Over 2.5 sets predictions 18 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, 6 matches
| Match | Three sets | Two sets | ||
|---|---|---|---|---|
| Finished | Nadia Podoroska – Suzan Lamens WTA Sao Paulo, Brazil Women, Singles · final 2–1 | 50% | 50% | |
| Finished | Anna Blinkova – Alina Charaeva WTA Sao Paulo, Brazil Women, Singles · final 2–0 | 50% | 50% | |
| Finished | Peyton Stearns – Sloane Stephens Guadalajara · final 2–0 | 49% | 51% | |
| Finished | Mary Stoiana – Paula Badosa WTA Sao Paulo, Brazil Women, Singles · final 0–2 | 47% | 53% | |
| Finished | Teodora Kostović – Kaitlin Quevedo WTA Sao Paulo, Brazil Women, Singles · final 0–2 | 45% | 55% | |
| Finished | Cristina Bucsa – Iva Jović Guadalajara · final 0–2 | 42% | 58% |
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.
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.