At this moment, Sinner and Alcaraz seem to be the only two players able to retrace the steps of the Big 3 who have monopolized the ATP tour for about 20 years. The hope of fans and insiders is that some other young talent will fit in the fight, but at the moment the difference in level is really remarkable.

Jannik Sinner beat Carlos Alcaraz for the championship in the Six Kings Slam exhibition event after Novak Djokovic topped Rafael Nadal for third place in what might have been the final match in one of

At the Laver Cup last month, Carlos Alcaraz complained that the tennis schedule is "going to kill us". But this week the Spaniard, who has only played two ATP events since the US Open, is playing the £11.5m Six Kings Slam in Saudi Arabia where Rafa Nadal and Novak Djokovic are also competing for the £4.6m first prize.

Rafael Nadal starts his pre-retirement farewell tour against Carlos Alcaraz on Thursday at the Six Kings Slam, and Novak Djokovic faces Jannik Sinner at the exhibition event that awards money but no ATP ranking points and is Saudi Arabia’s latest foray into tennis.

Jannik Sinner defeated Carlos Alcaraz 6-7 (5), 6-3, 6-3 for the championship in the Six Kings Slam exhibition Saturday, after Novak Djokovic topped Rafael Nadal 6-2, 7-6 (5) in the third-place match at Riyadh,

Jannik Sinner has lost all three of his matches against Carlos Alcaraz on the ATP Tour this season, but he came out on top in the Six Kings Slam final in Riyadh

British stars says Jannik Sinner and Carlos Alcaraz have taken tennis to the next level as the era of the 'Big 3' ends.