The two keys to Alcaraz's defeat against Bergs in Shanghai

Carlos Alcaraz has surprisingly fallen to Zizou Bergs at the ATP Shanghai 2026, after the Belgian delivered one of the best matches of his career. The Spaniard entered as the clear favorite in a match where he was not expected to struggle much, but he ended up facing a rival who executed his game plan almost to perfection. Beyond the feelings of the Murcian, there are two key statistics that explain why Alcaraz never managed to impose his tennis.

From the first games, Alcaraz showed some discomfort on the court. The Spaniard complained several times about the playing conditions and, in particular, the behavior of a ball whose bounce he could not fully interpret. That lack of confidence prevented him from developing his usual tennis, although it cannot be used as the only explanation for the defeat. After all, both players were competing under the same conditions, and it was Bergs who adapted best to them.

First key: Bergs prevented Alcaraz from playing aggressively

One of the great virtues of Carlos Alcaraz is his ability to take the initiative from the baseline and be aggressive, dominating his rivals. However, against Zizou Bergs, he had little opportunity to showcase that offensive version that usually makes a difference against his opponents.

The Belgian built his victory on an extraordinary serve, which received an average rating of 9 according to Tennis Insights. That strength with his serve allowed him to start numerous points in a favorable position and prevented the Spaniard from controlling the exchanges.

The data perfectly reflects this circumstance. Alcaraz only managed to attack on 25% of the points, a figure lower than the nearly 30% he usually records. The Murcian spent too much time defending and searching for solutions to the shots of a rival who did not allow him to feel comfortable.

The difference was even more evident in the second set, when Bergs managed to attack 31% of the time, while Alcaraz barely reached 22%.

The Belgian not only hit aggressively from the baseline but also constantly looked to advance to the net to close out points. In this way, he took away the Spaniard's reaction time and, above all, prevented him from finding the rhythm needed to develop his game. Alcaraz did not refrain from attacking by his own will: it was Bergs who practically did not allow him to do so.

Para mí hay dos CLAVES que explican la derrota de Alcaraz hoy ante Bergs: El partido se ha jugado en su mayoría a puntos cortos (3,6 de media en intercambios) y Bergs se ha llevado el 59% de los puntos de 1-4 golpes. Es decir: 19 más que Alcaraz. Eso es una bestialidad. Si a eso le sumas que ha atacado un 30% de las veces y Carlos solo un 25%, entendemos que se ha jugado a lo que ha querido el belga, y Alcaraz nunca ha podido llevarse el partido a su terreno. Datos: @tennis_insights.

— José Morón (@jmgmoron) October 12, 2026

Second key: the match was played exactly as Bergs wanted

The other major explanation for the defeat appears when analyzing the duration of the exchanges. The match had an average of just 3.6 strokes per point, a figure that demonstrates how much Bergs managed to impose a direct style of tennis, based on serving and quick resolution of the plays.

In fact, 107 points were played with between one and four strokes. In that regard, the Belgian won 59% of the exchanges, which means 19 points more than Alcaraz. A decisive difference considering that this type of situation represented the majority of the match.

The most remarkable thing is that the landscape changed completely when the exchanges became longer. In the long points, Alcaraz was clearly superior, with a balance of 11-1 in his favor. This shows that the Spaniard had weapons to harm his rival when he managed to extend the plays. However, those situations occurred too infrequently to change the course of the match.

Bergs understood that it was not in his interest to engage in prolonged exchanges and executed a game plan that minimized those opportunities. The Belgian managed to have the match played where he felt most comfortable, and not where Alcaraz could make the difference.

In short, the Spaniard's defeat cannot be explained solely by his adaptation problems to the conditions in Shanghai. Alcaraz had a tough day, but across the net, he found a Bergs who intelligently and aggressively took advantage of it and never allowed Carlos to feel comfortable. The Murcian could barely attack and also failed to lead the match into longer exchanges, two circumstances that ultimately turned what seemed like an easily attainable victory into one of the tournament's biggest surprises.

This is an automatic translation. You can read the original news, Las dos claves de la derrota de Alcaraz ante Bergs en Shanghai