Polona Hercog vs Oleksandra OliynykovaQuito 125 Round of 16

Quito 125 · CHALLENGER · Round of 16
#224WTA
1590ELO
1574Clay ELO
35 yrs · 182 cm · Right-handed
Last 10 · pre-match
LLLWWLWWLW
2 — 1
Sets
Monday, 1 December 2025
clay
#53WTA
1773ELO
1733Clay ELO
25 yrs · Right-handed
Last 10 · pre-match
LLLLWWLWWW
Hercog P.
4-6 6-3 6-3
Oliynykova O.
Hercog P.
4662
Oliynykova O.
6331

Polona Hercog defeated Oleksandra Oliynykova 4-6 6-3 6-3 in the Quito 125 round of 16 on clay. The upset overturned the form book — Oleksandra Oliynykova came in ranked #53.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Hercog P.serving40% hold

wins 46% of points on serve vs Oliynykova O.

Oliynykova O.serving45% hold

wins 48% of points on serve vs Hercog P.

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·Slight edge
64%
74%
1st serve points won·Slight edge
65%
60%
2nd serve points won·Even
49%
46%
Service points won·Even
59%
57%
Return points won·Even
46%
50%
Break points saved·Even
54%
56%
Aces / match·Slight edge
2.3
0.9
Double faults / match·Even
2.3
2.0

Averages over each player's completed matches in the selected window (48 vs 91). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
47
78
Break points saved·Slight edge
68
75
Break points won·Clear edge
75
99
Deciding sets·Dominant
44
80
Tiebreaks·
69

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

Umpiry Score

Pre-match
5.2
Clear underdogUmpiry Score
5.7
Slight disadvantageUmpiry Score
  • Recent retirement (−1.5)
Form & Matchup
3.5Clay Elo 1574
Surface ELO
6.5+160 Clay Elo edge
3.2Overall Elo 1590
ELO gap
6.8Overall Elo 1773
6.1No prior meetings
H2H
3.9
3.0
Surface form
8.6
0.0Lost last 2
Win streak
0.0
Fatigue & Travel
7.0
3-set count
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·Clear edge
100
88

Hercog P.: 19 days rest · Oliynykova O.: 6 days rest · 1 match, 32 games (7d). Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast