Gianluca Mager defeated Peter Heller 6-4 7-6 in the Biella CH round of 16 on clay. The upset overturned the form book — Peter Heller came in leading the head-to-head 1–0. Gianluca Mager claimed a first win over Peter Heller in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-02-02 | Tunisia F4 | SF | hard | Peter Heller | 7-6(6) 6-2 |
Averages over each player's completed matches in the selected window (200 vs 200). 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