Mayar Sherif vs Oleksandra OliynykovaMonterrey Round of 16

Monterrey · WTA · Round of 16
#49WTA
1685ELO
1505Hard ELO
30 yrs · 180 cm · Right-handed
Last 10 · pre-match
LWWWWWWWWW
2 — 0
Sets
Monday, 24 August 2026 ·
hard
#46WTA
1773ELO
1572Hard ELO
25 yrs · Right-handed
Last 10 · pre-match
LWLLLWWLWW
Sherif M.
6-3 6-4
Oliynykova O.
Sherif M.
662
Oliynykova O.
340

Oleksandra Oliynykova defeated Mayar Sherif 6-3, 6-4 in the Round of 16 at the Monterrey tournament. Oliynykova hit one ace and four double faults, winning 68% of her first serves and converting 36% of break points. She broke Sherif's serve four times, while Sherif converted one service break.

Key context

Head to head

11
DateTournamentRoundSurfaceWinnerScore
2026-07-18IasiSFclayMayar Sherif6-3 6-1
2026-02-01Cluj-NapocaR32hardOleksandra Oliynykova6-7 6-4 6-4

Statistics

This season
1st serve in·Even
78%
74%
1st serve points won·Even
58%
58%
2nd serve points won·Slight edge
49%
42%
Service points won·Even
56%
54%
Return points won·Even
47%
48%
Break points saved·Even
53%
51%
Aces / match·Even
0.8
0.7
Double faults / match·Clear edge
1.9
2.8

Averages over each player's completed matches in the selected window (47 vs 36). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
19
78
Break points saved·Dominant
22
75
Break points won·Dominant
48
99
Deciding sets·Dominant
10
80
Tiebreaks·
85

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

Win Probability

Pre-match · updated 02:50 UTC
Sherif M.44%
Oliynykova O.56%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Toss-up · Too close to call

Calibrated model · 65% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.

Umpiry Score

Pre-match
5.2
Clear underdogUmpiry Score
6.3
Marginal edgeUmpiry Score
Form & Matchup
4.2Hard Elo 1505
Surface ELO
5.8+67 Hard Elo edge
3.9Overall Elo 1685
ELO gap
6.1Overall Elo 1773
3.0Trails 0–1 on hard
H2H
7.0Leads 1–0 on hard
1.72 of last 10 on hard
Surface form
4.04 of last 10 on hard
0.0
Win streak
0.0
Fatigue & Travel
6.0Clay → Hard
Surface transition
Context
5.0Didn't play here last year
Defending pts
5.0Didn't play here last year

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
88
84

Sherif M.: 1 day rest · 1 match, 19 games (7d) · Oliynykova O.: 1 day rest · 1 match, 19 games (7d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast
Weather
28°CClear
Wind 13 km/hHumidity 50%

Draw