Stefan Kozlov vs Kaylan Bigun — Cleveland CH Round of 16

Cleveland CH · CHALLENGER · Round of 16
Stefan Kozlov
USA
Stefan Kozlov
#296ATP
1429ELO
1408Hard ELO
28 yrs · 183 cm · Right-handed
Last 10 · pre-match
LWWWLLWWLW
2 — 0
Sets
Monday, 27 January 2025
hard
USA
Kaylan Bigun
#531ATP
1302ELO
1275Hard ELO
20 yrs · 183 cm · Left-handed
Last 10 · pre-match
LLLLWLLLLW
Kozlov S.
6-2 6-3
Bigun K.
Kozlov S.
662
Bigun K.
230

Stefan Kozlov defeated Kaylan Bigun 6-2 6-3 in the Cleveland CH round of 16 on hard. The result followed the form book — Stefan Kozlov came in ranked #296, defending last year's round of 16.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Kozlov S.serving76% hold

wins 61% of points on serve vs Bigun K.

Bigun K.serving60% hold

wins 54% 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.Bigun K.
1st serve in·Slight edge
62%
56%
1st serve points won·Even
67%
68%
2nd serve points won·Slight edge
49%
44%
Service points won·Even
60%
57%
Return points won·Slight edge
43%
38%
Break points saved·Even
56%
55%
Aces / match·Clear edge
2.4
4.2
Double faults / match·Clear edge
3.0
4.4

Averages over each player's completed matches in the selected window (66 vs 25). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Kozlov S.
6.7
Slight advantageUmpiry Score
Bigun K.
3.1
Heavy underdogUmpiry Score
  • Extended break: 91 days (−1.5)
Form & Matchup
6.7+133 Hard Elo edge
Surface ELO
3.3Hard Elo 1275
6.6Overall Elo 1429
ELO gap
3.4Overall Elo 1302
5.0No prior meetings
H2H
5.0
5.8
Surface form
2.0
0.0
Win streak
0.0Lost last 5
Fatigue & Travel
6.6
Minutes 14d
7.0
3-set count
6.0
Prev. match
Context
6.0
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
Kozlov S.Bigun K.
Freshness·Clear edge
64
76

Kozlov S.: 3 days rest · 3 matches, 72 games (7d) · Bigun K.: 1 day rest · 1 match, 31 games (7d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast
Final
Smith C.
Spizzirri E.[6]
6-46-766-3
Semi-finals
Spizzirri E.[6]
Zink T.
6-46-3
Smith C.
Wolf J.[8]
7-676-1
Quarter-finals
Wolf J.[8]
Kozlov S.
6-16-3
Zink T.
Cassone M.
6-747-617-5
Smith C.
Sell K.[7]
7-646-2
Spizzirri E.[6]
Trotter J.[4]
5-76-37-64
R16
Zink T.
Holt B.[5]
W/O
Spizzirri E.[6]
Mmoh M.
6-47-5
Cassone M.
Aguilar J.
6-16-4
Trotter J.[4]
Hilderbrand T.
6-736-26-4
Wolf J.[8]
Ghibaudo A.
7-6114-66-3
Kozlov S.
Bigun K.
6-26-3
Smith C.
Dostanic S.
6-46-4
Sell K.[7]
Kingsley C.
6-46-4
R32
Ghibaudo A.
Mccormick T.
6-36-3
Spizzirri E.[6]
Escobedo E.
6-46-3
Mmoh M.
Rybakov A.
6-736-36-2
Sell K.[7]
Ayeni O.
6-37-65
Wolf J.[8]
Brooksby J.
6-26-4
Zink T.
Mayo A.
6-36-4
Kingsley C.
Pinnington Jones J.
6-16-4
Dostanic S.
Seggerman R.
7-687-5
Aguilar J.
Ross J.
6-46-2
Holt B.[5]
Ivanovski K.
6-16-1
Smith C.
Quinn E.[3]
1-66-16-4
Bigun K.
Albot R.[2]
6-37-67
Cassone M.
Gomez F.[1]
7-656-4
Trotter J.[4]
Pieczonka F.
6-33-67-64
Hilderbrand T.
Ponwith N.
7-654-66-0
Kozlov S.
Braswell M.
4-66-36-4