Shuai Zhang vs Katie VolynetsGuangzhou Quarter-final

Guangzhou · WTA · Quarter-final
#54WTA
1718ELO
1695Hard ELO
37 yrs · 177 cm · Right-handed
Last 10 · pre-match
LWLLWWLWWL
2 — 1
Sets
Monday, 20 October 2025
hard
#93WTA
1786ELO
1736Hard ELO
24 yrs · 170 cm · Right-handed
Last 10 · pre-match
LWWWWLWWLW
Zhang S.
7-6 5-7 7-5
Volynets K.
Zhang S.
77572
Volynets K.
65751

Shuai Zhang defeated Katie Volynets 7-6 5-7 7-5 in the Guangzhou quarter-final on hard. The result followed the form book — Shuai Zhang came in ranked #54, leading the head-to-head 1–0, defending last year's round of 16. Shuai Zhang extended the head-to-head to 2–0.

Key context

Head to head

10
DateTournamentRoundSurfaceWinnerScore
2023-01-16Australian OpenR32hardShuai Zhang6-3 6-2

Serve vs return

This season
Zhang S.serving66% hold

wins 57% of points on serve vs Volynets K.

Volynets K.serving67% hold

wins 57% of points on serve vs Zhang S.

Baseline battle — serve is shaky, expect plenty of breaks

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

Zhang S.Volynets K.
17
Serve
8
58
Return
49

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

Statistics

This season
1st serve in·Slight edge
67%
78%
1st serve points won·Slight edge
65%
58%
2nd serve points won·Even
48%
45%
Service points won·Even
59%
55%
Return points won·Even
44%
48%
Break points saved·Even
56%
55%
Aces / match·Clear edge
2.8
1.1
Double faults / match·Clear edge
2.3
1.0

Averages over each player's completed matches in the selected window (79 vs 92). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Slight edge
62
67
Break points saved·Clear edge
55
75
Break points won·Clear edge
83
97
Deciding sets·Slight edge
78
70
Tiebreaks·Dominant
82
56

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

Umpiry Score

Pre-match
7.0
Strong advantageUmpiry Score
6.5
Marginal edgeUmpiry Score
Form & Matchup
4.7Hard Elo 1695
Surface ELO
5.3+41 Hard Elo edge
4.6Overall Elo 1718
ELO gap
5.4Overall Elo 1786
10.0
H2H
0.0
7.3
Surface form
6.9
Fatigue & Travel
7.2
Minutes 14d
9.2
4.0
3-set count
7.0
Prev. match
Context
6.0
Defending pts
5.0

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·Dominant
99
61

Zhang S.: 13 days rest · 1 match (14d) · Volynets K.: 2 days rest · 5 matches, 105 games (7d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast