Marta Kostyuk vs Kimberly BirrellMiami Round of 64

Miami · WTA · Round of 64
#13WTA
2057ELO
1968Hard ELO
$2.3MYTD
$9.1MCAREER
24 yrs · 175 cm · Right-handed
Last 10 · pre-match
LWWWWWLWWW
2 — 1
Sets
Tuesday, 18 March 2025
hard
#72WTA
1754ELO
1752Hard ELO
28 yrs · 170 cm · Right-handed
Last 10 · pre-match
LWLWWWLLWL
Kostyuk M.
7-5 4-6 6-3
Birrell K.
Kostyuk M.
7462
Birrell K.
5631

Marta Kostyuk defeated Kimberly Birrell 7-5 4-6 6-3 in the Miami round of 64 on hard. The result followed the form book — Marta Kostyuk came in ranked #13.

Key context

  • Match story: Marta Kostyuk closed it out in three sets, 7–5 4–6 6–3.

Head to head

No previous meetings on record.

Serve vs return

This season
Kostyuk M.serving75% hold

wins 61% of points on serve vs Birrell K.

Birrell K.serving67% hold

wins 57% of points on serve vs Kostyuk M.

Serve advantage — Kostyuk M.

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

Kostyuk M.Birrell K.
53
Serve
22
57
Return
43

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

Statistics

This season
1st serve in·Even
59%
62%
1st serve points won·Even
67%
65%
2nd serve points won·Even
46%
44%
Service points won·Even
59%
57%
Return points won·Even
46%
44%
Break points saved·Slight edge
62%
54%
Aces / match·Slight edge
3.1
2.3
Double faults / match·Slight edge
5.2
5.9

Averages over each player's completed matches in the selected window (62 vs 88). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
92
65
Break points saved·Clear edge
93
77
Break points won·Clear edge
98
83
Deciding sets·Dominant
98
65
Tiebreaks·Slight edge
85
77

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

Umpiry Score

Pre-match
7.5
Dominant favouriteUmpiry Score
6.5
Marginal edgeUmpiry Score
Form & Matchup
7.4+216 Hard Elo edge
Surface ELO
2.6Hard Elo 1752
8.2Overall Elo 2057
ELO gap
1.8Overall Elo 1754
5.0No prior meetings
H2H
5.0
5.8
Surface form
7.7
Fatigue & Travel
7.5
Minutes 14d
8.1
8.0
Prev. match
8.0
5.3
Country comfort
Context
5.0
Defending pts
5.0
5.0
Opponent rise

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
65
93

Kostyuk M.: 2 days rest · 4 matches, 82 games (7d) · Birrell K.: 9 days rest · 2 matches (14d). Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast
Weather
22°CClear
Wind 11 km/hHumidity 54%

Draw