Omar Jasika vs Fajing Sun — Shanghai CH Round of 16

Shanghai CH · CHALLENGER · Round of 16
AUS
Omar Jasika
#531ATP
1296ELO
1272Hard ELO
29 yrs · 183 cm · Left-handed
Last 10 · pre-match
LLLLLLWLLL
2 — 1
Sets
Monday, 1 September 2025
hard
CHN
Fajing Sun
#270ATP
1496ELO
1473Hard ELO
$32kYTD
$490kCAREER
29 yrs · 178 cm · Right-handed
Last 10 · pre-match
LLLLLLWWLL
Jasika O.
2-6 6-2 6-4
Sun F.
Jasika O.
2662
Sun F.
6241

Omar Jasika defeated Fajing Sun 2-6 6-2 6-4 in the Shanghai CH round of 16 on hard. The upset overturned the form book — Fajing Sun came in ranked #270, defending last year's round of 32.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Jasika O.serving74% hold

wins 60% of points on serve vs Sun F.

Sun F.serving82% hold

wins 64% of points on serve vs Jasika O.

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
Jasika O.Sun F.
1st serve in·Slight edge
66%
59%
1st serve points won·Slight edge
63%
69%
2nd serve points won·Even
49%
53%
Service points won·Even
59%
62%
Return points won·Even
37%
38%
Break points saved·Even
58%
61%
Aces / match·Even
2.7
3.1
Double faults / match·Slight edge
2.7
2.0

Averages over each player's completed matches in the selected window (64 vs 69). ATP, WTA & Challenger.

Clutch

Under pressure
Jasika O.Sun F.
Clutch Rating·Slight edge
0
5
Break points saved·Clear edge
47
65
Break points won·Even
13
10
Deciding sets·Even
12
8
Tiebreaks·Even
1
4

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

Umpiry Score

Pre-match
Jasika O.
4.0
Heavy underdogUmpiry Score
  • Extended break: 25 days (−0.3)
Sun F.
7.1
Strong advantageUmpiry Score
Form & Matchup
2.4Hard Elo 1272
Surface ELO
7.6+201 Hard Elo edge
2.3Overall Elo 1296
ELO gap
7.7Overall Elo 1496
5.0No prior meetings
H2H
5.0
2.4
Surface form
6.0
0.0Lost last 4
Win streak
Fatigue & Travel
Minutes 14d
7.6
3-set count
7.0
9.0
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
Jasika O.Sun F.
Freshness·
—
94

Sun F.: 7 days rest · 1 match, 19 games (7d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast
Final
Zeppieri G.
Uchiyama Y.
7-627-5
Semi-finals
Zeppieri G.
Hsu Y.[7]
7-656-3
Uchiyama Y.
Tomic B.[4]
6-37-63
Quarter-finals
Hsu Y.[7]
Zhou Y.
4-66-17-65
Tomic B.[4]
Jasika O.
6-47-62
Zeppieri G.
Peliwo F.
6-16-3
Uchiyama Y.
Noguchi R.
5-76-26-4
R16
Peliwo F.
Evans D.[1]
6-43-62-2
Zeppieri G.
Bar Biryukov P.
6-46-1
Tomic B.[4]
Huang T.
6-36-1
Noguchi R.
Crawford O.
6-41-66-4
Uchiyama Y.
Simakin I.
6-06-4
Hsu Y.[7]
Samrej K.
7-56-4
Zhou Y.
Tokuda R.
6-16-2
Jasika O.
Sun F.
2-66-26-4
R32
Peliwo F.
Van Assche L.
6-40-0
Zhou Y.
Nishioka Y.[3]
2-67-652-0
Zeppieri G.
Onclin G.
6-46-4
Tokuda R.
Isomura K.
6-06-2
Samrej K.
Wu T.
0-67-57-5
Hsu Y.[7]
Cui J.
6-26-1
Sun F.
Mccabe J.[5]
6-46-4
Uchiyama Y.
Gea A.
7-56-4
Simakin I.
Zhukayev B.[6]
6-46-777-5
Bar Biryukov P.
Shimabukuro S.[8]
6-46-4
Noguchi R.
Watanuki Y.[2]
6-47-5
Huang T.
Bai Y.
6-36-0
Tomic B.[4]
Zeng Y.
6-46-1
Evans D.[1]
Xiao L.
6-46-4
Crawford O.
Sharipov M.
6-36-2
Jasika O.
Te R.
4-66-22-0