Christoph Palmanshofer defeated Antonio Ruiz Rosales 6-4 6-4 in the Mexico F6 round of 16 on clay. The upset overturned the form book — Antonio Ruiz Rosales came in leading the head-to-head 1–0. Christoph Palmanshofer claimed a first win over Antonio Ruiz Rosales in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-10-27 | Mexico F14 | R32 | hard | Antonio Ruiz Rosales | 7-5 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.