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 tennis' great rivalries.

The future faces of tennis squared off on Saturday in Saudi Arabia. Jannik Sinner defeated Carlos Alcaraz in three sets in the finals of the Six Kings Slam: 6-7 (5), 6-3, 6-3.

Novak Djokovic spoilt the Rafael Nadal retirement party by beating the Spaniard in straight sets in their Six Kings Slam third-place match. The Riyadh exhibition played host to potentially Nadal’s last ever singles match and his final ever game against longtime rival Djokovic, who won the match 6-2, 7-6.

The exhibition tournament at the Kingdom Arena in Riyadh (Saudi Arabia) offers the richest tennis prize money of the season

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 an 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 and Carlos Alcaraz discussed their rivalry and relationship after their showdown in the final of the Six Kings Slam in Saudi Arabia. Sinner defeated Alcaraz 6-7(5), 6-3, 6-3 to win the exhibition tournament in Riyadh and earn a staggering $6 million — the highest prize money cheque in tennis history.

Tennis fans in Saudi Arabia will get their money’s worth on Saturday. It is finals day at the Six Kings Slam, with two absolute blockbusters on schedule.