Daniel Vacek defeated Dominik Hrbaty 6-4 1-6 2-6 7-6 6-3 in the Australian Open round of 128 on hard. The upset overturned the form book — Dominik Hrbaty came in leading the head-to-head 1–0, defending last year's round of 128. Daniel Vacek claimed a first win over Dominik Hrbaty in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-03-16 | Miami Masters | R128 | hard | Dominik Hrbaty | 6-3 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 (86 vs 200). ATP, WTA & Challenger.