Simona Waltert vs Petra MarcinkoIasi 125 Round of 16

Iasi 125 · CHALLENGER · Round of 16
#81WTA
1670ELO
1654Clay ELO
25 yrs · Right-handed
Last 10 · pre-match
LWWWWLLLLW
0 — 0
Sets
Monday, 17 July 2023
clay
#45WTA
1745ELO
1705Clay ELO
$468kYTD
$956kCAREER
20 yrs · 176 cm
Last 10 · pre-match
WLLLWWWLWL
Waltert S.
7-6 6-3
Marcinko P.
Waltert S.
7762
Marcinko P.
623

Simona Waltert defeated Petra Marcinko 7-6 6-3 in the Iasi 125 round of 16 on clay. The upset overturned the form book — Petra Marcinko came in ranked #45, leading the head-to-head 1–0. Simona Waltert claimed a first win over Petra Marcinko in two meetings, narrowing the head-to-head to 1–1.

Key context

Head to head

01
DateTournamentRoundSurfaceWinnerScore
2026-06-20EastbourneSFgrassPetra Marcinko6-4 6.4-7.7 6-4

Serve vs return

This season
Waltert S.serving42% hold

wins 47% of points on serve vs Marcinko P.

Marcinko P.serving44% hold

wins 48% of points on serve vs Waltert S.

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

Statistics

This season
1st serve in·Even
63%
62%
1st serve points won·Even
63%
65%
2nd serve points won·Even
45%
45%
Service points won·Even
56%
57%
Return points won·Even
46%
46%
Break points saved·Even
56%
53%
Aces / match·Even
2.0
2.1
Double faults / match·Clear edge
3.8
2.9

Averages over each player's completed matches in the selected window (161 vs 112). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Slight edge
78
72
Break points saved·Dominant
79
54
Break points won·Even
94
95
Deciding sets·Clear edge
80
93
Tiebreaks·
85

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

Freshness

Recent load
Freshness·Clear edge
67
89

Waltert S.: 2 days rest · 5 matches, 90 games (7d) · Marcinko P.: 6 days rest · 1 match, 27 games (7d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast