Past The Numbers
The place does Sinner’s imperious indoor efficiency rank in historical past?
Infosys ATP Past The Numbers analyses Sinner’s dominance indoors
November 16, 2025
Corinne Dubreuil/ATP Tour
Jannik Sinner owns the most effective indoor successful proportion amongst lively gamers.
By Andrew Eichenholz
Jannik Sinner is popping into an indoor titan.
The Italian, who will play Carlos Alcaraz for the Nitto ATP Finals title Sunday, has change into dominant with a roof over his head. The second seed’s semi-final in opposition to Alex de Minaur was his thirtieth in a row indoors and he reveals no signal of slowing down.
Sinner’s successful streak is already the sixth longest within the Open Period (carpet not included) and dates again to the championship match in Turin two years in the past, when he fell to Novak Djokovic. Solely John McEnroe, Djokovic, Roger Federer and Ivan Lendl have received extra consecutive indoor hard-court matches, with Federer conducting the feat twice.
McEnroe owns the longest streak within the Open Period, having emerged victorious in 47 straight indoor hard-court matches from 1978 by way of 1987. No one else has received greater than 35 in a row.
Longest Indoor Arduous-Courtroom Profitable Streaks in Open Period
What’s most spectacular about Sinner’s streak isn’t just that he has received, however how convincingly he has finished so. The Italian has wanted a deciding set in simply three of the 30 triumphs he has earned throughout this streak. In his 27 straight-sets wins, Sinner has wanted simply six tie-breaks.
Finally 12 months’s Nitto ATP Finals, Sinner didn’t drop greater than 4 video games in a set, turning into the primary participant to win the season finale with out dropping a set since Lendl in 1986. He has not misplaced a set or serve by way of 4 matches this 12 months in Turin, both.
Because the ATP started monitoring service statistics in 1991, Novak Djokovic is the one different participant who has made the championship match on the Nitto ATP Finals with out dropping a service sport (2018). Sinner has an thought of why he’s profitable in such situations.
“I really feel like when somebody hits quick, it’s extremely troublesome to vary the tempo of the ball. So this for positive helps me rather a lot enjoying indoors,” Sinner stated. “[At] the identical time I additionally attempt to change the tempo as a result of it’s important and it’s important, particularly with the distinction of the gamers you play in opposition to.
“However yeah, you do not have the wind, you do not have the solar. You all the time have the identical feeling on the courtroom. It additionally lets you really feel increasingly more snug, at the least from my aspect.”

Sinner’s indoor efficiency ranks extremely not simply amongst his friends, however among the many all-time greats. The San Candido native is 90-21 indoors, giving him the fourth-best successful proportion within the Open Period in line with the Infosys ATP Win/Loss Index. Solely McEnroe (85.3%), Lendl (83%) and Jimmy Connors (81.6%) have received at the next price. He handed Roger Federer (81%) and Bjorn Borg (80.6%) throughout the Nitto ATP Finals.
No different lively participant, together with Djokovic (80.2%), has received a greater proportion of indoor matches. Sinner can proceed his imperious indoor play this week however extending his successful streak to 31 and efficiently defending his Nitto ATP Finals trophy.
Editor’s Notice: This story was initially printed after two matches on the 2025 Nitto ATP Finals. It was edited to replace statistics main into the ultimate.
















