Philipp Kohlschreiber defeated Juan Ignacio Chela 2-6 6-2 6-4 in the Hamburg round of 32 on clay. The upset overturned the form book — Juan Ignacio Chela came in leading the head-to-head 3–0, defending last year's round of 64. Philipp Kohlschreiber claimed a first win over Juan Ignacio Chela in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-05-15 | Dusseldorf | F | clay | Juan Ignacio Chela | 6-4 7-6(4) |
| 2010-10-31 | Valencia | R32 | hard | Juan Ignacio Chela | 6-2 3-6 6-2 |
| 2006-07-24 | Kitzbuhel | QF | clay | Juan Ignacio Chela | 6-4 6-4 |
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 (200 vs 120). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About