Stefan Kozlov vs Tyler Zink — Champaign CH Round of 16

Champaign CH · CHALLENGER · Round of 16
Stefan Kozlov
USA
Stefan Kozlov
#317ATP
1429ELO
1408Hard ELO
28 yrs · 183 cm · Right-handed
Last 10 · pre-match
LWWWLLWWLW
2 — 0
Sets
Monday, 10 November 2025
hard
USA8
Tyler Zink
#330ATP
1371ELO
1351Hard ELO
25 yrs · 185 cm · Right-handed
Last 10 · pre-match
LWWLLLWWLW
Kozlov S.
6-3 6-3
Zink T.
Kozlov S.
662
Zink T.
330

Stefan Kozlov defeated Tyler Zink 6-3 6-3 in the Champaign CH round of 16 on hard. The result followed the form book — Stefan Kozlov came in ranked #317, defending last year's round of 32.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Kozlov S.serving78% hold

wins 62% of points on serve vs Zink T.

Zink T.serving72% hold

wins 59% of points on serve vs Kozlov S.

Serve advantage — Kozlov S.

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
Kozlov S.Zink T.
1st serve in·Even
62%
58%
1st serve points won·Slight edge
67%
72%
2nd serve points won·Even
49%
51%
Service points won·Even
60%
63%
Return points won·Slight edge
43%
37%
Break points saved·Slight edge
56%
62%
Aces / match·Dominant
2.5
5.7
Double faults / match·Clear edge
3.0
2.2

Averages over each player's completed matches in the selected window (66 vs 71). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Kozlov S.
6.3
Marginal edgeUmpiry Score
Zink T.
5.9
Even matchUmpiry Score
Form & Matchup
5.6+57 Hard Elo edge
Surface ELO
4.4Hard Elo 1351
5.5Overall Elo 1429
ELO gap
4.5Overall Elo 1371
5.0No prior meetings
H2H
5.0
5.8
Surface form
4.1
0.0
Win streak
0.0Lost last 4
Fatigue & Travel
7.2
Minutes 14d
8.5
4.0
3-set count
7.0
Prev. match
9.0
Context
6.0
Defending pts
6.0

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
Kozlov S.Zink T.
Freshness·Clear edge
59
82

Kozlov S.: 2 days rest · 4 matches, 106 games (7d) · Zink T.: 4 days rest · 3 matches, 59 games (7d). Higher means fresher. About

Conditions

Court speed
Medium-fastrewards aggression
SlowFast
Final
Kozlov S.
Cassone M.[4]
7-637-5
Semi-finals
Cassone M.[4]
Miyoshi K.
6-22-66-4
Kozlov S.
Stebe C.
6-04-0
Quarter-finals
Stebe C.
Martinez A.
3-66-37-5
Cassone M.[4]
Rosenkranz M.[5]
7-646-3
Kozlov S.
Blanch D.
6-26-776-3
Miyoshi K.
Al Azmeh T.
7-56-2
R16
Kozlov S.
Zink T.[8]
6-36-3
Rosenkranz M.[5]
Ganesan A.
6-16-2
Cassone M.[4]
Mchugh A.
1-67-606-3
Al Azmeh T.
Martin A.[6]
6-47-5
Blanch D.
Azkara A.
6-36-4
Miyoshi K.
Braswell M.
2-66-06-3
Martinez A.
Jilly A.
6-36-2
Stebe C.
Friend J.
7-667-5
R32
Martin A.[6]
Fishback R.
6-37-64
Stebe C.
Mejia N.[1]
7-656-3
Friend J.
Perez A.
6-45-76-3
Martinez A.
Purtseladze S.[7]
7-53-67-67
Blanch D.
Krueger M.[3]
6-37-65
Kozlov S.
Borg L.
6-16-0
Zink T.[8]
Mitsui S.
7-656-1
Rosenkranz M.[5]
Martinez Gomez P.
6-36-3
Mchugh A.
Zhang J.
6-756-37-5
Cassone M.[4]
Roh H.
6-06-2
Al Azmeh T.
Colleu S.
6-26-756-1
Miyoshi K.
Vandecasteele Q.
6-37-5
Braswell M.
Monday J.[2]
7-686-4
Jilly A.
Smith K.
6-46-2
Ganesan A.
Okonkwo O.
6-37-5
Azkara A.
Maxted L.
6-36-4