Carlos Alcaraz and Jannik Sinner opened their clay-court seasons in emphatic fashion Tuesday, cruising into the round of 16 at the Rolex Monte-Carlo Masters and immediately setting up the latest chapter in their growing rivalry for the top of the men’s game. Alcaraz beat Argentina’s Sebastián Báez 6-1, 6-3 in 70 minutes, and Sinner followed with a 6-3, 6-0 win over France’s Ugo Humbert in 64 minutes.
The two arrived in Monaco carrying very different recent storylines. Sinner came straight from a dominant March in which he completed the Sunshine Double by winning Indian Wells and Miami. Alcaraz, by contrast, entered the clay swing with more to prove after a strong but uneven hard-court stretch that ended with an earlier-than-expected exit in Miami.
If there were any doubts about how quickly Alcaraz would settle back onto clay, he brushed them aside almost immediately. The Spaniard barely gave Báez room to breathe in the opening set, controlling the baseline, protecting his serve, and dictating the tempo from the start. Alcaraz did not face a break point and moved through the match with the kind of authority expected from the defending champion in Monte Carlo.
Afterward, Alcaraz admitted even he had not expected to feel quite so sharp so soon. He said he surprised himself with his level and was pleased with how naturally his game returned on clay, even if he felt a few details slipped in the second set. That dip briefly gave Báez an opening, but Alcaraz quickly regained control and closed the door before the match could become complicated.
His next opponent will be decided by the matchup between Argentina’s Tomás Martín Etcheverry and France’s Térence Atmane. Etcheverry earned his place by knocking out Grigor Dimitrov 6-4, 2-6, 6-3.
Sinner was just as ruthless, even if his match took a few games to settle. Humbert stayed in touch early, but once Sinner found his rhythm and earned the first break, the contest tilted hard in the Italian’s favor. He swept through the closing stretch, winning nine of the final 10 games and finishing with a 23-minute second-set bagel.
Sinner said afterward that the first clay event of the season always requires adjustments, especially in how points are constructed and how certain situations are handled. Still, he made those changes quickly and looked comfortable by the end. His performance can accurately by described as a commanding start to both his Monte Carlo campaign and his bid to keep pressure on Alcaraz in the rankings race.
His next opponent will come from the match between Argentina’s Francisco Cerúndolo and Czech player Tomas Machac, leaving open the possibility of another tough baseline test as he continues his push through the draw.
Beyond the wins themselves, the bigger story in Monte Carlo remains the battle for world No. 1. ATP Tour’s ranking projection entering the event made clear that Sinner can take over the top spot this week if he wins the title, regardless of what Alcaraz does. If he falls short of at least the semifinals, however, Alcaraz will remain No. 1 after the tournament.
Alcaraz did not sound especially consumed by that equation after his victory. He acknowledged that he is defending a heavy haul of points during the clay season and suggested losing the top ranking at some stage may be difficult to avoid. For now, though, his focus appears to be on rediscovering his best level on the surface where he has often looked most complete.
That is what made Tuesday feel significant. Monte Carlo did not just deliver comfortable wins for the tour’s top two players. It offered an early sign that the clay season could become exactly what tennis fans hoped for: Alcaraz looking like himself again on red dirt, Sinner carrying his hard-court dominance onto a different surface, and both men moving deeper into the same tournament with the No. 1 ranking hanging over every round.



