Zdenek Kolar vs Nikolas Sanchez Izquierdo — Sofia 1 CH Quarter-final

Sofia 1 CH · CHALLENGER · Quarter-final
CZE
Zdenek Kolar
#162ATP
1510ELO
1503Clay ELO
$72kYTD
$1.3MCAREER
29 yrs · 183 cm · Right-handed
Last 10
LWLWLWLWWW
2 — 0
Sets
Monday, 11 August 2025
clay
ESP
Nikolas Sanchez Izquierdo
#235ATP
1523ELO
1500Clay ELO
27 yrs · 185 cm · Right-handed
Last 10
LWWWWWWWLW

Umpiry Score

Pre-match
Kolar Z.
4.6
Heavy underdogUmpiry Score
  • Recent retirement (−1.5)
Sanchez Izquierdo N.
6.0
Even matchUmpiry Score
Form & Matchup
5.0+3 Clay Elo edge
Surface ELO
5.0Clay Elo 1500
4.8Overall Elo 1510
ELO gap
5.2Overall Elo 1523
5.0
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.

Kolar Z.
662
Sanchez Izquierdo N.
300

Head to head

1–1
DateTournamentRoundSurfaceWinnerScore
2026-04-27Ostrava CHFclayNikolas Sanchez Izquierdo6-4 7-6(4)
2025-11-17Montemar CHR16clayZdenek Kolar0-6 6-3 6-4

Statistics

Recent form
Kolar Z.Sanchez Izquierdo N.
67%1st serve in+2%65%
67%1st serve points won67%
54%2nd serve points won+2%56%
63%Service points won63%
39%Return points won+2%41%
56%Break points saved+7%49%
2.4Aces / match+0.22.2
3.3Double faults / match+1.12.2

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw

Final
Kolar Z.
Dellien Velasco M.[6]
6-26-2
Semi-finals
Kolar Z.
Fatic N.[1]
6-00-0
Dellien Velasco M.[6]
Blanch D.
6-04-66-1
Quarter-finals
Kolar Z.
Sanchez Izquierdo N.
6-36-0
Blanch D.
Ajdukovic D.[2]
6-47-63
Dellien Velasco M.[6]
Kopp S.
7-656-0
Fatic N.[1]
Gima S.
6-26-2
R16
Fatic N.[1]
Ambrogi L.
6-36-2
Blanch D.
Brunold M.[8]
6-45-76-2
Ajdukovic D.[2]
Shah A.
6-36-3
Gima S.
Rincon D.[7]
6-46-4
Sanchez Izquierdo N.
Sharipov M.[5]
6-36-2
Kolar Z.
Andreescu S.
6-46-2
Kopp S.
Karol M.
3-66-37-62
Dellien Velasco M.[6]
Yevseyev D.
6-46-3
R32
Kolar Z.
Vasilev A.
6-26-3
Rincon D.[7]
Sels J.
6-16-2
Fatic N.[1]
Feldbausch K.
6-746-46-2
Ambrogi L.
Schwaerzler J.
7-56-4
Gima S.
Roncadelli F.
6-13-66-2
Sanchez Izquierdo N.
Markov V.
6-46-0
Sharipov M.[5]
Ivanov I.
6-26-2
Yevseyev D.
Zapata Miralles B.
6-26-0
Karol M.
Midon L.[4]
6-16-3
Shah A.
Donski A.
5-76-46-4
Andreescu S.
Jianu F.[3]
7-673-2
Dellien Velasco M.[6]
Mazdrashki A.
6-06-3
Ajdukovic D.[2]
Honda N.
2-66-46-4
Kopp S.
Nedic A.
7-56-1
Brunold M.[8]
Prihodko O.
6-46-4
Blanch D.
Wallin O.
6-33-67-63