Aryna Sabalenka def. Marta Kostyuk 7(7)-6(4), 7(9)-6(7) — Madrid Open 2025 Quarterfinal

Aryna Sabalenka defeated Marta Kostyuk 7(7)-6(4), 7(9)-6(7) in the Quarterfinal of the Madrid Open 2025.

Head-to-head

Aryna Sabalenka and Marta Kostyuk have met 4 times, with Aryna Sabalenka leading the head-to-head 4–0.

• Brisbane International (WTA) 2026 Final — Aryna Sabalenka won 6-4, 6-3
• Italian Open 2025 R16 — Aryna Sabalenka won 6-1, 7(10)-6(8)
• French Open (Roland-Garros) 2023 R128 — Aryna Sabalenka won 6-3, 6-2