Zdenek Kolar vs Nikolas Sanchez IzquierdoSofia 1 CH Quarter-final

Sofia 1 CH · CHALLENGER · Quarter-final
#153ATP
1506ELO
1485Clay ELO
$121kYTD
$1.3MCAREER
29 yrs · 183 cm · Right-handed
Last 10 · pre-match
LWLLWWLLLW
2 — 0
Sets
Monday, 11 August 2025
clay
#217ATP
1563ELO
1532Clay ELO
27 yrs · 185 cm · Right-handed
Last 10 · pre-match
LWLWWLLLWW
Kolar Z.
6-3 6-0
Sanchez Izquierdo N.
Kolar Z.
662
Sanchez Izquierdo N.
300

Zdenek Kolar defeated Nikolas Sanchez Izquierdo 6-3 6-0 in the Sofia 1 CH quarter-final on clay.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Kolar Z.serving61% hold

wins 55% of points on serve vs Sanchez Izquierdo N.

Sanchez Izquierdo N.serving61% hold

wins 55% of points on serve vs Kolar Z.

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
64%
65%
1st serve points won·Even
68%
64%
2nd serve points won·Even
50%
52%
Service points won·Even
61%
60%
Return points won·Even
42%
43%
Break points saved·Slight edge
60%
54%
Aces / match·Slight edge
2.1
1.4
Double faults / match·Clear edge
3.5
2.5

Averages over each player's completed matches in the selected window (94 vs 77). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Slight edge
26
19
Break points saved·Dominant
53
27
Break points won·Even
28
29
Deciding sets·Slight edge
58
69
Tiebreaks·Slight edge
8
2

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

Umpiry Score

Pre-match
4.6
Heavy underdogUmpiry Score
  • Recent retirement (−1.5)
6.0
Even matchUmpiry Score
Form & Matchup
5.0Clay Elo 1485
Surface ELO
5.0+48 Clay Elo edge
4.8Overall Elo 1506
ELO gap
5.2Overall Elo 1563
5.0No prior meetings
H2H
5.0
5.6
Surface form
4.6
0.0
Win streak
0.0Lost last 3
Fatigue & Travel
8.2
Minutes 14d
8.6
Prev. match
7.0
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·Dominant
90
59

Kolar Z.: 5 days rest · 1 match, 19 games (7d) · Sanchez Izquierdo N.: 2 days rest · 5 matches, 119 games (7d). Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast