Philipp Oswald defeated Armin Sandbichler 4-6 6-4 7-5 in the Venezuela F5 round of 16 on hard. The upset overturned the form book — Armin Sandbichler came in leading the head-to-head 3–2. Philipp Oswald narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-07-16 | Austria F6 | SF | clay | Philipp Oswald | 6-4 4-6 6-3 |
| 2007-07-09 | Austria F5 | QF | clay | Armin Sandbichler | 6-4 1-0 |
| 2006-07-31 | Austria F8 | SF | clay | Armin Sandbichler | 6-2 6-0 |
| 2006-04-03 | Sweden F2 | R32 | carpet | Philipp Oswald | 6-7(4) 7-6(5) 6-4 |
| 2005-05-23 | Poland F2 | R32 | clay | Armin Sandbichler | 6-3 6-1 |
Averages over each player's completed matches in the selected window (7 vs 1). 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. Small sample — read as indicative. About