David Nalbandian defeated Juan Martin del Potro 6-2 6-4 in the Madrid Masters round of 16 on clay. The result followed the form book — David Nalbandian came in leading the head-to-head 2–1, defending last year's semi-final. David Nalbandian extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-10-26 | Paris Masters | R16 | hard | David Nalbandian | 6-4 6-0 |
| 2008-10-20 | Basel | SF | hard | David Nalbandian | 6-4 6-4 |
| 2008-10-12 | Madrid Masters | R16 | clay | Juan Martin del Potro | 6-4 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About