stories.Djokovic has spent more than two decades building a fortune through Grand Slam titles, record-breaking prize money and global endorsements. Sinner, meanwhile, has quickly become tennis’ newest superstar, turning his on-court dominance into lucrative sponsorship deals and a rapidly growing net worth.Novak Djokovic vs Jannik Sinner net worth comparison, which tennis icon is richer?When it comes to overall wealth, Novak Djokovic still sits comfortably on top. The Serbian legend has an estimated net worth of around $240 million in 2026 (as per Celebrity Net Worth). His wealth makes him one of the richest tennis players of all time.The 24-time Grand Slam champion has earned his fortune through years of dominance on the ATP Tour. He became the first tennis player to cross $200 million in career prize money. This comes thanks to countless Grand Slam triumphs, ATP Finals victories, Masters 1000 titles and Olympic success.Away from the court, Djokovic has also built an impressive business portfolio. Endorsement deals with brands such as Lacoste, Head, Asics, Hublot and Seiko continue to bring in millions every year, alongside investments and appearance fees.Jannik Sinner may not have caught Djokovic in terms of wealth just yet, but the Italian is closing the gap at remarkable speed. According to Forbes, Sinner’s estimated net worth stands at $54.6 million in 2026.His earnings have surged thanks to a brilliant run on the ATP Tour. Sinner has already collected more than $63.5 million in career prize money, while his endorsement income continues to grow with every successful season.The Italian’s commercial appeal is stronger than ever. Partnerships with global names like Nike, Gucci, Rolex and Head have turned him into one of the highest-paid young athletes in world sport.Despite enjoying the rewards of success, Sinner has kept a refreshingly low-key lifestyle. He is based in Monte Carlo but regularly heads back to the Italian Alps to spend time with family and childhood friends. His parents continue to live a simple life, and Sinner prefers to let his tennis do most of the talking.For now, Djokovic remains the financial king of this rivalry. His remarkable longevity, unmatched career achievements and long-standing sponsorships have helped him build one of the biggest fortunes tennis has ever seen.That said, Sinner is only getting started. At just 24, he has plenty of time to add more Grand Slam trophies, bigger endorsement deals and even greater career earnings. If his current rise continues, today’s net worth gap could look a lot smaller in the years ahead. But heading into their Wimbledon 2026 semifinal, Djokovic still leads the scoreboard when it comes to wealth.