Watch Carlos Alcaraz vs Jannik Sinner — ATP Madrid Open SF Free.

What's at Stake

This semifinal clash represents the latest chapter in the sport's most compelling modern rivalry, with a spot in the Mutua Madrid Open final on the line. Beyond the immediate chance to lift a Masters 1000 trophy on clay, the winner will gain significant psychological momentum and crucial ranking points in the ongoing battle for the world number one position.

Head-to-Head

The lifetime series between these two titans remains incredibly tight, often swinging back and forth with each encounter. In their most recent meetings, Sinner has found success by utilizing his relentless baseline power to horizontalize the court, while Alcaraz has relied on his variety and the vocal support of the home crowd to disrupt the Italian's rhythm. Their matches are characterized by high-intensity rallies and tactical shifts that have defined the post-Big Three era.

Key Players to Watch

• Carlos Alcaraz — The Spaniard will look to use his drop shots and heavy topspin to exploit the high altitude and clay surface of the Manolo Santana Stadium.
• Jannik Sinner — Known for his clean ball-striking, the Italian must maintain a high first-serve percentage to prevent Alcaraz from dictating play with his forehand.
• Juan Carlos Ferrero — As Alcaraz's coach, his tactical adjustments during the match will be vital in navigating the difficult defensive stretches Sinner often forces.

Prediction

Given the home-court advantage and his natural affinity for the Madrid clay, Carlos Alcaraz is the slight favorite in what is expected to be a three-set marathon. Expect Alcaraz to prevail 6-4, 5-7, 6-3, as his ability to improvise in high-pressure moments should prove decisive against Sinner’s disciplined power game.