Monica Niculescu defeated Shuai Peng 6-1 3-6 6-0 in the Miami round of 64 on hard. The upset overturned the form book — Shuai Peng came in leading the head-to-head 3–2, but Monica Niculescu had been the form player, winning 4 of their last 7 on hard. Monica Niculescu narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-10-02 | Beijing | R32 | hard | Shuai Peng | 6-3 6-2 |
| 2013-05-13 | Rome | R64 | clay | Shuai Peng | 4-6 6-3 6-2 |
| 2013-01-07 | Hobart | R16 | hard | Monica Niculescu | 3-6 6-4 6-4 |
| 2009-02-16 | Dubai | R64 | hard | Monica Niculescu | 3-6 7-5 6-2 |
| 2008-09-29 | Tashkent | QF | hard | Shuai Peng | 6-7(6) 6-2 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 (192 vs 132). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About