Over 2.5 sets predictions 15 September 2026

Every best-of-three singles match ranked by the chance that it goes the distance to a third set. Evenly matched players make three-setters; a lopsided pairing usually ends in two.

Chance of a third set, 20 matches

MatchThree sets Two sets
21:30 Jessica Bouzas Maneiro – Dominika Salkova WTA Sao Paulo, Brazil Women, Singles 50% 50%
22:40 Mary Stoiana – Claire Liu WTA Sao Paulo, Brazil Women, Singles 50% 50%
21:20 Anna Blinkova – Carol Young-suh Lee WTA Sao Paulo, Brazil Women, Singles 50% 50%
22:05 Suzan Lamens – Carolina Alves WTA Sao Paulo, Brazil Women, Singles 50% 50%
16:00 Eva Lys – Gabriela Cé WTA Sao Paulo, Brazil Women, Singles 49% 51%
13:00 Nauhany Vitoria Leme Da Silva – Astra Sharma WTA Sao Paulo, Brazil Women, Singles 49% 51%
17:20 Cadence Brace – Solana Sierra WTA Sao Paulo, Brazil Women, Singles 47% 53%
20:10 Jazmin Ortenzi – Chloe Paquet WTA Sao Paulo, Brazil Women, Singles 46% 54%
23:15 Justina Mikulskyte – Paula Badosa WTA Sao Paulo, Brazil Women, Singles 44% 56%
21:00 Vendula Valdmannova – Laura Pigossi WTA Sao Paulo, Brazil Women, Singles 40% 60%
23:50 Whitney Osuigwe – Kaitlin Quevedo WTA Sao Paulo, Brazil Women, Singles 39% 61%
Finished Diane Parry – Peyton Stearns Guadalajara · final 0–2 50% 50%
Finished Cristina Bucsa – Panna Udvardy Guadalajara · final 2–0 50% 50%
Finished Julia Riera – Elina Avanesyan WTA Sao Paulo, Brazil Women, Singles · final 0–2 49% 51%
Finished Lucrezia Stefanini – Nadia Podoroska WTA Sao Paulo, Brazil Women, Singles · final 0–2 49% 51%
Finished Teodora Kostović – Victoria Luiza Barros WTA Sao Paulo, Brazil Women, Singles · final 2–0 48% 52%
Finished Xiaodi You – Alina Charaeva WTA Sao Paulo, Brazil Women, Singles · final 1–2 47% 53%
Finished Darja Semenistaja – Hayu Kinoshita WTA Sao Paulo, Brazil Women, Singles · final 2–0 45% 55%
Finished Alycia Parks – Sara Bejlek Guadalajara · final 0–2 40% 60%
Finished Elsa Jacquemot – Liudmila Samsonova Guadalajara · final 0–2 40% 60%
How the three-set chance is worked out
It follows directly from the win probability: the closer a match is to 50/50, the more likely each set is to be shared and the match to need a third. Grand Slam men's matches (best of five) are left out here.