Beibit Zhukayev vs Fajing Sun — Nonthaburi 2 CH Round of 32

Nonthaburi 2 CH · CHALLENGER · Round of 32
KAZ
Beibit Zhukayev
#387ATP
1455ELO
1402Hard ELO
25 yrs · 198 cm · Right-handed
Last 10 · pre-match
LWWLLWLWWL
2 — 0
Sets
Monday, 12 January 2026
hard
CHN8
Fajing Sun
#273ATP
1496ELO
1473Hard ELO
$32kYTD
$490kCAREER
29 yrs · 178 cm · Right-handed
Last 10 · pre-match
LLLLLLWWLL
Zhukayev B.
6-4 6-1
Sun F.
Zhukayev B.
662
Sun F.
410

Beibit Zhukayev defeated Fajing Sun 6-4 6-1 in the Nonthaburi 2 CH round of 32 on hard. The upset overturned the form book — Fajing Sun came in ranked #273, defending last year's round of 32, but Beibit Zhukayev had been the form player, winning 3 of their last 6 on hard.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Zhukayev B.serving80% hold

wins 63% of points on serve vs Sun F.

Sun F.serving90% hold

wins 70% of points on serve vs Zhukayev B.

Serve advantage — Sun F.

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
Zhukayev B.Sun F.
1st serve in·Even
61%
60%
1st serve points won·Even
73%
72%
2nd serve points won·Slight edge
47%
54%
Service points won·Even
63%
65%
Return points won·Slight edge
34%
39%
Break points saved·Even
66%
66%
Aces / match·Dominant
9.5
3.5
Double faults / match·Dominant
4.1
1.5

Averages over each player's completed matches in the selected window (22 vs 32). ATP, WTA & Challenger.

Clutch

Under pressure
Zhukayev B.Sun F.
Clutch Rating·Dominant
31
5
Break points saved·Dominant
94
65
Break points won·Slight edge
1
10
Deciding sets·Clear edge
25
8
Tiebreaks·Dominant
63
4

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

Umpiry Score

Pre-match
Zhukayev B.
5.8
Slight disadvantageUmpiry Score
Sun F.
6.2
Even matchUmpiry Score
Form & Matchup
3.7Hard Elo 1402
Surface ELO
6.3+72 Hard Elo edge
4.0Overall Elo 1455
ELO gap
6.0Overall Elo 1496
5.0No prior meetings
H2H
5.0
4.2
Surface form
3.9
0.0Lost last 2
Win streak
0.0
Fatigue & Travel
8.1
Minutes 14d
7.1
4.0
3-set count
0.0
8.0
Prev. match
7.0
Context
5.0
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
Zhukayev B.Sun F.
Freshness·
—
95

Sun F.: 8 days rest · 2 matches (14d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast
Final
Martin Tiffon P.
Jones M.
6-43-66-4
Semi-finals
Jones M.
Noguchi R.[1]
4-66-16-2
Martin Tiffon P.
Skatov T.[2]
6-26-4
Quarter-finals
Martin Tiffon P.
Sharipov M.
2-66-27-613
Noguchi R.[1]
Gengel M.
4-67-637-5
Jones M.
Zhou Y.[3]
4-67-646-4
Skatov T.[2]
Bax F.
6-26-4
R16
Noguchi R.[1]
Nagal S.
2-2
Martin Tiffon P.
Uchida K.[5]
6-36-3
Gengel M.
Uchiyama Y.
6-47-5
Bax F.
Zhukayev B.
6-26-4
Skatov T.[2]
Samrej K.
6-46-2
Jones M.
Bar Biryukov P.
6-23-0
Sharipov M.
Michalski D.[4]
6-46-3
Zhou Y.[3]
Langmo C.
6-36-4
R32
Langmo C.
Cui J.
7-656-2
Skatov T.[2]
Ajdukovic D.
6-33-66-4
Noguchi R.[1]
Sakellaridis S.
6-46-2
Zhou Y.[3]
Oberleitner N.
6-36-1
Bar Biryukov P.
Martineau M.
5-76-37-62
Uchida K.[5]
Bertrand R.
3-67-56-1
Sharipov M.
Chung H.
6-36-2
Michalski D.[4]
Shimizu Y.
6-22-66-3
Zhukayev B.
Sun F.[8]
6-46-1
Martin Tiffon P.
Henning P.
4-67-52-0
Bax F.
Ilagan A.
6-47-63
Jones M.
Schwaerzler J.[6]
1-66-36-0
Uchiyama Y.
Martin A.[7]
6-36-1
Nagal S.
Trongcharoenchaikul W.
6-16-3
Gengel M.
Tokuda R.
6-736-06-4
Samrej K.
Trotter J.
4-66-36-4