01/By surface
each with its own count, at equal weight
Hard
4-4
Level 4-4 in 8 meetings on hard
Clay
1-0
S. leads 1-0 in 1 meeting on clay
Grass
Never on grass
no meeting on this surface
02/Every meeting
9 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, S. first |
|---|---|---|---|---|---|---|
| Mar 24, 2018 | Sony Ericsson OpenPremier | hard | 3rd round | Radwanska A. | 3-6, 6-2, 6-3 | 1 v 32 |
| Aug 20, 2016 | Western & Southern Financial Group Women's OpenPremier | hard | quarterfinal | Halep S. | 7-5, 6-1 | 4 v 5 |
| Oct 29, 2015 | Sony Ericsson ChampionshipsTour Championships | hard | round robin | Radwanska A. | 7-6, 6-1 | 2 v 6 |
| Aug 14, 2015 | Rogers CupPremier | hard | quarterfinal | Halep S. | 0-6, 6-3, 6-1 | 3 v 14 |
| Oct 25, 2014 | Sony Ericsson ChampionshipsTour Championships | hard | semifinal | Halep S. | 6-2, 6-2 | 4 v 6 |
| Mar 15, 2014 | BNP Paribas OpenPremier | hard | semifinal | Radwanska A. | 6-3, 6-4 | 7 v 3 |
| Feb 15, 2014 | Qatar Total OpenPremier | hard | semifinal | Halep S. | 7-5, 6-2 | 10 v 4 |
| May 14, 2013 | Internazionali BNL d'ItaliaPremier | clay | 2nd round | Halep S. | 6-7, 6-1, 6-2 | 64 v 4 |
| Jan 2, 2013 | ASB ClassicInternational | hard | 2nd round | Radwanska A. | 6-3, 6-1 | 47 v 4 |
A record, never a share of meetings. Main-draw singles since 2013; a meeting ended by retirement is counted with the sets that were played and marked; a walkover is listed and counted in neither column. Halep S. and Radwanska A. each carry the table against every opponent faced.