Sesil Karatantcheva defeated Tsvetana Pironkova 7-5 6-1 in the Indian Wells round of 128 on hard. The upset overturned the form book — Tsvetana Pironkova came in defending last year's round of 128. Sesil Karatantcheva extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-03-15 | Fort Walton Beach FL 25K | R32 | hard | Tsvetana Pironkova | 7-6(8) 6-4 |
| 2003-09-22 | Volos 10K | F | carpet | Sesil Karatantcheva | 6-4 2-6 6-2 |
Averages over each player's completed matches in the selected window (77 vs 143). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About