Tristan Samuel Weissborn defeated Peter Heller 6-3 6-2 in the Egypt F3 round of 32 on clay. The upset overturned the form book — Peter Heller came in leading the head-to-head 2–1, but Tristan Samuel Weissborn had been the form player, winning 2 of their last 4 on clay. Tristan Samuel Weissborn narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-08 | Slovenia F2 | R16 | clay | Peter Heller | 6-4 6-1 |
| 2013-04-22 | Egypt F4 | QF | clay | Tristan Samuel Weissborn | 2-6 7-6(4) 7-5 |
| 2012-09-24 | Turkey F37 | R16 | hard | Peter Heller | 6-2 3-6 6-4 |
Averages over each player's completed matches in the selected window (16 vs 67). 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