Bastian Malla defeated Facundo Arguello 6-3 6-4 in the M25 Lima 1 round of 16 on clay. The upset overturned the form book — Facundo Arguello came in leading the head-to-head 3–0. Bastian Malla claimed a first win over Facundo Arguello in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-09-04 | Argentina F6 | R32 | clay | Facundo Arguello | 6-2 3-0 |
| 2017-08-28 | Argentina F5 | QF | clay | Facundo Arguello | 7-5 6-2 |
| 2013-02-02 | Vina del Mar | Q32 | clay | Facundo Arguello | 6-1 6-1 |
Averages over each player's completed matches in the selected window (88 vs 16). 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