Zhizhen Zhang vs Jiri LeheckaUnited Cup Round Robin

United Cup · ATP · Round Robin
#156ATP
1682ELO
1642Hard ELO
$546kYTD
$4.6MCAREER
29 yrs · 193 cm · Right-handed
Last 10 · pre-match
LLLWWWWWLW
2 — 1
Sets
Monday, 1 January 2024
hard
#12ATP
1922ELO
1882Hard ELO
$1.5MYTD
$8.9MCAREER
24 yrs · 185 cm · Right-handed
Last 10 · pre-match
LWWWLWLWWL
Zhang Z.
5-7 6-3 6-4
Lehecka J.
Zhang Z.
5662
Lehecka J.
7341

Zhizhen Zhang defeated Jiri Lehecka 5-7 6-3 6-4 in the United Cup round robin on hard. The upset overturned the form book — Jiri Lehecka came in ranked #12, defending last year's round-robin.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Zhang Z.serving89% hold

wins 69% of points on serve vs Lehecka J.

Lehecka J.serving93% hold

wins 73% of points on serve vs Zhang Z.

Serve-dominated — both hold easily, expect tiebreaks

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Serve & return on hard

Zhang Z.Lehecka J.
24
Serve
56
0
Return
35

Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About

Statistics

This season
1st serve in·Even
64%
63%
1st serve points won·Even
73%
75%
2nd serve points won·Even
51%
53%
Service points won·Even
65%
67%
Return points won·Even
33%
35%
Break points saved·Slight edge
60%
65%
Aces / match·Even
7.7
7.9
Double faults / match·Even
2.0
2.1

Averages over each player's completed matches in the selected window (94 vs 130). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Dominant
56
86
Break points saved·Slight edge
94
99
Break points won·Dominant
14
62
Deciding sets·Slight edge
91
98
Tiebreaks·Dominant
43
96

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

Umpiry Score

Pre-match
4.3
Heavy underdogUmpiry Score
  • Extended break: 77 days (−1.2)
5.4
Clear underdogUmpiry Score
  • Extended break: 40 days (−0.7)
Form & Matchup
1.9Hard Elo 1642
Surface ELO
8.1+240 Hard Elo edge
1.9Overall Elo 1682
ELO gap
8.1Overall Elo 1922
5.0No prior meetings
H2H
5.0
6.0
Surface form
3.1
Win streak
0.0Lost last 2
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.

Freshness

Recent load
Freshness·Dominant
100
74

Zhang Z.: 21 days rest · Lehecka J.: 6 days rest · 1 match, 44 games (7d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast
Weather
23°CDrizzle
Wind 22 km/hHumidity 72%