Lin Zhu vs Katie BoulterBirmingham Round of 32

Birmingham · WTA · Round of 32
#142WTA
1674ELO
1545Grass ELO
32 yrs · 173 cm · Right-handed
Last 10 · pre-match
LWWLWLWWWL
2 — 0
Sets
Monday, 19 June 2023
grass
#60WTA
1831ELO
1734Grass ELO
29 yrs · 180 cm · Right-handed
Last 10 · pre-match
LLLWWWLWLW
Zhu L.
7-5 7-5
Boulter K.
Zhu L.
772
Boulter K.
550

Lin Zhu defeated Katie Boulter 7-5 7-5 in the Birmingham round of 32 on grass. The upset overturned the form book — Katie Boulter came in ranked #60, defending last year's quarter-final. Lin Zhu extended the head-to-head to 2–0.

Key context

Head to head

10
DateTournamentRoundSurfaceWinnerScore
2020-02-24AcapulcoR16hardLin Zhu7-6(2) 7-5

Serve vs return

This season
Zhu L.serving79% hold

wins 63% of points on serve vs Boulter K.

Boulter K.serving81% hold

wins 64% of points on serve vs Zhu L.

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

Statistics

This season
1st serve in·Slight edge
65%
58%
1st serve points won·Slight edge
62%
68%
2nd serve points won·Even
48%
45%
Service points won·Even
57%
58%
Return points won·Even
44%
44%
Break points saved·Even
54%
56%
Aces / match·Slight edge
1.9
3.2
Double faults / match·Dominant
2.3
5.3

Averages over each player's completed matches in the selected window (139 vs 156). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
37
87
Break points saved·Clear edge
64
86
Break points won·Even
91
93
Deciding sets·Dominant
15
94
Tiebreaks·Clear edge
65
88

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

Umpiry Score

Pre-match
5.1
Clear underdogUmpiry Score
7.6
Dominant favouriteUmpiry Score
Form & Matchup
2.4Grass Elo 1545
Surface ELO
7.6+188 Grass Elo edge
2.9Overall Elo 1674
ELO gap
7.1Overall Elo 1831
5.0
H2H
5.0
2.8
Surface form
8.4
0.0
Win streak
9.05-match win streak
Fatigue & Travel
8.2
Minutes 14d
5.2
8.0
Prev. match
8.0
Context
5.0
Defending pts
7.0

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·Even
100
98

Zhu L.: 16 days rest · Boulter K.: 11 days rest · 1 match (14d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast