
Iga Swiatek defeated Karolina Muchova 6-1 4-6 6-4 in the Montreal round of 16 on hard. The upset overturned the form book — Karolina Muchova came in ranked #6. Iga Swiatek extended the head-to-head to 9–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-03-04 | Indian Wells | R16 | hard | Iga Swiatek | 6-2 6-0 |
| 2025-03-11 | Indian Wells | R16 | hard | Iga Swiatek | 6-1 6-1 |
| 2025-03-05 | Indian Wells | R16 | hard | Iga Swiatek | 6-1 6-1 |
| 2025-01-01 | United Cup | RR | hard | Iga Swiatek | 6-3 6-4 |
| 2024-12-27 | United Cup | RR | hard | Iga Swiatek | 6-3 6-4 |
| 2023-08-07 | Montreal | R16 | hard | Iga Swiatek | 6-1 4-6 6-4 |
| 2023-06-10 | Roland Garros | F | clay | Iga Swiatek | 6-2 5-7 6-4 |
| 2023-05-29 | Roland Garros | F | clay | Iga Swiatek | 6-2 5-7 6-4 |
| 2019-04-29 | Prague | R32 | clay | Karolina Muchova | 4-6 6-1 6-4 |
Averages over each player's completed matches in the selected window (200 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
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About