Qinwen Zheng vs Anna KalinskayaAustralian Open Quarter-final

Australian Open · WTA · Quarter-final
#135WTA
1852ELO
1832Hard ELO
$283kYTD
$10MCAREER
23 yrs · 178 cm · Right-handed
Last 10 · pre-match
WLLWLWLLLL
2 — 1
Sets
Monday, 15 January 2024
hard
#20WTA
1907ELO
1863Hard ELO
$1.2MYTD
$7.0MCAREER
27 yrs · 175 cm · Right-handed
Last 10 · pre-match
LWWLWLLWWW
Zheng Q.
6-7 6-3 6-1
Kalinskaya A.
Zheng Q.
64662
Kalinskaya A.
77311

Qinwen Zheng defeated Anna Kalinskaya 6-7 6-3 6-1 in the Australian Open quarter-final on hard. The upset overturned the form book — Anna Kalinskaya came in ranked #20, leading the head-to-head 1–0, defending last year's round of 128. Qinwen Zheng claimed a first win over Anna Kalinskaya in two meetings, narrowing the head-to-head to 1–1.

Key context

Head to head

01
DateTournamentRoundSurfaceWinnerScore
2022-02-21GuadalajaraR32hardAnna Kalinskaya6-3 2-6 6-2

Serve vs return

This season
Zheng Q.serving79% hold

wins 63% of points on serve vs Kalinskaya A.

Kalinskaya A.serving75% hold

wins 61% of points on serve vs Zheng Q.

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

Zheng Q.Kalinskaya A.
Serve
36
Return
39

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

Statistics

This season
1st serve in·Clear edge
54%
66%
1st serve points won·Slight edge
74%
64%
2nd serve points won·Even
46%
49%
Service points won·Even
61%
59%
Return points won·Even
44%
44%
Break points saved·Even
56%
57%
Aces / match·Dominant
6.3
1.9
Double faults / match·Slight edge
3.9
3.4

Averages over each player's completed matches in the selected window (108 vs 118). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Slight edge
93
88
Break points saved·Slight edge
96
88
Break points won·Even
100
97
Deciding sets·Slight edge
99
89
Tiebreaks·Slight edge
89
98

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

Umpiry Score

Pre-match
6.6
Marginal edgeUmpiry Score
6.9
Slight advantageUmpiry Score
Form & Matchup
5.1Hard Elo 1832
Surface ELO
4.9+31 Hard Elo edge
5.2Overall Elo 1852
ELO gap
4.8Overall Elo 1907
0.0
H2H
10.0
7.9
Surface form
5.4
0.0
Win streak
Fatigue & Travel
7.0
Minutes 14d
4.7
7.0
3-set count
4.0
8.0
Prev. match
6.0
Context
6.0
Defending pts
6.0

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Freshness

Recent load
Freshness·Slight edge
99
89

Zheng Q.: 14 days rest · 1 match (14d) · Kalinskaya A.: 10 days rest · 3 matches (14d). Higher means fresher. About

Conditions

Court speed
Medium-fastrewards aggression
SlowFast
Weather
26°COvercast
Wind 7 km/hHumidity 61%

Draw

R128
Sakkari M.[8]
Hibino N.
6-46-1
Yastremska D.
Vondrousova M.[7]
6-16-2
Tomova V.
Day K.
6-46-2
Mertens E.[25]
Sherif M.
6-22-0
Wozniacki C.
Linette M.[20]
6-22-0
Rakhimova K.
Bektas E.
6-46-4
Siegemund L.
Alexandrova E.[17]
6-23-67-69
Svitolina E.[19]
Preston T.
6-26-2
Korpatsch T.
Burrage J.
2-66-36-0
Siniakova K.
Cristian J.
6-27-5
Swiatek I.[1]
Kenin S.
7-626-2
Fernandez L.[32]
Bejlek S.
7-656-2
Sabalenka A.[2]
Seidel E.
6-06-1
Pegula J.[5]
Marino R.
6-26-4
Kessler M.
Ferro F.
3-66-36-2
Dodin O.
Zhu L.[29]
6-46-3
Timofeeva M.
Cornet A.
6-26-4
Rus A.
Kalinina A.[24]
6-16-0
Tauson C.
Minnen G.
7-57-5
Parry D.
Wang X.[30]
6-32-66-3
Frech M.
Saville D.
6-756-37-5
Collins D.
Kerber A.
6-23-66-1
Noskova L.
Bouzkova M.[31]
6-17-5
Ostapenko J.[11]
Birrell K.
7-656-1
Azarenka V.[18]
Giorgi C.
6-14-66-3
Navarro E.[27]
Wang X.
6-16-757-5
Rybakina E.[3]
Pliskova K.
7-666-4
Blinkova A.
Bucsa C.
6-26-4
Paolini J.[26]
Shnaider D.
6-36-4
Kasatkina D.[14]
Stearns P.
6-23-66-2
Zheng Q.[12]
Krueger A.
3-66-26-3
Boulter K.
Yuan Y.
7-57-61
Wang Y.
Cirstea S.[22]
0-67-56-2
Trevisan M.
Zarazua R.
4-66-46-2
Burel C.
Krunic A.
6-46-1
Avanesyan E.
Bai Z.
4-67-56-2
Kostyuk M.
Liu C.
6-34-66-1
Haddad Maia B.[10]
Fruhvirtova L.
6-23-66-2
Garcia C.[16]
Osaka N.
6-47-62
Juvan K.
Potapova A.[23]
6-16-4
Dolehide C.
Jeanjean L.
6-26-4
Jabeur O.[6]
Starodubtseva Y.
6-36-1
Andreeva M.
Pera B.
7-56-2
Hunter S.
Errani S.
6-46-3
Anisimova A.
Samsonova L.[13]
6-36-4
Badosa P.
Townsend T.
6-16-3
Pavlyuchenkova A.
Vekic D.[21]
6-46-4
Tsurenko L.[28]
Bronzetti L.
3-67-56-3
Parks A.
Snigur D.
2-66-26-4
Gauff C.[4]
Schmiedlova A.
6-36-0
Tomljanovic A.
Martic P.
7-634-66-4
Korneeva A.
Sorribes Tormo S.
4-66-36-2
Stephens S.
Gadecki O.
6-36-1
Cocciaretto E.
Sun L.
6-17-5
Gracheva V.
Wickmayer Y.
6-36-4
Golubic V.
Kudermetova V.[15]
7-641-66-1
Masarova R.
Sasnovich A.
6-36-4
Zakharova A.
Putintseva Y.
2-66-06-3
Maria T.
Osorio C.
7-56-746-4
Podoroska N.
Zidansek T.
6-16-0
Kalinskaya A.
Volynets K.
6-33-66-2
Raducanu E.
Rogers S.
6-36-2
Krejcikova B.[9]
Hontama M.
2-66-46-3
Fruhvirtova B.
Bogdan A.
2-66-46-3