
Sloane Stephens defeated Anna Kalinskaya 3-6 7-5 in the Guadalajara semi-final on hard. The upset overturned the form book — Anna Kalinskaya came in ranked #21, leading the head-to-head 2–0, defending last year's round of 32, but Sloane Stephens had been the form player, winning 5 of their last 7 on hard. Sloane Stephens claimed a first win over Anna Kalinskaya in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-01-15 | Australian Open | R32 | hard | Anna Kalinskaya | 6-7 6-1 6-4 |
| 2019-08-26 | US Open | R128 | hard | Anna Kalinskaya | 6-3 6-4 |
Averages over each player's completed matches in the selected window (155 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Stephens S.: 2 days rest · 3 matches, 57 games (7d) · Kalinskaya A.: 1 day rest · 2 matches, 44 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About