Maria Sakkari vs Naomi Osaka — United Cup Round Robin

United Cup · WTA · Round Robin
Maria Sakkari
GRE
Maria Sakkari
#32WTA
1812ELO
1796Hard ELO
$1.1MYTD
$15MCAREER
31 yrs · 172 cm · Right-handed
Last 10 · pre-match
LWLWLWWWWL
2 — 0
Sets
Monday, 5 January 2026 ·
hard
Naomi Osaka
JPN
Naomi Osaka
#13WTA
1987ELO
1922Hard ELO
$1.8MYTD
$26MCAREER
28 yrs · 180 cm · Right-handed
Last 10 · pre-match
LWWWLWWLWW
Sakkari M.
6-4 6-2
Osaka N.
Sakkari M.
662
Osaka N.
420

Maria Sakkari defeated Naomi Osaka 6-4 6-2 in the United Cup round robin on hard. The upset overturned the form book — Naomi Osaka came in ranked #13, leading the head-to-head 3–2. Maria Sakkari narrowed the head-to-head to 3–3.

Key context

Head to head

2–3
DateTournamentRoundSurfaceWinnerScore
2021-03-22MiamiQFhardMaria Sakkari6-0 6-4
2020-01-06BrisbaneR32hardNaomi Osaka6-2 6-7 6-3
2019-06-17BirminghamR32grassNaomi Osaka6-1 4-6 6-3
2018-08-13CincinnatiR64hardMaria Sakkari6-3 7-6
2018-03-05Indian WellsR16hardNaomi Osaka6-1 5-7 6-1
View full head-to-head →

Statistics

This season
Sakkari M.Osaka N.
1st serve in·Even
64%
61%
1st serve points won·Slight edge
64%
72%
2nd serve points won·Even
50%
48%
Service points won·Even
59%
63%
Return points won·Even
41%
44%
Break points saved·Even
60%
58%
Aces / match·Dominant
2.7
5.9
Double faults / match·Even
2.1
2.0

Averages over each player's completed matches in the selected window (30 vs 29). ATP, WTA & Challenger.

Clutch

Under pressure
Sakkari M.Osaka N.
Clutch Rating·Clear edge
79
93
Break points saved·Slight edge
78
85
Break points won·Slight edge
91
98
Deciding sets·Clear edge
75
97
Tiebreaks·Slight edge
77
86

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

Freshness

Recent load
Sakkari M.Osaka N.
Freshness·Clear edge
75
90

Sakkari M.: 3 days rest · 2 matches, 51 games (7d) · Osaka N.: 9 days rest · 3 matches (14d). Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast

Draw