Gabriela Andrea Knutson defeated Sofia Costoulas in the Round of 32 of the Warsaw hard-court tournament, winning 6-2, 6-4. Knutson hit one ace and five double faults, while converting 62% of her break points and winning 73% of her first-serve points. Knutson won five service breaks to Costoulas' two.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-04-02 | W50 Nantes 1 | R16 | hard | Sofia Costoulas | 4-6 6-1 6-4 |
Averages over each player's completed matches in the selected window (39 vs 44). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Clear favourite · Costoulas S. clearly ahead, but no certainty
Calibrated model (out-of-sample validated). Probability is a statistical estimate, not a certainty. How it works.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Andrea Knutson G.: 11 days rest · 4 matches (14d) · Costoulas S.: 15 days rest. 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