Karolína Muchová def. Marta Kostyuk — Round of 16, US Open 2025
Grand SlamHardNew York, USA
Played1 Sep 2025
🇨🇿ranked WTA number 12 going into this drawWon
Karolína Muchová seeded 11 6 60 6
🇺🇦ranked WTA number 29 going into this draw
Marta Kostyuk seeded 27 3 7 3
🇨🇿Karolína Muchová
🇺🇦Marta Kostyuk
Match stats
Serve
1
Aces
6
2
Double faults
7
59%
1st serve in
52%
68%
1st serve points won
81%
52%
2nd serve points won
51%
61%
Service points won
67%
9/10
Break points saved
3/6
Serve speed (km/h)
175
Fastest serve
175
155
Average 1st serve
161
123
Average 2nd serve
136
Return
33%
Return points won
39%
3/6
Break points won
1/10
Points
20
Winners
44
30
Unforced errors
42
18/27
Net points won
20/30
105
Total points won
103
Stats, 6 months going in
Won–lost
6–4
Last 10 matches
7–3
4–2
Last 30 days
5–2
By surface
9–4
Hard
11–5
0–1
Clay
6–3
1–2
Grass
0–3
By round
0–3
R16
2–3
–
QF
0–2
3–2
At Grand Slams
3–2
How their matches go
16
Completed matches
26
25%
Won in straight sets
35%
31%
Won after losing a set
31%
25%
Lost after winning a set
4%
19%
Lost in straight sets
31%
5–3
Tiebreaks
1–5
5–4
Deciding sets
8–1
7/9
Won after winning set 1
13/14
2/7
Won after losing set 1
4/12
Serve and return, last 5 matches
65%
1st serve in
56%
70%
1st serve points won
74%
49%
2nd serve points won
44%
50%
Break points saved
72%
44%
Return points won
45%
32%
Break points won
44%
5.2
Aces a match
3.8
2.4
Double faults a match
6.0
Last 14 days
3
Matches
3
9
Sets
8
2
Days since last match
2
Common opponents, 6 monthsCommon opponents, 6 months going in
| Opponent | Karolína Muchová | Marta Kostyuk |
|---|---|---|
| 🇵🇱ŚwiątekNo. 2 | ||
| 🇵🇱ŚwiątekNo. 2 | LostIndian Wells R16 | LostCincinnati R32 |
| 🇩🇪MariaNo. 43 | ||
| 🇩🇪MariaNo. 43 | LostLondon R16 | WonCincinnati R64 |
| Total | ||
| Total | 0–2 | 1–1 |