Tobias Summerer defeated Jan Mertl 6-1 6-3 in the Switzerland 1 2 final on carpet. The upset overturned the form book — Jan Mertl came in leading the head-to-head 1–0. Tobias Summerer claimed a first win over Jan Mertl in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-04-19 | Germany F4 | SF | clay | Jan Mertl | 6-4 6-3 |
Averages over each player's completed matches in the selected window (9 vs 128). 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