Mert Alkaya vs Alexander Donski — Istanbul CH Qualifying Round 1

Istanbul CH · CHALLENGER · Qualifying Round 1
TUR
Mert Alkaya
[12]
#333ATP
1447ELO
1433Hard ELO
25 yrs
Last 10 · pre-match
LWLLLWLWLL
2 — 1
Sets
Monday, 1 September 2025
hard
BUL
Alexander Donski
#538ATP
1368ELO
1373Hard ELO
27 yrs · 188 cm · Right-handed
Last 10 · pre-match
LWWWWWWLWL

Mert Alkaya defeated Alexander Donski 6-7 6-4 6-2 in the Istanbul CH qualifying round 1 on hard.

Key context

Umpiry Score

Pre-match
Alkaya M.
4.3
Heavy underdogUmpiry ScorePartial · surface data limited
  • Extended break: 2681 days (−1.5)
Donski A.
5.8
Slight disadvantageUmpiry Score
Form & Matchup
5.9+60 Hard Elo edge
Surface ELO
4.1Hard Elo 1373
6.2Overall Elo 1447
ELO gap
3.8Overall Elo 1368
5.0No prior meetings
H2H
5.0
Surface form
4.3
0.0
Win streak
Fatigue & Travel
Minutes 14d
8.0
3-set count
7.0
Prev. match
8.0
6.0
Surface transition
6.0
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.

Alkaya M.
61662
Donski A.
77421

Head to head

No previous meetings on record.

Statistics

Recent form
Alkaya M.Donski A.
54%1st serve in+1%55%
70%1st serve points won+3%73%
52%2nd serve points won+3%49%
62%Service points won62%
40%Return points won+4%36%
65%Break points saved+2%63%
5.8Aces / match+38.8
1.9Double faults / match+2.34.2

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

Draw — qualifying

Q2
Nedelko I.
Tkemaladze Z.
4-67-637-63
Makk P.
Tobon M.
6-777-656-4
Ursu V.[6]
Wessels L.[10]
6-36-4
Krajci M.
Alkaya M.[12]
6-47-5
Hernandez Serrano J.[4]
Masur D.[7]
6-26-4
Potenza L.[5]
Azkara A.[8]
6-27-64
Q1
Krajci M.
Wiskandt M.[3]
3-66-16-1
Masur D.[7]
Saritas G.
6-36-2
Potenza L.[5]
Dhamne M.
7-636-4
Alkaya M.[12]
Donski A.
6-716-46-2
Tobon M.
Castagnola L.[11]
6-36-2
Tkemaladze Z.
Bakshi A.[9]
7-657-5
Makk P.
Singh K.[2]
6-26-4
Hernandez Serrano J.[4]
Thomson C.
6-26-2
Azkara A.[8]
Sengul B.
6-16-3
Ursu V.[6]
Kravchenko G.
3-66-46-4
Wessels L.[10]
Ozdemir S.
6-26-1