Marketa Vondrousova vs Naomi OsakaTokyo Olympics Round of 16

Tokyo Olympics · WTA · Round of 16
#120WTA
1907ELO
1826Hard ELO
$33kYTD
$12MCAREER
27 yrs · 173 cm · Left-handed
Last 10 · pre-match
LWLLLLWWWW
2 — 0
Sets
Saturday, 24 July 2021
hard
#14WTA
1987ELO
1922Hard ELO
$1.1MYTD
$26MCAREER
28 yrs · 180 cm · Right-handed
Last 10 · pre-match
LWWWWLWWWW
Vondrousova M.
6-1 6-4
Osaka N.
Vondrousova M.
662
Osaka N.
140

Marketa Vondrousova defeated Naomi Osaka 6-1 6-4 in the Tokyo Olympics round of 16 on hard. The upset overturned the form book — Naomi Osaka came in ranked #14.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Vondrousova M.serving79% hold

wins 63% of points on serve vs Osaka N.

Osaka N.serving79% hold

wins 63% of points on serve vs Vondrousova M.

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

Serve & return on hard

Vondrousova M.Osaka N.
Serve
70
Return
60

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
61%
55%
1st serve points won·Slight edge
66%
74%
2nd serve points won·Even
47%
49%
Service points won·Even
59%
63%
Return points won·Even
46%
42%
Break points saved·Even
57%
61%
Aces / match·Dominant
3.0
6.5
Double faults / match·Dominant
4.9
2.8

Averages over each player's completed matches in the selected window (182 vs 140). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Even
88
91
Break points saved·Slight edge
91
96
Break points won·Even
99
97
Deciding sets·Slight edge
89
99
Tiebreaks·Slight edge
85
95

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: 26 days (−0.3)
5.3
Clear underdogUmpiry Score
  • Injury return: 54 days (−1.0)
Form & Matchup
4.1Hard Elo 1826
Surface ELO
5.9+96 Hard Elo edge
4.5Overall Elo 1907
ELO gap
5.5Overall Elo 1987
5.0No prior meetings
H2H
5.0
6.0
Surface form
8.8
Fatigue & Travel
9.0
Prev. match
7.0
Surface transition
6.0
Context
5.0
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·
82

Osaka N.: 5 days rest · 2 matches, 44 games (7d). Higher means fresher. About

Draw