Nicolas Alberto Arreche defeated Mariano Kestelboim 7-6 6-3 in the Chile F8 round of 32 on clay. The upset overturned the form book — Mariano Kestelboim came in leading the head-to-head 1–0. Nicolas Alberto Arreche claimed a first win over Mariano Kestelboim in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-02-19 | Tunisia F7 | R16 | hard | Mariano Kestelboim | 5-7 7-6(1) 6-0 |
Averages over each player's completed matches in the selected window (9 vs 124). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About