Armin Sandbichler defeated Philipp Oswald 6-3 6-1 in the Poland F2 round of 32 on clay. The upset overturned the form book — Philipp Oswald came in leading the head-to-head 3–2. Armin Sandbichler 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 |
| 2005-10-03 | Venezuela F5 | R16 | hard | Philipp Oswald | 4-6 6-4 7-5 |
Averages over each player's completed matches in the selected window (1 vs 7). 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