Jason Kubler vs Hyeon Chung — Busan CH Quarter-final

Busan CH · CHALLENGER · Quarter-final
AUS
Jason Kubler
#468ATP
1685ELO
1635Hard ELO
33 yrs · 178 cm · Right-handed
Last 10 · pre-match
WWWWWWWLLW
2 — 0
Sets
Monday, 14 April 2025
hard
KOR
Hyeon Chung
#573ATP
1488ELO
1459Hard ELO
30 yrs · 188 cm · Right-handed
Last 10 · pre-match
LWWLWLWWLL
Kubler J.
6-2 6-4
Chung H.
Kubler J.
662
Chung H.
240

Jason Kubler defeated Hyeon Chung 6-2 6-4 in the Busan CH quarter-final on hard.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Kubler J.serving76% hold

wins 61% of points on serve vs Chung H.

Chung H.serving70% hold

wins 59% of points on serve vs Kubler J.

Serve advantage — Kubler J.

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
Kubler J.Chung H.
1st serve in·Slight edge
63%
58%
1st serve points won·Slight edge
74%
65%
2nd serve points won·Slight edge
52%
47%
Service points won·Slight edge
66%
57%
Return points won·Slight edge
38%
44%
Break points saved·Even
60%
56%
Aces / match·Dominant
6.7
1.9
Double faults / match·Dominant
2.4
5.2

Averages over each player's completed matches in the selected window (38 vs 46). ATP, WTA & Challenger.

Clutch

Under pressure
Kubler J.Chung H.
Clutch Rating·Dominant
59
24
Break points saved·Clear edge
90
69
Break points won·Even
46
43
Deciding sets·Dominant
79
21
Tiebreaks·Clear edge
37
15

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

Umpiry Score

Pre-match
Kubler J.
5.4
Clear underdogUmpiry Score
  • Extended break: 70 days (−1.2)
Chung H.
3.0
Heavy underdogUmpiry Score
  • Extended break: 168 days (−1.5)
Form & Matchup
7.2+176 Hard Elo edge
Surface ELO
2.8Hard Elo 1459
7.5Overall Elo 1685
ELO gap
2.5Overall Elo 1488
5.0No prior meetings
H2H
5.0
6.1
Surface form
2.1
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.

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast
Final
Atmane T.[8]
Walton A.[1]
6-36-4
Semi-finals
Walton A.[1]
Kubler J.
7-666-737-5
Atmane T.[8]
Holt B.[3]
7-653-66-3
Quarter-finals
Walton A.[1]
Uchiyama Y.[5]
7-55-76-3
Kubler J.
Chung H.
6-26-4
Holt B.[3]
Hsu Y.
6-26-2
Atmane T.[8]
Simakin I.
6-41-66-3
R16
Chung H.
Tu L.[6]
3-66-36-4
Uchiyama Y.[5]
Kwon S.
6-11-67-61
Walton A.[1]
Shimizu Y.
6-27-64
Hsu Y.
Sin S.
6-26-2
Holt B.[3]
Bolt A.
6-36-4
Atmane T.[8]
Jasika O.
6-32-66-4
Simakin I.
Svajda Z.
7-636-1
Kubler J.
Campana Lee G.
6-36-0
R32
Chung H.
Ruusuvuori E.
6-26-4
Tu L.[6]
Sharipov M.
6-23-66-1
Atmane T.[8]
Mccabe J.
7-647-62
Shimizu Y.
Shimabukuro S.
6-36-1
Walton A.[1]
Noguchi R.
6-06-2
Campana Lee G.
Schoolkate T.[4]
6-43-66-3
Hsu Y.
Trotter J.[7]
6-36-3
Bolt A.
Watanuki Y.
6-37-64
Holt B.[3]
Lestienne C.
1-67-626-4
Jasika O.
Durasovic V.
0-66-36-2
Uchiyama Y.[5]
Rosenkranz M.
7-646-3
Svajda Z.
Eubanks C.[2]
3-67-636-0
Kwon S.
Escoffier A.
3-66-17-5
Simakin I.
Kachmazov A.
6-776-46-3
Kubler J.
Sakamoto R.
7-56-4
Sin S.
Monday J.
6-36-4