By surface
| Surface | Karolina Muchova | Marta Kostyuk |
|---|---|---|
| Hard | 2 | 0 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-10-06 | WTA | Wuhan | Round of 64 | Hard | Karolina Muchova | 2-6 | 6-2 | 6-4 | ||
| 2025-08-25 | WTA | US Open | Round of 16 | Hard | Karolina Muchova | 6-3 | 6-70 | 6-3 |