Monica Niculescu defeated Sabine Lisicki 2-6 6-2 6-2 in the Australian Open round of 64 on hard. The upset overturned the form book — Sabine Lisicki came in leading the head-to-head 3–2, defending last year's round of 128. Monica Niculescu narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-01-29 | Taipei | QF | hard | Sabine Lisicki | 4-6 6-4 6-4 |
| 2016-02-22 | Doha | R64 | hard | Monica Niculescu | 6-2 6-2 |
| 2015-02-16 | Dubai | R64 | hard | Sabine Lisicki | 6-3 6-4 |
| 2014-09-08 | Hong Kong | R32 | hard | Sabine Lisicki | 3-6 7-6(3) 6-1 |
| 2010-08-09 | Cincinnati | R64 | hard | Monica Niculescu | 6-3 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 (195 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About