Shuai Zhang defeated Andrea Petkovic 7-5 6-4 in the Guangzhou round of 16 on hard. The upset overturned the form book — Andrea Petkovic came in leading the head-to-head 4–0, defending last year's semi-final. Shuai Zhang claimed a first win over Andrea Petkovic in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-03-22 | Miami | R128 | hard | Andrea Petkovic | 7-5 6-1 |
| 2019-08-19 | New York | R32 | hard | Andrea Petkovic | 6-3 6-4 |
| 2018-07-02 | Wimbledon | R128 | grass | Andrea Petkovic | 6-4 4-6 6-2 |
| 2011-05-16 | Strasbourg | R16 | clay | Andrea Petkovic | 6-1 6-3 |
Averages over each player's completed matches in the selected window (200 vs 137). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Zhang S.: 1 day rest · 2 matches, 27 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About