

Maria Sakkari defeated Donna Vekic 6-3 7-6 in the Linz quarter-final on hard. The upset overturned the form book — Donna Vekic came in ranked #35, leading the head-to-head 6–2. Maria Sakkari narrowed the head-to-head to 6–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-08-18 | Monterrey | R32 | hard | Donna Vekic | 6-2 6-3 |
| 2024-04-22 | Madrid | R64 | clay | Maria Sakkari | 6-3 6-2 |
| 2023-06-19 | Berlin | SF | grass | Donna Vekic | 6-4 7-6(8) |
| 2022-10-10 | San Diego | R32 | hard | Donna Vekic | 7-6(3) 6-1 |
| 2020-01-13 | Adelaide | R16 | hard | Donna Vekic | 2-6 7-5 6-1 |
| 2018-10-01 | Beijing | R64 | hard | Donna Vekic | 6-1 6-4 |
| 2018-03-05 | Indian Wells | R128 | hard | Maria Sakkari | 6-4 6-2 |
| 2017-06-12 | Nottingham | QF | grass | Donna Vekic | 6-2 6-3 |
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
Averages over each player's completed matches in the selected window (164 vs 165). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
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.
Sakkari M.: 9 days rest · 3 matches (14d) · Vekic D.: 13 days rest · 1 match (14d). Higher means fresher. About