Katerina Siniakova vs Dayana YastremskaAdelaide Round of 32

Adelaide · WTA · Round of 32
#36WTA
1846ELO
1807Hard ELO
$1.7MYTD
$17MCAREER
30 yrs · 174 cm · Right-handed
Last 10 · pre-match
LWLLWWWLWL
2 — 0
Sets
Monday, 12 January 2026
hard
#67WTA
1792ELO
1733Hard ELO
$505kYTD
$6.5MCAREER
26 yrs · 175 cm · Right-handed
Last 10 · pre-match
LWLWLWLWWW
Siniakova K.
6-0 6-1
Yastremska D.
Siniakova K.
662
Yastremska D.
010

Katerina Siniakova defeated Dayana Yastremska 6-0 6-1 in the Adelaide round of 32 on hard. The result followed the form book — Katerina Siniakova came in ranked #36, defending last year's round of 32.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Siniakova K.serving70% hold

wins 58% of points on serve vs Yastremska D.

Yastremska D.serving70% hold

wins 58% of points on serve vs Siniakova K.

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

Siniakova K.Yastremska D.
21
Serve
11
64
Return
25

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%
62%
1st serve points won·Even
62%
61%
2nd serve points won·Even
46%
49%
Service points won·Even
57%
56%
Return points won·Even
43%
44%
Break points saved·Slight edge
58%
53%
Aces / match·Slight edge
1.2
2.3
Double faults / match·Dominant
3.2
5.0

Averages over each player's completed matches in the selected window (13 vs 23). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Clear edge
62
77
Break points saved·Clear edge
75
89
Break points won·Even
94
92
Deciding sets·Clear edge
46
63
Tiebreaks·Slight edge
90
98

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

Umpiry Score

Pre-match
5.3
Clear underdogUmpiry Score
  • Extended break: 98 days (−1.5)
6.1
Even matchUmpiry Score
Form & Matchup
6.0+74 Hard Elo edge
Surface ELO
4.0Hard Elo 1733
5.9Overall Elo 1846
ELO gap
4.1Overall Elo 1792
5.0No prior meetings
H2H
5.0
7.4
Surface form
4.4
Fatigue & Travel
Minutes 14d
6.9
3-set count
7.0
Prev. match
7.0
3.1
Country comfort
5.6
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·Even
96
92

Siniakova K.: 11 days rest · 2 matches (14d) · Yastremska D.: 11 days rest · 2 matches (14d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast
Weather
25°CClear
Wind 15 km/hHumidity 32%