Karolina Muchova vs Marta Kostyuk — US Open Round of 16

US Open · WTA · Round of 16
Karolina Muchova
CZE
Karolina Muchova
#6WTA
2066ELO
2034Hard ELO
$2.0MYTD
$12MCAREER
29 yrs · 178 cm · Right-handed
Last 10 · pre-match
LWWWWWWWWW
2 — 1
Sets
Monday, 25 August 2025
hard
Marta Kostyuk
UKR
Marta Kostyuk
#11WTA
2057ELO
1968Hard ELO
$2.3MYTD
$9.1MCAREER
24 yrs · 175 cm · Right-handed
Last 10 · pre-match
LWWWWWLWWW
Muchova K.
6-3 6-7 6-3
Kostyuk M.
Muchova K.
66062
Kostyuk M.
37731

Karolina Muchova defeated Marta Kostyuk 6-3 6-7 6-3 in the US Open round of 16 on hard. The result followed the form book — Karolina Muchova came in ranked #6, leading the head-to-head 1–0, defending last year's semi-final. Karolina Muchova extended the head-to-head to 2–0.

Key context

Head to head

1–0
DateTournamentRoundSurfaceWinnerScore
2025-10-06WuhanR64hardKarolina Muchova2-6 6-2 6-4
View full head-to-head →

Serve vs return

This season
Muchova K.serving73% hold

wins 60% of points on serve vs Kostyuk M.

Kostyuk M.serving77% hold

wins 62% of points on serve vs Muchova K.

Even serve battle

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Serve & return on hard

Muchova K.Kostyuk M.
70
Serve
53
44
Return
57

Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About

Statistics

This season
Muchova K.Kostyuk M.
1st serve in·Even
63%
59%
1st serve points won·Even
68%
67%
2nd serve points won·Even
49%
46%
Service points won·Even
61%
58%
Return points won·Slight edge
42%
47%
Break points saved·Even
60%
62%
Aces / match·Slight edge
4.0
3.0
Double faults / match·Dominant
1.8
5.2

Averages over each player's completed matches in the selected window (61 vs 62). ATP, WTA & Challenger.

Clutch

Under pressure
Muchova K.Kostyuk M.
Clutch Rating·Even
95
92
Break points saved·Slight edge
98
93
Break points won·Even
94
98
Deciding sets·Even
98
98
Tiebreaks·Clear edge
99
85

Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About

Freshness

Recent load
Muchova K.Kostyuk M.
Freshness·Clear edge
56
73

Muchova K.: 2 days rest · 3 matches, 80 games (7d) · Kostyuk M.: 4 days rest · 3 matches, 57 games (7d). Higher means fresher. About

Conditions

Court speed
Medium-fastrewards aggression
SlowFast
Weather
29°CClear
Wind 7 km/hHumidity 45%

Draw

Final
Sabalenka A.
Anisimova A.
6-37-63
Semi-finals
Anisimova A.
Osaka N.
6-747-636-3
Sabalenka A.
Pegula J.
4-66-36-4
Quarter-finals
Sabalenka A.
Vondrousova M.
W/O
Anisimova A.
Swiatek I.
6-46-3
Pegula J.
Krejcikova B.
6-36-3
Osaka N.
Muchova K.
6-47-63
R16
Osaka N.
Gauff C.
6-36-2
Pegula J.
Li A.
6-16-2
Muchova K.
Kostyuk M.
6-36-706-3
Vondrousova M.
Rybakina E.
6-45-76-2
Sabalenka A.
Bucsa C.
6-16-4
Krejcikova B.
Townsend T.
1-67-6136-3
Swiatek I.
Alexandrova E.
6-36-1
Anisimova A.
Haddad Maia B.
6-06-3
R32
Li A.
Hon P.
7-56-3
Bucsa C.
Mertens E.
3-67-56-3
Alexandrova E.
Siegemund L.
6-06-1
Sabalenka A.
Fernandez L.
6-37-62
Pegula J.
Azarenka V.
6-17-5
Townsend T.
Andreeva M.
7-56-2
Vondrousova M.
Paolini J.
7-646-1
Anisimova A.
Cristian J.
6-44-66-2
Swiatek I.
Kalinskaya A.
7-626-4
Osaka N.
Kasatkina D.
6-04-66-3
Haddad Maia B.
Sakkari M.
6-16-2
Rybakina E.
Raducanu E.
6-16-2
Gauff C.
Frech M.
6-36-1
Kostyuk M.
Parry D.
3-66-46-2
Muchova K.
Noskova L.
6-756-46-2
Krejcikova B.
Navarro E.
4-66-46-4
R64
Noskova L.
Lys E.
6-43-0
Paolini J.
Jovic I.
6-36-3
Parry D.
Zarazua R.
6-22-67-67
Mertens E.
Sun L.
6-26-3
Anisimova A.
Joint M.
7-626-2
Andreeva M.
Potapova A.
6-16-3
Pegula J.
Blinkova A.
6-16-3
Muchova K.
Cirstea S.
7-606-736-4
Kasatkina D.
Rakhimova K.
6-24-67-5
Osaka N.
Baptiste H.
6-36-1
Swiatek I.
Lamens S.
6-14-66-4
Frech M.
Stearns P.
6-766-36-2
Gauff C.
Vekic D.
7-656-2
Bucsa C.
Eala A.
6-46-3
Cristian J.
Krueger A.
4-66-26-2
Hon P.
Samsonova L.
4-66-36-2
Sakkari M.
Bondar A.
6-36-1
Fernandez L.
Jacquemot E.
2-66-36-2
Sabalenka A.
Kudermetova P.
7-646-2
Haddad Maia B.
Golubic V.
6-16-4
Navarro E.
Mcnally C.
6-26-1
Azarenka V.
Pavlyuchenkova A.
6-36-3
Kalinskaya A.
Putintseva Y.
6-17-5
Rybakina E.
Valentova T.
6-37-67
Raducanu E.
Tjen J.
6-26-1
Vondrousova M.
Kessler M.
7-676-2
Siegemund L.
Zakharova A.
6-46-2
Alexandrova E.
Wang X.
6-26-2
Li A.
Bencic B.
6-36-3
Krejcikova B.
Uchijima M.
6-46-2
Townsend T.
Ostapenko J.
7-56-1
Kostyuk M.
Sonmez Z.
7-56-756-3
R128
Kudermetova P.
Parrizas Diaz N.
2-2
Swiatek I.
Arango E.
6-16-2
Mcnally C.
Teichmann J.
6-26-2
Uchijima M.
Danilovic O.
7-624-67-69
Ostapenko J.
Wang X.
6-46-3
Townsend T.
Ruzic A.
6-46-4
Blinkova A.
Starodubtseva Y.
6-36-1
Sabalenka A.
Masarova R.
7-56-1
Jacquemot E.
Bouzkova M.
6-46-3
Fernandez L.
Marino R.
6-26-1
Sun L.
Osorio C.
6-42-66-0
Bucsa C.
Liu C.
6-26-1
Eala A.
Tauson C.
6-32-67-611
Rybakina E.
Pareja J.
6-36-0
Valentova T.
Bronzetti L.
6-33-66-4
Raducanu E.
Shibahara E.
6-16-2
Tjen J.
Kudermetova V.
6-44-66-4
Kessler M.
Linette M.
7-57-5
Vondrousova M.
Selekhmeteva O.
6-37-63
Li A.
Sramkova R.
4-66-26-4
Jovic I.
Sasnovich A.
7-666-3
Paolini J.
Aiava D.
6-27-64
Hon P.
Jeanjean L.
6-37-5
Pegula J.
Sherif M.
6-06-4
Samsonova L.
Yuan Y.
2-66-46-4
Pavlyuchenkova A.
Yastremska D.
6-757-656-4
Azarenka V.
Inoue H.
7-606-4
Navarro E.
Wang Y.
7-696-3
Lamens S.
Glozman V.
6-46-2
Potapova A.
Zhu L.
6-44-66-2
Putintseva Y.
Cocciaretto E.
6-47-64
Siegemund L.
Shnaider D.
7-632-66-3
Zakharova A.
Avanesyan E.
6-36-4
Wang X.
Dolehide C.
2-66-46-2
Alexandrova E.
Sevastova A.
6-46-1
Bondar A.
Svitolina E.
6-26-4
Sakkari M.
Maria T.
6-36-2
Haddad Maia B.
Kartal S.
6-31-66-1
Krueger A.
Kenin S.
5-76-46-2
Gauff C.
Tomljanovic A.
6-46-727-5
Vekic D.
Bouzas Maneiro J.
3-67-56-3
Baptiste H.
Siniakova K.
7-56-3
Rakhimova K.
Garcia C.
6-44-66-3
Stearns P.
Semenistaja D.
7-56-0
Frech M.
Gibson T.
6-26-2
Parry D.
Kvitova P.
6-16-0
Sonmez Z.
Volynets K.
6-36-4
Osaka N.
Minnen G.
6-36-4
Kostyuk M.
Boulter K.
6-46-4
Noskova L.
Galfi D.
6-47-5
Lys E.
Jones F.
6-07-5
Cirstea S.
Sierra S.
7-56-0
Bencic B.
Zhang S.
6-36-3
Mertens E.
Ahn A.
6-16-0
Kasatkina D.
Ruse E.
7-56-1
Krejcikova B.
Mboko V.
6-36-2
Andreeva M.
Parks A.
6-06-1
Zarazua R.
Keys M.
6-7107-637-5
Muchova K.
Williams V.
6-32-66-1
Anisimova A.
Birrell K.
6-36-2
Joint M.
Jimenez Kasintseva V.
6-47-66
Cristian J.
Collins D.
6-26-0
Golubic V.
Boisson L.
3-67-636-2
Kalinskaya A.
Ngounoue C.
6-05-76-4