Katie Volynets vs Kimberly Birrell — Osaka Qualifying Round 2

Osaka · CHALLENGER · Qualifying Round 2
USA
Katie Volynets
#108WTA
1763ELO
1724Hard ELO
24 yrs · Right-handed
Last 10
LWLWWWWLLW
0 — 0
Sets
Monday, 13 October 2025
hard
AUS
Kimberly Birrell
#83WTA
1752ELO
1751Hard ELO
28 yrs · 170 cm · Right-handed
Last 10
LWLLLWWLLW

Umpiry Score

Pre-match
Volynets K.
6.7
Slight advantageUmpiry Score
Birrell K.
5.7
Slight disadvantageUmpiry Score
Form & Matchup
4.4Hard Elo 1724
Surface ELO
5.6+27 Hard Elo edge
4.7Overall Elo 1763
ELO gap
5.3Overall Elo 1752
5.0
H2H
5.0
8.2
Surface form
3.0
7.04-match win streak
Win streak
Fatigue & Travel
4.0
3-set count
7.0
Context
5.0
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.

Volynets K.
662
Birrell K.
43–

Head to head

0–2
DateTournamentRoundSurfaceWinnerScore
2026-02-15DubaiQ2hardKimberly Birrell6-3 6-1
2025-06-23EastbourneQ1grassKimberly Birrell7-5 7-5

Statistics

Recent form
Volynets K.Birrell K.
76%1st serve in+12%64%
60%1st serve points won+4%64%
43%2nd serve points won43%
56%Service points won56%
47%Return points won+1%46%
47%Break points saved+11%58%
1.5Aces / match+0.41.9
1.4Double faults / match+4.15.5

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw — qualifying

Q2
Valentova T.
Minnen G.
4-66-46-2
Gracheva V.
Ruse E.
7-626-2
Garland J.
Mcnally C.
6-16-3
Volynets K.
Birrell K.
6-46-3
Cocciaretto E.
Juvan K.
7-656-2
Galfi D.
Townsend T.
6-16-3
Q1
Valentova T.
Charaeva A.
6-16-2
Minnen G.
Saito S.
7-56-1
Gracheva V.
Sakatsume H.
6-37-5
Ruse E.
Salkova D.
6-736-06-1
Mcnally C.
Liu C.
6-26-2
Garland J.
Koike E.
6-35-76-1
Birrell K.
Hontama M.
6-17-65
Volynets K.
Kinoshita H.
6-46-4
Cocciaretto E.
Inglis M.
6-16-4
Juvan K.
Sharma A.
3-66-26-2
Galfi D.
Okamura K.
6-37-67
Townsend T.
Yamaguchi M.
6-746-37-63