Na Li defeated Roberta Vinci 6-2 6-0 in the Wimbledon round of 16 on grass. The result followed the form book — Na Li came in leading the head-to-head 2–0, defending last year's round of 64. Na Li extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-05-02 | Madrid | R16 | clay | Na Li | 2-6 6-2 6-1 |
| 2006-01-02 | Gold Coast | R32 | hard | Na Li | 6-4 6-0 |
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 (82 vs 200). ATP, WTA & Challenger.