Jie Zheng defeated Roberta Vinci 6-4 6-3 in the Australian Open round of 128 on hard. The result followed the form book — Jie Zheng came in leading the head-to-head 3–1, defending last year's round of 32. Jie Zheng extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-06-11 | Birmingham | QF | grass | Jie Zheng | 6-3 5-7 6-4 |
| 2012-01-16 | Australian Open | R64 | hard | Jie Zheng | 6-4 6-2 |
| 2011-08-01 | San Diego | R32 | hard | Jie Zheng | 6-4 6-2 |
| 2004-05-03 | Berlin | Q64 | grass | Roberta Vinci | 6-4 6-1 |
Averages over each player's completed matches in the selected window (26 vs 185). 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