It is becoming rare for an Italian sporting story not to feature Jannik Sinner or Kimi Antonelli. On the Tennis Channel's Cadillac desk at the 2026 Miami Open this week, the world number one was asked about his quiet friendship with the 19-year-old who currently leads the Formula 1 drivers' championship.
Sinner has been on a run of historic proportions in Florida — 12 consecutive Masters 1000 match wins, 24 sets in a row — and the conversation had already turned to his Miami fondness when the cross-sport connection came up. Earlier in the year, after Antonelli's win at the F1 season opener, Sinner had sent a public shoutout to the teenager from a press conference in Indian Wells.
Asked whether the two had spoken since, Sinner kept it characteristically low-key.
"We know each other. He's very, very young, but an incredible driver," Sinner said. "We exchanged a couple of messages, nothing crazy. Being Italian, we are very proud to have such a champion now in Italy as well."
It is a short answer that says quite a lot. Antonelli, still only 19, is leading the 2026 F1 drivers' championship after the sport's biggest regulatory reset in a generation. Sinner, at 23, is defending his Miami Open title as the undisputed number one on the ATP tour. Italy has not had two athletes simultaneously at the absolute top of global individual sports in living memory.
Sinner was also asked about the comparison drawn by Joao Fonseca earlier in the tournament — the young Brazilian had described Sinner as the more measured of the two top men's tennis players, contrasting him with the flair of Carlos Alcaraz. Sinner agreed, smiling, that it was a fair reading, but it is the Antonelli exchange that has travelled furthest through Italian sports media in the past 48 hours.
What makes the friendship notable is its restraint. Neither driver nor tennis champion is given to social-media theatrics. Antonelli has said in F1 paddock interviews that he watches Sinner's Slams between race weekends. Sinner, for his part, is an open F1 fan — he has been photographed trackside before, and was the recipient of a hot lap from Antonelli in a high-performance Mercedes last year during a promotional collaboration.
There is also a timing element. Sinner's Miami campaign overlaps with the build-up to the Miami Grand Prix, where Antonelli will arrive as championship leader and the man Max Verstappen currently trails by 60 points. The F1 paddock does not hit South Florida until early May, but with the Miami Open on television and the Grand Prix countdown already underway, the two events are sharing an audience in a way the broadcasters have started to lean into.
For Sinner, the message stayed on-brand: respectful, understated, proud. "We are very proud to have such a champion now in Italy as well," he repeated. Asked what he likes to do when he is in Miami, he talked about trying new restaurants and, if he had the time, a basketball game — a nod to Luka Doncic's recent 60-point performance for the Dallas Mavericks that he caught in passing.
It is the kind of answer that tends to age well. Italy's two biggest individual sporting exports were both polling below the top ten of their disciplines two years ago. Now, within a month of each other on the same American coastline, they are the favourites for their respective titles. The mutual respect seems, if anything, understated.
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*Originally published on [NewsFormula One](https://newsformula.one/article/sinner-antonelli-friendship-miami-open-2026-italian-champions-cross-sport). Visit for full coverage.*
